text */ const getPageTitle = () => { const el = document.querySelector("title"); const raw = el ? el.textContent : ""; return raw.split("|")[0].trim() || "Helius Docs"; }; /** Read published/modified dates from Open Graph meta tags injected by Mintlify */ const getPageDates = () => { let published = document.querySelector('meta[property="article:published_time"]'); const modified = document.querySelector('meta[property="article:modified_time"]'); if (!published) published = document.querySelector('meta[property="og:updated_time"]'); return { datePublished: published ? published.getAttribute("content") || "" : "", dateModified: modified ? modified.getAttribute("content") || "" : "", }; }; /** Read the meta description */ const getMetaDescription = () => { const el = document.querySelector('meta[name="description"]'); return el ? el.getAttribute("content") || "" : ""; }; /** Build the canonical URL for the current page */ const getCanonicalUrl = () => { const path = getPagePath(); if (path === "/") return BASE_URL; return BASE_URL + path; }; /** Get a human-readable breadcrumb label for a path segment */ const getBreadcrumbLabel = (segment) => { if (BREADCRUMB_LABELS[segment]) return BREADCRUMB_LABELS[segment]; // Fallback: capitalize first letter and replace hyphens with spaces return segment.charAt(0).toUpperCase() + segment.slice(1).replace(/-/g, " "); }; /** Inject a JSON-LD script element into the <head> with a marker attribute */ const injectJsonLd = (data) => { const script = document.createElement("script"); script.type = "application/ld+json"; script.setAttribute("data-helius-sd", ""); script.textContent = JSON.stringify(data); document.head.appendChild(script); }; /** Remove all previously injected JSON-LD elements */ const cleanup = () => { const scripts = document.querySelectorAll( 'script[type="application/ld+json"][data-helius-sd]' ); for (let i = 0; i < scripts.length; i++) { scripts[i].remove(); } }; // ── Breadcrumbs ────────────────────────────────────────────────────── const buildBreadcrumbList = () => { const path = getPagePath(); const items = [ { "@type": "ListItem", position: 1, name: "Helius Docs", item: BASE_URL, }, ]; if (path === "/") return null; const segments = path.split("/").filter(Boolean); let cumulative = ""; for (let i = 0; i < segments.length; i++) { cumulative += "/" + segments[i]; items.push({ "@type": "ListItem", position: i + 2, name: i === segments.length - 1 ? getPageTitle() : getBreadcrumbLabel(segments[i]), item: BASE_URL + cumulative, }); } return { "@context": "https://schema.org", "@type": "BreadcrumbList", itemListElement: items, }; }; // ── Page-type detection (operates on normalized path, without /zh/) ── const isHomepage = (path) => path === "/" || path === "/index"; const isApiReference = (path) => path.indexOf("/api-reference") === 0; const isProductOverview = (path) => PRODUCT_OVERVIEWS.hasOwnProperty(path); const GUIDE_PREFIXES = [ "/rpc/", "/laserstream/", "/gatekeeper/", "/grpc/", "/sending-transactions/", "/das/", "/enhanced-transactions/", "/dedicated-nodes/", "/webhooks/", "/data-streaming/", "/priority-fee/", "/wallet-api/", "/nfts/", "/zk-compression/", "/staking/", "/shred-delivery/", "/agents/", "/billing/", "/support/", "/orb/", ]; const GUIDE_EXACT = ["/grpc", "/agents", "/quickstart", "/getting-data", "/data-streaming"]; const isGuide = (path) => GUIDE_EXACT.indexOf(path) !== -1 || GUIDE_PREFIXES.some(function (prefix) { return path.indexOf(prefix) === 0; }); const isFaqPage = (path) => path.indexOf("/faqs") === 0; const isPricingPage = (path) => path === "/billing/plans"; const isGlossary = (path) => path === "/glossary"; // ── Determine the programmingModel for API reference pages ─────────── const getProgrammingModel = (path) => { if (path.indexOf("/rpc/websocket") !== -1) return "WebSocket JSON-RPC"; if (path.indexOf("/rpc/http") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/laserstream") !== -1) return "gRPC"; if (path.indexOf("/webhooks") !== -1) return "REST (Webhooks)"; if (path.indexOf("/wallet-api") !== -1) return "REST"; if (path.indexOf("/sender") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/das") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/priority-fee") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/enhanced-transactions") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/zk-compression") !== -1) return "HTTP JSON-RPC"; return "HTTP JSON-RPC"; }; // ── Schema builders ────────────────────────────────────────────────── const buildWebSiteSchema = () => ({ "@context": "https://schema.org", "@type": "WebSite", "@id": "https://www.helius.dev/docs#website", name: "Helius Documentation", url: BASE_URL, description: "Developer documentation for Helius — the leading Solana RPC and infrastructure platform", publisher: { "@id": "https://www.helius.dev/#organization" }, }); const buildApiReferenceSchema = (normalizedPath) => { const lang = getLanguage(); const desc = getMetaDescription(); const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "APIReference", headline: getPageTitle(), url: getCanonicalUrl(), mainEntityOfPage: { "@type": "WebPage", "@id": getCanonicalUrl() }, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, targetPlatform: "Solana", programmingModel: getProgrammingModel(normalizedPath), speakable: SPEAKABLE, inLanguage: lang, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildTechArticleSchema = () => { const lang = getLanguage(); const desc = getMetaDescription(); const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "TechArticle", headline: getPageTitle(), url: getCanonicalUrl(), mainEntityOfPage: { "@type": "WebPage", "@id": getCanonicalUrl() }, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, inLanguage: lang, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildFaqSchema = () => { const questions = []; // Extract Q&A from <details>/<summary> elements (Mintlify Accordions) const details = document.querySelectorAll("details"); for (let i = 0; i < details.length; i++) { const summary = details[i].querySelector("summary"); if (!summary) continue; const clone = details[i].cloneNode(true); const summaryClone = clone.querySelector("summary"); if (summaryClone) summaryClone.remove(); const answerText = (clone.textContent || "").trim(); if (answerText) { questions.push({ "@type": "Question", name: summary.textContent.trim(), acceptedAnswer: { "@type": "Answer", text: answerText, }, }); } } if (questions.length === 0) return null; const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "FAQPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, mainEntity: questions, speakable: SPEAKABLE, inLanguage: getLanguage(), }; if (desc) schema.description = desc; return schema; }; const buildProductSchema = (normalizedPath) => { const product = PRODUCT_OVERVIEWS[normalizedPath]; const desc = product.description || getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "SoftwareApplication", name: product.name, url: getCanonicalUrl(), image: product.image, applicationCategory: "DeveloperApplication", operatingSystem: "Solana", description: desc, author: { "@id": "https://www.helius.dev/#organization" }, offers: { "@type": "Offer", price: "0", priceCurrency: "USD", description: "Free tier available", url: BASE_URL + "/billing/plans", }, }; return schema; }; const buildPricingSchema = () => { const offers = PRICING_TIERS.map(function (tier) { return { "@type": "Offer", name: "Helius " + tier.name, price: tier.price, priceCurrency: "USD", priceValidUntil: PRICE_VALID_UNTIL, description: tier.description + " (billed monthly)", url: BASE_URL + "/billing/plans", availability: "https://schema.org/InStock", }; }); const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, mainEntity: { "@type": "SoftwareApplication", name: "Helius", applicationCategory: "DeveloperApplication", operatingSystem: "Solana", offers: offers, }, inLanguage: getLanguage(), }; if (desc) schema.description = desc; return schema; }; const buildGlossarySchema = () => { const headings = document.querySelectorAll("h3"); if (headings.length === 0) return null; const baseUrl = getCanonicalUrl(); const setId = baseUrl + "#termset"; const lang = getLanguage(); const desc = getMetaDescription(); const slugify = (text) => text .toLowerCase() .replace(/[^\w\s-]/g, "") .replace(/\s+/g, "-") .replace(/-+/g, "-") .replace(/^-|-$/g, ""); // Mintlify injects a U+200B zero-width space inside the heading anchor // link (the clickable hash icon). textContent picks it up and trim() // doesn't classify U+200B as whitespace, so it leaks into the term name. // Strip all zero-width characters (U+200B-U+200D, U+FEFF) before trimming. const cleanText = (text) => (text || "").replace(/[\u200B-\u200D\uFEFF]/g, "").trim(); // Headings of the form "Foo (Bar)" — strip the parens for `name` and // surface the inner text as an alias. Merged with TERM_ALIASES for // entries whose heading doesn't carry both forms. const PAREN_RE = /^(.+?)\s+$([^)]+)$\s*$/; const computeAliases = (rawName) => { const m = rawName.match(PAREN_RE); const displayName = m ? m[1].trim() : rawName; const aliases = []; const push = (val) => { const v = (val || "").trim(); if (v && v !== displayName && aliases.indexOf(v) === -1) { aliases.push(v); } }; const dictEntry = TERM_ALIASES[rawName]; if (dictEntry) { for (let i = 0; i < dictEntry.length; i++) push(dictEntry[i]); } if (m) push(m[2]); return { displayName: displayName, aliases: aliases }; }; const terms = []; for (let i = 0; i < headings.length; i++) { const heading = headings[i]; const name = cleanText(heading.textContent); if (!name) continue; const id = heading.getAttribute("id") || slugify(name); if (!id) continue; // Walk following siblings until the next h3 or h2, gathering definition text let definition = ""; // Append a chunk of text with smart sentence joining: if the previous // segment already ends in sentence-terminating punctuation or a colon // (a natural lead-in to a list), use a single space; otherwise use // ". " so list items and adjacent prose read as discrete sentences // instead of running together. const append = (text) => { if (!text) return; if (definition) { const lastChar = definition.slice(-1); definition += /[.!?:]/.test(lastChar) ? " " : ". "; } definition += text; }; let sibling = heading.nextElementSibling; while (sibling) { const tag = sibling.tagName; if (tag === "H3" || tag === "H2") break; // Mintlify wraps prose in <span data-as="p"> rather than emitting a // raw <p>. Treat both as paragraphs so we don't skip every term that // is just plain prose (the majority of the glossary). const isParagraph = tag === "P" || (tag === "SPAN" && sibling.getAttribute("data-as") === "p"); if (isParagraph) { const text = cleanText(sibling.textContent); // Skip "See ..." cross-reference paragraphs if (text && !/^See\s/i.test(text)) { append(text); } } else if (tag === "UL" || tag === "OL") { const items = sibling.querySelectorAll("li"); for (let j = 0; j < items.length; j++) { append(cleanText(items[j].textContent)); } } sibling = sibling.nextElementSibling; } if (!definition) continue; // Cap to keep payload reasonable if (definition.length > 1500) { definition = definition.substring(0, 1497) + "..."; } const { displayName, aliases } = computeAliases(name); const term = { "@type": "DefinedTerm", "@id": baseUrl + "#" + id, name: displayName, description: definition, inDefinedTermSet: { "@id": setId }, url: baseUrl + "#" + id, }; if (aliases.length === 1) { term.alternateName = aliases[0]; } else if (aliases.length > 1) { term.alternateName = aliases; } terms.push(term); } if (terms.length === 0) return null; // Nest the DefinedTermSet inside a WebPage so page-level signals // (speakable, dates) attach to the WebPage where they're valid since // speakable is not a property of DefinedTermSet. Mirrors the pattern // used by buildPricingSchema (WebPage > mainEntity > SoftwareApplication). const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: baseUrl, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, inLanguage: lang, mainEntity: { "@type": "DefinedTermSet", "@id": setId, name: getPageTitle(), url: baseUrl, hasDefinedTerm: terms, }, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildWebPageSchema = (options) => { const enriched = options && options.enriched; const lang = getLanguage(); const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, inLanguage: lang, }; if (desc) schema.description = desc; if (enriched) { schema.speakable = SPEAKABLE; const dates = getPageDates(); if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; } return schema; }; // ── Main ───────────────────────────────────────────────────────────── const run = () => { cleanup(); const normalizedPath = getNormalizedPath(); // 1. Standalone entity blocks (all pages) — injected so Google can resolve // @id references in nested publisher/isPartOf fields across all pages injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); // 2. Breadcrumbs (all pages except homepage) const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); // 3. Page-specific schema if (isHomepage(normalizedPath)) { injectJsonLd(buildWebSiteSchema()); } else if (isApiReference(normalizedPath)) { injectJsonLd(buildApiReferenceSchema(normalizedPath)); } else if (isFaqPage(normalizedPath)) { const faqSchema = buildFaqSchema(); if (faqSchema) { injectJsonLd(faqSchema); } else { // On SPA navigation the <title> changes before accordion content renders. // Fall back to WebPage immediately, then retry once content has settled. setTimeout(function () { const retrySchema = buildFaqSchema(); if (retrySchema) { cleanup(); injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); injectJsonLd(retrySchema); } }, 800); injectJsonLd(buildWebPageSchema()); } } else if (isPricingPage(normalizedPath)) { injectJsonLd(buildWebPageSchema()); // Also inject FAQ schema if the pricing page has accordion Q&A pairs var pricingFaq = buildFaqSchema(); if (pricingFaq) injectJsonLd(pricingFaq); injectJsonLd(buildPricingSchema()); } else if (isProductOverview(normalizedPath)) { injectJsonLd(buildProductSchema(normalizedPath)); } else if (isGlossary(normalizedPath)) { const glossarySchema = buildGlossarySchema(); if (glossarySchema) { injectJsonLd(glossarySchema); } else { // SPA navigation: <title> changes before glossary content renders. // Fall back to enriched WebPage immediately, then retry once content has settled. setTimeout(function () { const retrySchema = buildGlossarySchema(); if (retrySchema) { cleanup(); injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); injectJsonLd(retrySchema); } }, 800); injectJsonLd(buildWebPageSchema({ enriched: true })); } } else if (isGuide(normalizedPath)) { injectJsonLd(buildTechArticleSchema()); } else { injectJsonLd(buildWebPageSchema({ enriched: true })); } }; // ── Lifecycle ──────────────────────────────────────────────────────── // SPA navigation: re-run when Mintlify updates the <title> on route change const setupObserver = () => { let debounceTimer; const scheduleRun = () => { clearTimeout(debounceTimer); debounceTimer = setTimeout(run, 150); }; // Watch <head> for <title> element being replaced (Next.js replaces the // entire element on route change rather than mutating its text in place) new MutationObserver((mutations) => { for (let i = 0; i < mutations.length; i++) { const added = mutations[i].addedNodes; for (let j = 0; j < added.length; j++) { if (added[j].nodeName === "TITLE") { scheduleRun(); return; } } } }).observe(document.head, { childList: true }); // Also watch the current title element for in-place text changes const titleEl = document.querySelector("title"); if (titleEl) { new MutationObserver(scheduleRun).observe(titleEl, { childList: true, characterData: true, subtree: true, }); } }; if (document.readyState === "loading") { document.addEventListener("DOMContentLoaded", () => { run(); setupObserver(); }); } else { run(); setupObserver(); } })(); </article></body></html>

/** * Structured Data (JSON-LD) for our Helius documentation * * Mintlify does not generate JSON-LD server-side. This script runs client-side * and injects schema.org structured data into the based on the current page * * * Schema types used: * - WebSite → homepage * - Organization → every page (standalone top-level entity for Knowledge Panel) * - BreadcrumbList → all pages * - APIReference → /api-reference/* pages * - TechArticle → guides, tutorials, how-tos * - FAQPage → /faqs/* pages (when Q&A pairs are present) * - SoftwareApplication → product overview pages * - WebPage + Offers → pricing page (/billing/plans) * - DefinedTermSet → /glossary (each h3 becomes a DefinedTerm) * - WebPage (enriched) → everything else (with speakable + dates) */ (() => { "use strict"; const BASE_URL = "https://www.helius.dev/docs"; const ORGANIZATION = { "@context": "https://schema.org", "@type": "Organization", "@id": "https://www.helius.dev/#organization", name: "Helius", url: "https://www.helius.dev", logo: { "@type": "ImageObject", url: "https://www.helius.dev/Helius-Brandkit/Helius/PNG/Helius-Horizontal-Logo.png", width: 562, height: 118, }, sameAs: [ "https://github.com/helius-labs", "https://discord.com/invite/6GXdee3gBj", "https://x.com/helius", "https://www.linkedin.com/company/heliusapi", ], }; const DOCUMENTATION_SITE = { "@context": "https://schema.org", "@type": "WebSite", "@id": "https://www.helius.dev/docs#website", name: "Helius Documentation", url: BASE_URL, }; // Human-readable labels for known breadcrumb path segments const BREADCRUMB_LABELS = { "api-reference": "API Reference", rpc: "RPC", http: "HTTP Methods", websocket: "WebSocket", das: "DAS", "zk-compression": "ZK Compression", laserstream: "LaserStream", grpc: "gRPC", sender: "Sender", webhooks: "Webhooks", "enhanced-transactions": "Enhanced Transactions API", "enhanced-websockets": "LaserStream WebSocket", "wallet-api": "Wallet API", "priority-fee": "Priority Fee", "sending-transactions": "Sending Transactions", "data-streaming": "Data Streaming", "dedicated-nodes": "Dedicated Nodes", billing: "Billing", faqs: "FAQs", agents: "Agents", mcp: "MCP", guides: "Guides", nfts: "NFTs", orb: "Orb", support: "Support", staking: "Staking", gatekeeper: "Gatekeeper", "shred-delivery": "Shred Delivery", skills: "Skills", zh: "中文", }; // Product overview pages that should use Product schema // TODO: replace PRODUCT_IMAGE with per-product card images once available const PRODUCT_IMAGE = "https://www.helius.dev/docs/images/hero-dark.png"; const PRODUCT_OVERVIEWS = { "/rpc/overview": { name: "Helius RPC", category: "Solana RPC Infrastructure", description: "High-performance Solana RPCs", image: PRODUCT_IMAGE, }, "/laserstream": { name: "Helius LaserStream gRPC", category: "Solana Data Streaming", description: "Ultra-low latency gRPC data streaming for Solana with historical replay", image: PRODUCT_IMAGE, }, "/rpc/websocket": { name: "Helius LaserStream WebSocket", category: "Solana Data Streaming", description: "Unified Solana WebSocket streaming with standard subscription methods and Helius extensions", image: PRODUCT_IMAGE, }, "/das-api": { name: "Helius DAS API", category: "Solana API", description: "Unified API for querying Solana digital assets — NFTs, tokens, and compressed assets", image: PRODUCT_IMAGE, }, "/webhooks": { name: "Helius Webhooks", category: "Solana Event Notification Service", description: "Real-time HTTP POST notifications for Solana events", image: PRODUCT_IMAGE, }, "/sending-transactions/sender": { name: "Helius Sender", category: "Solana Transaction Service", description: "Ultra-low latency transaction sending via staked connections and Jito", image: PRODUCT_IMAGE, }, "/dedicated-nodes": { name: "Helius Dedicated Nodes", category: "Solana Infrastructure", description: "Private Solana nodes with no rate limits and full Yellowstone gRPC support", image: PRODUCT_IMAGE, }, "/priority-fee-api": { name: "Helius Priority Fee API", category: "Solana API", description: "Smart priority fee estimation based on real-time Solana network conditions", image: PRODUCT_IMAGE, }, "/wallet-api/overview": { name: "Helius Wallet API", category: "Solana API", description: "REST endpoints for querying Solana wallet balances, history, identities, funding, and transfers", image: PRODUCT_IMAGE, }, "/gatekeeper/overview": { name: "Helius Gatekeeper", category: "Solana Edge Gateway", description: "Low-latency edge gateway for Solana infrastructure with intelligent routing", image: PRODUCT_IMAGE, }, "/api-reference/zk-compression": { name: "Helius ZK Compression", category: "Solana Data Compression", description: "Compress Solana account data to reduce storage costs by 95%+ using zero-knowledge proofs, indexed by Photon", image: PRODUCT_IMAGE, }, "/shred-delivery": { name: "Helius Shred Delivery", category: "Solana Data Streaming", description: "Raw Solana shreds delivered via UDP — the earliest possible on-chain signal for propAMMs, snipers, copy traders, liquidation bots, arbitrage, and RPC node operators", image: PRODUCT_IMAGE, }, "/agents/mcp": { name: "Helius MCP", category: "Solana AI Developer Tool", description: "Model Context Protocol server giving AI agents direct access to Helius APIs — querying, transactions, webhooks, streaming, and autonomous account signup", image: PRODUCT_IMAGE, }, "/agents/cli": { name: "Helius CLI", category: "Solana Developer Tool", description: "Full-featured command-line interface for Helius with 95+ commands for account management, queries, transactions, webhooks, and streaming", image: PRODUCT_IMAGE, }, "/orb": { name: "Orb", category: "Solana Block Explorer", description: "Full-featured Solana block explorer by Helius with reverse search, slot and time filtering, transaction heatmaps, and petabyte-scale archival data", image: PRODUCT_IMAGE, }, }; // Speakable specification — signals AI models which content is quotable const SPEAKABLE = { "@type": "SpeakableSpecification", cssSelector: ["h1", 'meta[name="description"]'], }; // Glossary alias table for entries whose heading carries only the // abbreviation OR only the expansion. Keyed by the raw H3 heading text // (pre-paren-strip). Headings of the form "Foo (Bar)" are handled // automatically by buildGlossarySchema and don't need an entry here. // Add new entries when the heading alone doesn't surface both forms. const TERM_ALIASES = { "DAS API": ["Digital Asset Standard", "DAS"], "RPC": ["Remote Procedure Call"], "gRPC": ["gRPC Remote Procedure Call"], "IDL": ["Interface Definition Language"], "SPL Token": ["Solana Program Library Token"], "ZK Compression": ["Zero-Knowledge Compression"], "Rent / Rent-exempt": ["Rent-exempt"], }; // Pricing tiers for the billing/plans page // Source of truth: https://dashboard.helius.dev and /billing/plans.mdx // Update this array whenever plan names, prices, or limits change. // priceValidUntil signals search engines when to re-check pricing. const PRICE_VALID_UNTIL = "2026-12-31"; const PRICING_TIERS = [ { name: "Free", price: "0", description: "1M monthly credits, 10 RPC req/s, 2 DAS & Enhanced API req/s, standard WebSockets, community support", }, { name: "Agent", price: "1", description: "1M monthly credits, 10 RPC req/s, 2 DAS & Enhanced API req/s, standard WebSockets, community support. 1 USDC one-time signup fee, programmatic access via CLI or MCP", }, { name: "Developer", price: "49", description: "10M monthly credits, 50 RPC req/s, 10 DAS & Enhanced API req/s, LaserStream WebSocket standard methods and Helius extensions, LaserStream gRPC devnet, chat support", }, { name: "Business", price: "499", description: "100M monthly credits, 200 RPC req/s, 50 DAS & Enhanced API req/s, LaserStream WebSocket Helius extensions, LaserStream gRPC mainnet + devnet, priority chat support", }, { name: "Professional", price: "999", description: "200M monthly credits, 500 RPC req/s, 100 DAS & Enhanced API req/s, LaserStream WebSocket Helius extensions, LaserStream gRPC mainnet + devnet, Slack/Telegram support", }, ]; // ── Helpers ────────────────────────────────────────────────────────── /** Strip /docs prefix, optional /zh/ lang prefix, and trailing slash */ const getPagePath = () => { const path = window.location.pathname .replace(/^\/docs\/?/, "/") .replace(/\/$/, ""); return path || "/"; }; /** Detect language from URL path */ const getLanguage = () => { const path = window.location.pathname.replace(/^\/docs\/?/, "/"); return path.indexOf("/zh/") === 0 || path === "/zh" ? "zh" : "en"; }; /** Get the path without the language prefix (for page-type detection) */ const getNormalizedPath = () => { const path = getPagePath(); return path.replace(/^\/zh\/?/, "/") || "/"; }; /** Read the page text */ const getPageTitle = () => { const el = document.querySelector("title"); const raw = el ? el.textContent : ""; return raw.split("|")[0].trim() || "Helius Docs"; }; /** Read published/modified dates from Open Graph meta tags injected by Mintlify */ const getPageDates = () => { let published = document.querySelector('meta[property="article:published_time"]'); const modified = document.querySelector('meta[property="article:modified_time"]'); if (!published) published = document.querySelector('meta[property="og:updated_time"]'); return { datePublished: published ? published.getAttribute("content") || "" : "", dateModified: modified ? modified.getAttribute("content") || "" : "", }; }; /** Read the meta description */ const getMetaDescription = () => { const el = document.querySelector('meta[name="description"]'); return el ? el.getAttribute("content") || "" : ""; }; /** Build the canonical URL for the current page */ const getCanonicalUrl = () => { const path = getPagePath(); if (path === "/") return BASE_URL; return BASE_URL + path; }; /** Get a human-readable breadcrumb label for a path segment */ const getBreadcrumbLabel = (segment) => { if (BREADCRUMB_LABELS[segment]) return BREADCRUMB_LABELS[segment]; // Fallback: capitalize first letter and replace hyphens with spaces return segment.charAt(0).toUpperCase() + segment.slice(1).replace(/-/g, " "); }; /** Inject a JSON-LD script element into the <head> with a marker attribute */ const injectJsonLd = (data) => { const script = document.createElement("script"); script.type = "application/ld+json"; script.setAttribute("data-helius-sd", ""); script.textContent = JSON.stringify(data); document.head.appendChild(script); }; /** Remove all previously injected JSON-LD elements */ const cleanup = () => { const scripts = document.querySelectorAll( 'script[type="application/ld+json"][data-helius-sd]' ); for (let i = 0; i < scripts.length; i++) { scripts[i].remove(); } }; // ── Breadcrumbs ────────────────────────────────────────────────────── const buildBreadcrumbList = () => { const path = getPagePath(); const items = [ { "@type": "ListItem", position: 1, name: "Helius Docs", item: BASE_URL, }, ]; if (path === "/") return null; const segments = path.split("/").filter(Boolean); let cumulative = ""; for (let i = 0; i < segments.length; i++) { cumulative += "/" + segments[i]; items.push({ "@type": "ListItem", position: i + 2, name: i === segments.length - 1 ? getPageTitle() : getBreadcrumbLabel(segments[i]), item: BASE_URL + cumulative, }); } return { "@context": "https://schema.org", "@type": "BreadcrumbList", itemListElement: items, }; }; // ── Page-type detection (operates on normalized path, without /zh/) ── const isHomepage = (path) => path === "/" || path === "/index"; const isApiReference = (path) => path.indexOf("/api-reference") === 0; const isProductOverview = (path) => PRODUCT_OVERVIEWS.hasOwnProperty(path); const GUIDE_PREFIXES = [ "/rpc/", "/laserstream/", "/gatekeeper/", "/grpc/", "/sending-transactions/", "/das/", "/enhanced-transactions/", "/dedicated-nodes/", "/webhooks/", "/data-streaming/", "/priority-fee/", "/wallet-api/", "/nfts/", "/zk-compression/", "/staking/", "/shred-delivery/", "/agents/", "/billing/", "/support/", "/orb/", ]; const GUIDE_EXACT = ["/grpc", "/agents", "/quickstart", "/getting-data", "/data-streaming"]; const isGuide = (path) => GUIDE_EXACT.indexOf(path) !== -1 || GUIDE_PREFIXES.some(function (prefix) { return path.indexOf(prefix) === 0; }); const isFaqPage = (path) => path.indexOf("/faqs") === 0; const isPricingPage = (path) => path === "/billing/plans"; const isGlossary = (path) => path === "/glossary"; // ── Determine the programmingModel for API reference pages ─────────── const getProgrammingModel = (path) => { if (path.indexOf("/rpc/websocket") !== -1) return "WebSocket JSON-RPC"; if (path.indexOf("/rpc/http") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/laserstream") !== -1) return "gRPC"; if (path.indexOf("/webhooks") !== -1) return "REST (Webhooks)"; if (path.indexOf("/wallet-api") !== -1) return "REST"; if (path.indexOf("/sender") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/das") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/priority-fee") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/enhanced-transactions") !== -1) return "HTTP JSON-RPC"; if (path.indexOf("/zk-compression") !== -1) return "HTTP JSON-RPC"; return "HTTP JSON-RPC"; }; // ── Schema builders ────────────────────────────────────────────────── const buildWebSiteSchema = () => ({ "@context": "https://schema.org", "@type": "WebSite", "@id": "https://www.helius.dev/docs#website", name: "Helius Documentation", url: BASE_URL, description: "Developer documentation for Helius — the leading Solana RPC and infrastructure platform", publisher: { "@id": "https://www.helius.dev/#organization" }, }); const buildApiReferenceSchema = (normalizedPath) => { const lang = getLanguage(); const desc = getMetaDescription(); const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "APIReference", headline: getPageTitle(), url: getCanonicalUrl(), mainEntityOfPage: { "@type": "WebPage", "@id": getCanonicalUrl() }, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, targetPlatform: "Solana", programmingModel: getProgrammingModel(normalizedPath), speakable: SPEAKABLE, inLanguage: lang, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildTechArticleSchema = () => { const lang = getLanguage(); const desc = getMetaDescription(); const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "TechArticle", headline: getPageTitle(), url: getCanonicalUrl(), mainEntityOfPage: { "@type": "WebPage", "@id": getCanonicalUrl() }, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, inLanguage: lang, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildFaqSchema = () => { const questions = []; // Extract Q&A from <details>/<summary> elements (Mintlify Accordions) const details = document.querySelectorAll("details"); for (let i = 0; i < details.length; i++) { const summary = details[i].querySelector("summary"); if (!summary) continue; const clone = details[i].cloneNode(true); const summaryClone = clone.querySelector("summary"); if (summaryClone) summaryClone.remove(); const answerText = (clone.textContent || "").trim(); if (answerText) { questions.push({ "@type": "Question", name: summary.textContent.trim(), acceptedAnswer: { "@type": "Answer", text: answerText, }, }); } } if (questions.length === 0) return null; const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "FAQPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, mainEntity: questions, speakable: SPEAKABLE, inLanguage: getLanguage(), }; if (desc) schema.description = desc; return schema; }; const buildProductSchema = (normalizedPath) => { const product = PRODUCT_OVERVIEWS[normalizedPath]; const desc = product.description || getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "SoftwareApplication", name: product.name, url: getCanonicalUrl(), image: product.image, applicationCategory: "DeveloperApplication", operatingSystem: "Solana", description: desc, author: { "@id": "https://www.helius.dev/#organization" }, offers: { "@type": "Offer", price: "0", priceCurrency: "USD", description: "Free tier available", url: BASE_URL + "/billing/plans", }, }; return schema; }; const buildPricingSchema = () => { const offers = PRICING_TIERS.map(function (tier) { return { "@type": "Offer", name: "Helius " + tier.name, price: tier.price, priceCurrency: "USD", priceValidUntil: PRICE_VALID_UNTIL, description: tier.description + " (billed monthly)", url: BASE_URL + "/billing/plans", availability: "https://schema.org/InStock", }; }); const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, mainEntity: { "@type": "SoftwareApplication", name: "Helius", applicationCategory: "DeveloperApplication", operatingSystem: "Solana", offers: offers, }, inLanguage: getLanguage(), }; if (desc) schema.description = desc; return schema; }; const buildGlossarySchema = () => { const headings = document.querySelectorAll("h3"); if (headings.length === 0) return null; const baseUrl = getCanonicalUrl(); const setId = baseUrl + "#termset"; const lang = getLanguage(); const desc = getMetaDescription(); const slugify = (text) => text .toLowerCase() .replace(/[^\w\s-]/g, "") .replace(/\s+/g, "-") .replace(/-+/g, "-") .replace(/^-|-$/g, ""); // Mintlify injects a U+200B zero-width space inside the heading anchor // link (the clickable hash icon). textContent picks it up and trim() // doesn't classify U+200B as whitespace, so it leaks into the term name. // Strip all zero-width characters (U+200B-U+200D, U+FEFF) before trimming. const cleanText = (text) => (text || "").replace(/[\u200B-\u200D\uFEFF]/g, "").trim(); // Headings of the form "Foo (Bar)" — strip the parens for `name` and // surface the inner text as an alias. Merged with TERM_ALIASES for // entries whose heading doesn't carry both forms. const PAREN_RE = /^(.+?)\s+$([^)]+)$\s*$/; const computeAliases = (rawName) => { const m = rawName.match(PAREN_RE); const displayName = m ? m[1].trim() : rawName; const aliases = []; const push = (val) => { const v = (val || "").trim(); if (v && v !== displayName && aliases.indexOf(v) === -1) { aliases.push(v); } }; const dictEntry = TERM_ALIASES[rawName]; if (dictEntry) { for (let i = 0; i < dictEntry.length; i++) push(dictEntry[i]); } if (m) push(m[2]); return { displayName: displayName, aliases: aliases }; }; const terms = []; for (let i = 0; i < headings.length; i++) { const heading = headings[i]; const name = cleanText(heading.textContent); if (!name) continue; const id = heading.getAttribute("id") || slugify(name); if (!id) continue; // Walk following siblings until the next h3 or h2, gathering definition text let definition = ""; // Append a chunk of text with smart sentence joining: if the previous // segment already ends in sentence-terminating punctuation or a colon // (a natural lead-in to a list), use a single space; otherwise use // ". " so list items and adjacent prose read as discrete sentences // instead of running together. const append = (text) => { if (!text) return; if (definition) { const lastChar = definition.slice(-1); definition += /[.!?:]/.test(lastChar) ? " " : ". "; } definition += text; }; let sibling = heading.nextElementSibling; while (sibling) { const tag = sibling.tagName; if (tag === "H3" || tag === "H2") break; // Mintlify wraps prose in <span data-as="p"> rather than emitting a // raw <p>. Treat both as paragraphs so we don't skip every term that // is just plain prose (the majority of the glossary). const isParagraph = tag === "P" || (tag === "SPAN" && sibling.getAttribute("data-as") === "p"); if (isParagraph) { const text = cleanText(sibling.textContent); // Skip "See ..." cross-reference paragraphs if (text && !/^See\s/i.test(text)) { append(text); } } else if (tag === "UL" || tag === "OL") { const items = sibling.querySelectorAll("li"); for (let j = 0; j < items.length; j++) { append(cleanText(items[j].textContent)); } } sibling = sibling.nextElementSibling; } if (!definition) continue; // Cap to keep payload reasonable if (definition.length > 1500) { definition = definition.substring(0, 1497) + "..."; } const { displayName, aliases } = computeAliases(name); const term = { "@type": "DefinedTerm", "@id": baseUrl + "#" + id, name: displayName, description: definition, inDefinedTermSet: { "@id": setId }, url: baseUrl + "#" + id, }; if (aliases.length === 1) { term.alternateName = aliases[0]; } else if (aliases.length > 1) { term.alternateName = aliases; } terms.push(term); } if (terms.length === 0) return null; // Nest the DefinedTermSet inside a WebPage so page-level signals // (speakable, dates) attach to the WebPage where they're valid since // speakable is not a property of DefinedTermSet. Mirrors the pattern // used by buildPricingSchema (WebPage > mainEntity > SoftwareApplication). const dates = getPageDates(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: baseUrl, isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, speakable: SPEAKABLE, inLanguage: lang, mainEntity: { "@type": "DefinedTermSet", "@id": setId, name: getPageTitle(), url: baseUrl, hasDefinedTerm: terms, }, }; if (desc) schema.description = desc; if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; return schema; }; const buildWebPageSchema = (options) => { const enriched = options && options.enriched; const lang = getLanguage(); const desc = getMetaDescription(); const schema = { "@context": "https://schema.org", "@type": "WebPage", name: getPageTitle(), url: getCanonicalUrl(), isPartOf: { "@id": "https://www.helius.dev/docs#website" }, publisher: { "@id": "https://www.helius.dev/#organization" }, inLanguage: lang, }; if (desc) schema.description = desc; if (enriched) { schema.speakable = SPEAKABLE; const dates = getPageDates(); if (dates.datePublished) schema.datePublished = dates.datePublished; if (dates.dateModified) schema.dateModified = dates.dateModified; } return schema; }; // ── Main ───────────────────────────────────────────────────────────── const run = () => { cleanup(); const normalizedPath = getNormalizedPath(); // 1. Standalone entity blocks (all pages) — injected so Google can resolve // @id references in nested publisher/isPartOf fields across all pages injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); // 2. Breadcrumbs (all pages except homepage) const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); // 3. Page-specific schema if (isHomepage(normalizedPath)) { injectJsonLd(buildWebSiteSchema()); } else if (isApiReference(normalizedPath)) { injectJsonLd(buildApiReferenceSchema(normalizedPath)); } else if (isFaqPage(normalizedPath)) { const faqSchema = buildFaqSchema(); if (faqSchema) { injectJsonLd(faqSchema); } else { // On SPA navigation the <title> changes before accordion content renders. // Fall back to WebPage immediately, then retry once content has settled. setTimeout(function () { const retrySchema = buildFaqSchema(); if (retrySchema) { cleanup(); injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); injectJsonLd(retrySchema); } }, 800); injectJsonLd(buildWebPageSchema()); } } else if (isPricingPage(normalizedPath)) { injectJsonLd(buildWebPageSchema()); // Also inject FAQ schema if the pricing page has accordion Q&A pairs var pricingFaq = buildFaqSchema(); if (pricingFaq) injectJsonLd(pricingFaq); injectJsonLd(buildPricingSchema()); } else if (isProductOverview(normalizedPath)) { injectJsonLd(buildProductSchema(normalizedPath)); } else if (isGlossary(normalizedPath)) { const glossarySchema = buildGlossarySchema(); if (glossarySchema) { injectJsonLd(glossarySchema); } else { // SPA navigation: <title> changes before glossary content renders. // Fall back to enriched WebPage immediately, then retry once content has settled. setTimeout(function () { const retrySchema = buildGlossarySchema(); if (retrySchema) { cleanup(); injectJsonLd(ORGANIZATION); injectJsonLd(DOCUMENTATION_SITE); const breadcrumbs = buildBreadcrumbList(); if (breadcrumbs) injectJsonLd(breadcrumbs); injectJsonLd(retrySchema); } }, 800); injectJsonLd(buildWebPageSchema({ enriched: true })); } } else if (isGuide(normalizedPath)) { injectJsonLd(buildTechArticleSchema()); } else { injectJsonLd(buildWebPageSchema({ enriched: true })); } }; // ── Lifecycle ──────────────────────────────────────────────────────── // SPA navigation: re-run when Mintlify updates the <title> on route change const setupObserver = () => { let debounceTimer; const scheduleRun = () => { clearTimeout(debounceTimer); debounceTimer = setTimeout(run, 150); }; // Watch <head> for <title> element being replaced (Next.js replaces the // entire element on route change rather than mutating its text in place) new MutationObserver((mutations) => { for (let i = 0; i < mutations.length; i++) { const added = mutations[i].addedNodes; for (let j = 0; j < added.length; j++) { if (added[j].nodeName === "TITLE") { scheduleRun(); return; } } } }).observe(document.head, { childList: true }); // Also watch the current title element for in-place text changes const titleEl = document.querySelector("title"); if (titleEl) { new MutationObserver(scheduleRun).observe(titleEl, { childList: true, characterData: true, subtree: true, }); } }; if (document.readyState === "loading") { document.addEventListener("DOMContentLoaded", () => { run(); setupObserver(); }); } else { run(); setupObserver(); } })(); </article></body></html>

​使用 Solana Rings 加密交易

​什么是 Solana Rings

​为什么选择 Solana Rings 保持隐私

原生 Solana 性能

一个 Solana 交易

可编程链上隐私

企业的自定义 Rings

​用例

私密入出金通道

支付和汇款

支付卡

金融科技和机构

交易、资金管理和 RWAs

代理商业

​入门

​学习

概念

演示

​集成

嵌入式私密钱包

私密钱包

私密入出金通道

企业的自定义 Ring

​基本指南

在私密余额之间转账

存入私密余额

读取私密余额

提取至公共余额

读取私密历史

​示例

TypeScript 客户端

Rust 客户端

托管程序

交换程序

​AI 工具

AI 辅助开发

​资源

端点

SDK

地址

源代码：Zolana

​Didn’t find what you were looking for?

使用 Solana Rings 加密交易

什么是 Solana Rings

为什么选择 Solana Rings 保持隐私

用例

入门

学习

集成

基本指南

示例

AI 工具

资源

Didn’t find what you were looking for?