Helius Privacy RPC Endpoints: Devnet and Localnet

Beta Endpoints

One Helius API key covers this URL. It serves the Solana RPC, the indexer, and the prover.

Devnet
Mainnet

https://devnet.helius-rpc.com/?api-key=<API_KEY>

Fund the payer with devnet SOL.

https://mainnet.helius-rpc.com/?api-key=<API_KEY>

Solana RPC – Returns the public balance and submits transactions to the Solana network.
Indexer – Fetches encrypted state.
Prover – Generates ZK proofs.

For Custom Rings use:

Service	Endpoint	Notes
Ring RPC	`https://d24brah9h1i4q9.cloudfront.net`	Ring RPC endpoint

Localnet: zolana dev start. RPC port :8899, indexer port :8784, prover port :3001.

Create an RPC connection

TypeScript
Rust

Devnet
Localnet

import { createZolanaClient } from "@heliuslabs/zolana";

const client = await createZolanaClient({
  solanaRpcUrl: "https://devnet.helius-rpc.com/?api-key=YOUR_API_KEY",
});

cargo install --git https://github.com/helius-labs/zolana --tag v0.3.0-alpha zolana-cli
zolana dev start

import { createZolanaClient } from "@heliuslabs/zolana";

const client = await createZolanaClient({});

Devnet
Localnet

use zolana_client::{SolanaRpc, ZolanaClient};

let url = "https://devnet.helius-rpc.com/?api-key=YOUR_API_KEY";
let client = ZolanaClient::from_urls(SolanaRpc::new(url), url, url)?;

cargo install --git https://github.com/helius-labs/zolana --tag v0.3.0-alpha zolana-cli
zolana dev start

use zolana_client::{SolanaRpc, ZolanaClient};

let client = ZolanaClient::from_urls(
    SolanaRpc::new("http://127.0.0.1:8899"),
    "http://127.0.0.1:8784",
    "http://127.0.0.1:3001",
)?;

SDK

Addresses

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