Get StartedChainlink Data Feed IDL
HEvSKofvBgfaexv23kMabbYqxasxU3mQ4ibBMEmJWHnyChainlink Data Feed program on Solana provides decentralized oracle price data used by Saros and other DeFi protocols. Supports feed creation with configurable decimals/granularity, authorized price submission, and round-based data querying.
Instructions
Account Types
Integration Examples
Use the Chainlink Data Feed IDL in your application with these code examples for TypeScript, Rust, and Python.
import { Connection, PublicKey } from "@solana/web3.js";
import { Program, AnchorProvider, Idl } from "@coral-xyz/anchor";
// Load the Chainlink Data Feed IDL
import idl from "./chainlink data feed.json";
const PROGRAM_ID = new PublicKey("HEvSKofvBgfaexv23kMabbYqxasxU3mQ4ibBMEmJWHny");
// Set up the provider and program
const connection = new Connection("https://api.mainnet-beta.solana.com");
const provider = new AnchorProvider(connection, wallet, {
commitment: "confirmed",
});
const program = new Program(idl as Idl, provider);
// Fetch and decode an account
const accountData = await program.account.chainlink_Data_Feed
.fetch(accountPublicKey);
console.log("Account data:", accountData);
// Build and send an instruction
const tx = await program.methods
.initialize(/* ...args */)
.accounts({
/* ...required accounts */
})
.rpc();
console.log("Transaction signature:", tx);IDL JSON Preview
{
"version": "0.1.0",
"name": "chainlink_dfeed",
"instructions": [
{
"name": "createFeed",
"accounts": [
{
"name": "authority",
"isMut": true,
"isSigner": true
},
{
"name": "feed",
"isMut": true,
"isSigner": false
},
{
"name": "systemProgram",
"isMut": false,
"isSigner": false
}
],
"args": [
{
"name": "derivationPath",
"type": "bytes"
},
{
"name": "liveLength",
...Frequently Asked Questions
What is the Chainlink Data Feed IDL?
The Chainlink Data Feed IDL (Interface Definition Language) is a JSON schema that defines the on-chain program interface for the Chainlink Data Feed smart contract on Solana. It describes all available instructions, account structures, events, and custom types that developers need to interact with the Chainlink Data Feed program. This IDL contains 3 instructions, 1 account types, 0 events, and 2 type definitions.
How do I use the Chainlink Data Feed IDL in my project?
Download the JSON file and import it in your project. With TypeScript, use the @coral-xyz/anchor package to create a Program instance. In Rust, use anchor-client. For Python, use anchorpy. See the integration examples above for complete code snippets in all three languages.
What is the Chainlink Data Feed program address on Solana?
The Chainlink Data Feed program is deployed at address HEvSKofvBgfaexv23kMabbYqxasxU3mQ4ibBMEmJWHny on Solana mainnet. You can verify this on any Solana block explorer.
What version of the Chainlink Data Feed IDL is this?
This is version 0.1.0 of the Chainlink Data Feed IDL. IDL versions correspond to specific program deployments and may be updated as the protocol evolves. Always verify compatibility with the on-chain program version before integrating.