Get StartedOpenBook DEX v1 IDL
srmqPvymJeFKQ4zGQed1GFppgkRHL9kaELCbyksJtPXOpenBook DEX v1 (Serum fork) is the original community-led on-chain central limit order book on Solana. Supports permissionless market creation, limit/market orders, order matching, and atomic settlement.
Instructions
Account Types
Integration Examples
Use the OpenBook DEX v1 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 OpenBook DEX v1 IDL
import idl from "./openbook dex v1.json";
const PROGRAM_ID = new PublicKey("srmqPvymJeFKQ4zGQed1GFppgkRHL9kaELCbyksJtPX");
// 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.openBook_DEX_v1
.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": "0.0.0",
"name": "OpenBook Dex",
"instructions": [
{
"name": "InitializeMarket",
"accounts": [
{
"name": "marketToInitialize",
"isMut": true,
"isSigner": false,
"docs": [
"the market to initialize"
]
},
{
"name": "requestQueue",
"isMut": true,
"isSigner": false,
"docs": [
"zeroed out request queue"
]
},
{
"name": "eventQueue",
"isMut": true,
"isSigner": false,
"docs": [
"zeroed out event queue"
]
...Frequently Asked Questions
What is the OpenBook DEX v1 IDL?
The OpenBook DEX v1 IDL (Interface Definition Language) is a JSON schema that defines the on-chain program interface for the OpenBook DEX v1 smart contract on Solana. It describes all available instructions, account structures, events, and custom types that developers need to interact with the OpenBook DEX v1 program. This IDL contains 21 instructions, 9 account types, 0 events, and 10 type definitions.
How do I use the OpenBook DEX v1 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 OpenBook DEX v1 program address on Solana?
The OpenBook DEX v1 program is deployed at address srmqPvymJeFKQ4zGQed1GFppgkRHL9kaELCbyksJtPX on Solana mainnet. You can verify this on any Solana block explorer.
What version of the OpenBook DEX v1 IDL is this?
This is version 0.0.0 of the OpenBook DEX v1 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.