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PumpDev

A 3rd-Party API for Pump.fun

Low latency data sources and transaction building for the Pump.fun bonding curve. Start building in minutes with our simple HTTPS API.

<100ms
Latency
REST + WS
API Types

Features

Low Latency

Our API is highly optimized to achieve some of the lowest latencies possible on Solana. Get real-time trade data via WebSocket.

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🔒

Local Transactions

Full security and control. We build the transaction, you sign and send it yourself with your own RPC endpoint.

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🚀

Easy Integration

No libraries to install. Just send an HTTPS request and get back a transaction ready to sign. Start building in minutes.

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🪙

Token Creation

Create new Pump.fun tokens programmatically with optional dev buy in a single transaction.

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📊

Real-Time Data

WebSocket API for real-time trades, new token creations, and wallet activity monitoring.

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💰

Claim Fees

Easily claim your creator fees from all tokens with a single API call.

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Quick Start

Start trading on Pump.fun in just a few lines of code

// Buy tokens with a single API call
const response = await fetch('https://pumpdev.io/api/trade-local', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    publicKey: 'YourWalletPublicKey',
    action: 'buy',
    mint: 'TokenMintAddress',
    amount: 0.1,
    denominatedInSol: 'true',
    slippage: 10
  })
});

// Get unsigned transaction, sign with your wallet
const tx = VersionedTransaction.deserialize(
  new Uint8Array(await response.arrayBuffer())
);
tx.sign([yourKeypair]);

// Send to Solana
const signature = await connection.sendTransaction(tx);

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