avnu Developers

Base URL

avnu base url

Used to interact with avnu & fetch tokens metadata

https://starknet.api.avnu.fi

https://sepolia.api.avnu.fi

impulse base url

Used to fetch market data

https://starknet.impulse.avnu.fi

https://sepolia.impulse.avnu.fi

paymaster base url

JSON-RPC endpoint for the SNIP-29 paymaster and private transactions

https://starknet.paymaster.avnu.fi

https://sepolia.paymaster.avnu.fi

Authentication (optional)

Most endpoints are public. For higher rate limits or sponsored transactions, use an API key:

GET /endpoint
Headers:
  x-api-key: your-api-key

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Available APIs

All core APIs (Swap, DCA, Paymaster, Staking) are on v3. Markets and Token List remain on v1 (stable).

Swap API

Get quotes and execute swaps (v3)

Paymaster API

Gasless & gasfree transactions (V1)

DCA API

Create and manage DCA orders (v3)

Staking API

Native token staking (v3)

Markets API

Real-time price feeds (v1)

Token List API

Token metadata and verification (v1)

Rate Limits

Tier	Limit	Requirements
Public	300 req/5min	None
Integrated	Higher limits	API key required

SDKs

TypeScript SDK

Official TypeScript/JavaScript SDK

Support

Get help from developers

Status Page

API health monitoring

API Reference

Overview

Base URL

avnu base url

impulse base url

paymaster base url

Authentication (optional)

Join Developer Group

Available APIs

Swap API

Paymaster API

DCA API

Staking API

Markets API

Token List API

Rate Limits

SDKs

TypeScript SDK

Support

Telegram

Status Page

​Base URL

​avnu base url

​impulse base url

​paymaster base url

​Authentication (optional)

Join Developer Group

​Available APIs

Swap API

Paymaster API

DCA API

Staking API

Markets API

Token List API

​Rate Limits

​SDKs

TypeScript SDK

​Support

Telegram

Status Page

Base URL

avnu base url

impulse base url

paymaster base url

Authentication (optional)

Available APIs

Rate Limits

SDKs

Support