API Reference - Eco Docs

Each API group is documented from its OpenAPI spec, request/response shapes, validation rules, and error handling are authoritative.

API groups

API	Purpose	Base URL
Quotes & Intents	Get pricing for a candidate intent, query intent status	`https://quotes.eco.com`
Solana Deposit Addresses	Generate Solana deposit addresses, query records	`https://deposit-addresses.eco.com`
Gateway Fast Deposits	Create quoted Gateway deposit vaults, queue gasless funding, poll status	`https://api.eco.com`
Solver Registry	Register and update solver endpoints (signed requests)	`https://quotes.eco.com`
Solver Interface	Solver-implemented endpoints Eco calls for quoting	Solver-hosted

Used by integrators to get quotes from solvers and track fulfillment.

Endpoint	Purpose
`POST /api/v3/quotes/single`	Best single quote for a candidate intent
`POST /api/v3/quotes/exactIn`	Exact-input quotes
`POST /api/v3/quotes/exactOut`	Exact-output quotes
`POST /api/v3/intents/intentStatus`	Status of one or more intents
`POST /api/v3/intents/status`	Alternate status endpoint

No authentication required. Pass an identifier as dAppID in the request body for attribution.

Two products with separate REST surfaces:

Solana Deposit Addresses API, generate Solana deposit addresses and query their records
Gateway Fast Deposits API, create quoted Gateway deposit vaults and gasless funding endpoints

For solvers registering with Eco. Requests are signed.

Endpoint	Purpose
`POST /api/v1/solverRegistry/registerSolver`	Register a new solver
`PATCH /api/v1/solverRegistry/updateSolver`	Update solver configuration

Endpoints solvers implement that Eco’s quote aggregator calls.

Endpoint	Required for
`POST /api/v2/quote`	All solvers
`POST /api/v2/quote/reverse`	All solvers

Environment	Quotes / Intents	Gateway Fast Deposits	Solana Deposit Addresses
Mainnet	`https://quotes.eco.com`	`https://api.eco.com`	`https://deposit-addresses.eco.com`