# 1inch Swap API

**Canonical:** https://apis.io/apis/1inch/swap-api/  
**Provider:** 1inch — https://apis.io/providers/1inch/  
**Base URL:** https://api.1inch.dev/swap  
**Documentation:** https://business.1inch.com/portal/documentation

1inch Swap API is one of 15 APIs that [1inch](https://apis.io/providers/1inch/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Swap, Aggregation, and Fusion. The published artifact set on APIs.io includes API documentation.

Returns optimal swap routes and ready-to-sign transaction calldata across aggregated DEX liquidity. Supports Classic Swap, intent-based Fusion, and cross-chain Fusion+ flows.

## Machine-readable artifacts (3)

- **Documentation** — https://business.1inch.com/portal/documentation
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/1inch/refs/heads/main/graphql/1inch-graphql.md
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/1inch/refs/heads/main/apis.yml

## Other 1inch APIs (12)

- [1inch Orderbook API](https://apis.io/apis/1inch/orderbook-api/)
- [1inch Spot Price API](https://apis.io/apis/1inch/price-api/)
- [1inch Token API](https://apis.io/apis/1inch/token-api/)
- [1inch Token Details API](https://apis.io/apis/1inch/token-details-api/)
- [1inch Charts API](https://apis.io/apis/1inch/charts-api/)
- [1inch Balance API](https://apis.io/apis/1inch/balance-api/)
- [1inch Portfolio API](https://apis.io/apis/1inch/portfolio-api/)
- [1inch Transaction Gateway API](https://apis.io/apis/1inch/transaction-gateway-api/)
- [1inch History API](https://apis.io/apis/1inch/history-api/)
- [1inch Traces API](https://apis.io/apis/1inch/traces-api/)
- [1inch Gas Price API](https://apis.io/apis/1inch/gas-price-api/)
- [1inch Web3 RPC API](https://apis.io/apis/1inch/web3-rpc-api/)

## Tags

Swap, Aggregation, Fusion

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/1inch/swap-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/1inch/.