1inch (one-inch)

1inch is the leading DEX aggregator. The 1inch Developer Portal exposes 13+ APIs covering Swap (classic, Fusion intent, cross-chain), Orderbook, Balance, Spot Price, Token, Token Details, Portfolio, Gas Price, NFT, Traces, History, Transaction Gateway, Web3 RPC, Charts, and Domains. APIs serve 12+ EVM chains. Authentication via Authorization Bearer header.

APIs.json: https://raw.githubusercontent.com/api-evangelist/one-inch/refs/heads/main/apis.yml

Tags

• Web3
• DeFi
• DEX
• Aggregator
• Swap
• Multi-chain
• Limit Orders
• Fusion
• Cross-chain

Timestamps

• Created: 2026-05-08
• Modified: 2026-05-08

APIs

1inch Swap API

Quote and swap endpoints supporting classic aggregation, Fusion intent-based swaps, and cross-chain (Fusion+).

• Human URL: https://business.1inch.com/portal/documentation/swap-api
• Base URL: https://api.1inch.dev/swap/v6.0

Tags

• Swap
• Aggregator
• Fusion
• Cross-chain

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Orderbook API

Limit-order placement, query, fill, and cancellation endpoints.

• Human URL: https://business.1inch.com/portal/documentation/orderbook-api
• Base URL: https://api.1inch.dev/orderbook/v4.0

Tags

• Limit Orders
• Orderbook

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Balance API

Wallet balance lookup across supported EVM chains.

• Human URL: https://business.1inch.com/portal/documentation/balance-api
• Base URL: https://api.1inch.dev/balance/v1.2

Tags

• Balances
• Wallet

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Spot Price API

On-chain spot price feeds for tokens across supported EVM chains.

• Human URL: https://business.1inch.com/portal/documentation/spot-price-api
• Base URL: https://api.1inch.dev/price/v1.1

Tags

• Prices
• Spot

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Token API

Token metadata and discovery endpoints.

• Human URL: https://business.1inch.com/portal/documentation/token-api
• Base URL: https://api.1inch.dev/token/v1.2

Tags

• Tokens
• Metadata

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Portfolio API

Portfolio composition, P&L, and historical valuation across supported networks.

• Human URL: https://business.1inch.com/portal/documentation/portfolio-api
• Base URL: https://api.1inch.dev/portfolio/portfolio/v4

Tags

• Portfolio
• Wallet

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

1inch Gas Price API

Gas price estimates for EIP-1559 across supported EVM chains.

• Human URL: https://business.1inch.com/portal/documentation/gas-price-api
• Base URL: https://api.1inch.dev/gas-price/v1.5

Tags

• Gas
• Estimation

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Common Properties

• LinkedIn
• Portal
• Documentation
• Pricing
• Git Hub
• Plans
• Rate Limits
• Fin Ops
• L L Ms Txt

Maintainers

FN: Kin Lane Email: kin@apievangelist.com