1inch API Products at a Glance

The platform groups its APIs into four areas — the same grouping you see in the APIs menu. Every product is covered by one API key and one subscription.

Trading
Swap APIBest-execution swaps across every chain
Orderbook APIOn-chain limit orders and RFQ
Wallet & Data
Portfolio APIPositions and value across networks
Balance APIToken balances and allowances anywhere
History APIDecoded transaction history per address
Traces APIExecution traces for any transaction
Token & NFT APIsToken metadata, details and NFT holdings
Market Data
Spot Price APIReal-time token prices per chain
Gas Price APILive gas estimation per network
Charts APIHistorical market chart data feeds
Infrastructure
Web3 RPC APIManaged nodes: JSON-RPC, WebSocket, gRPC
Transaction Gateway APIReliable broadcasting with MEV protection
Domains APIResolve on-chain domain names
AuthenticationAPI keys and OAuth 2.1

Trading

Swap execution and order management on top of aggregated DEX liquidity.

  • Swap API — classic (transaction-based) swaps, intent-based swaps, cross-chain swaps, and real-world asset support. Best for: wallets, trading interfaces, and any app that executes on-chain trades.
  • Orderbook API — limit orders and orderbook-driven trading workflows. Best for: pro-trading UIs and order-management backends.

Wallet & Data

Structured, indexed on-chain data that would be expensive to assemble from raw RPC.

  • Portfolio API — positions and portfolio composition across networks. Best for: portfolio trackers and account dashboards.
  • Balance API — token balances and allowances for any address. Best for: wallet balance views.
  • History API and Traces API — historical transactions and execution traces. Best for: activity feeds, analytics, auditing.
  • Token API, Token Details API, and NFT API — token metadata, details, and NFT holdings. Best for: discovery, search, and display.

Market Data

Pricing and market structure for user-facing trading experiences.

  • Spot Price API — real-time token prices. Best for: quoting and price display.
  • Gas Price API — gas estimation per network. Best for: transaction cost UX.
  • Charts API — market charts. Best for: trading interfaces and analytics.

Infrastructure

Production-ready blockchain connectivity, managed for you.

  • Web3 RPC API — managed JSON-RPC node access across all supported networks, including WebSocket subscriptions and gRPC on Solana. Best for: replacing self-hosted nodes.
  • Transaction Gateway API — transaction broadcasting. Best for: reliable execution pipelines.
  • Domains API — domain name resolution. Best for: address UX.
  • Authentication — API keys and OAuth 2.1 for all of the above.

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