# 1inch

**Canonical:** https://apis.io/providers/one-inch/  
**Website:** https://business.1inch.com/  
**APIs profiled:** 14

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.

## Kin Score — 31.5 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 31.5).

| Facet | Score |
|---|---|
| Discoverability | 81.5 |
| Contract Quality | 49.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 13.2 |
| Developer Ergonomics | 31.0 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

## Agent readiness — 29.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (14)

- **1inch Swap API** — Quote and swap endpoints supporting classic aggregation, Fusion intent-based swaps, and cross-chain (Fusion+).
- **1inch Orderbook API** — Limit-order placement, query, fill, and cancellation endpoints.
- **1inch Balance API** — Wallet balance lookup across supported EVM chains.
- **1inch Spot Price API** — On-chain spot price feeds for tokens across supported EVM chains.
- **1inch Token API** — Token metadata and discovery endpoints.
- **1inch Portfolio API** — Portfolio composition, P&L, and historical valuation across supported networks.
- **1inch Gas Price API** — Gas price estimates for EIP-1559 across supported EVM chains.
- **1inch Balance API** — The Balance API from 1inch — 1 operation(s) for balance.
- **1inch GasPrice API** — The GasPrice API from 1inch — 1 operation(s) for gasprice.
- **1inch Orderbook API** — The Orderbook API from 1inch — 2 operation(s) for orderbook.
- **1inch Portfolio API** — The Portfolio API from 1inch — 1 operation(s) for portfolio.
- **1inch SpotPrice API** — The SpotPrice API from 1inch — 1 operation(s) for spotprice.
- **1inch Swap API** — The Swap API from 1inch — 8 operation(s) for swap.
- **1inch Token API** — The Token API from 1inch — 1 operation(s) for token.

## Agentic access (1)

- **One Inch Agentic Access** — 15 operations · 1 acting

## Security (2)

- **One Inch Authentication** — http · 1 scheme
- **One Inch Domain Security** — TLSv1.3 · DNSSEC · DMARC

## Plans (1)

- **One Inch Plans Pricing**

## Tags

Web3, DeFi, DEX, Aggregator, Swap, Multi-Chain, Limit Orders, Fusion, Cross-Chain

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/one-inch/). Scores are computed from the provider's own public artifacts under a published rubric.