1inch

Overview

1inch is a free public API in the Cryptocurrency category. API for querying decentralize exchange.

Cryptocurrency APIs feed wallets, trading dashboards, portfolio trackers, and price-alert bots with market data.

You can use this API in prototypes, side projects, and production applications — just keep the provider’s usage policy in mind.

Authentication

1inch requires no authentication — you can start calling it directly, which makes it great for quick experiments and client-side demos.

HTTPS & CORS

• HTTPS: supported — traffic to 1inch is encrypted, so it is safe to use from production apps.
• CORS: unknown — if you plan to call 1inch from the browser, verify CORS support in the official docs or with a quick test request.

Getting Started

1. Read the official documentation: https://1inch.io/api/
2. Make a test request with curl or your favourite HTTP client.

Rate Limits & Notes

• Rate limits, quotas, and free-tier terms are defined by the provider — always check the official documentation for 1inch before scaling up.
• The upstream listing is community-maintained; fields like auth, HTTPS and CORS reflect the state at listing time and may change.

FAQ

Does 1inch require an API key?

No — 1inch is listed as a no-auth API, so you can call it directly.