# The api.1inch.dev host stops working

Calls to the api.1inch.dev host on 1inch Developer Portal API stopped working on January 31, 2026.

## What to use instead

Direct your requests to the replacement host api.1inch.com instead. Call the same paths, such as /swap/v6.1/{chain}/swap, using your existing API key.

- API: 1inch Developer Portal API (api.1inch.dev)
- Kind: Removal
- Announced: October 17, 2025
- Takes effect: January 31, 2026
- Calls after that day: fail
- Source: [Announcement](https://1inch.com/blog/post/1inch-business)
- Verified: November 6, 2026, against 1inch Developer Portal API's own pages
- Page: https://www.okapi.bot/providers/1inch-developer-portal-api/breaking-changes/the-api-1inch-dev-host-stops-working/

## 1inch Developer Portal API's words

> the same API endpoints that can be used through January 31, 2026. Therefore, current users could do the migration to api.1inch.com at any convenient time.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent