The api.1inch.dev host stops working
1inch Developer Portal API
Stopped working
The host api.1inch.dev will stop working on January 31, 2026. After that date, requests sent to api.1inch.dev will fail. Endpoints remain available on this host through January 31, 2026.
What to use instead of these calls
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.
In 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.
Facts
- API
- 1inch Developer Portal API
api.1inch.dev - Kind
- Endpoint removal
- Announced
- October 17, 2025
- Takes effect
- January 31, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against 1inch Developer Portal API's own pages
Questions
When does this change take effect?
Calls to these calls on 1inch Developer Portal API stopped working on January 31, 2026.
What happens to calls after January 31, 2026?
They have failed since January 31, 2026.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.