# /research* stops working

Calls to /research* on Exa stopped working on April 1, 2026.

- API: Exa (api.exa.ai)
- Kind: Endpoint removal
- Announced: April 1, 2026
- Takes effect: April 1, 2026
- Calls after that day: fail
- Calls it hits: `/research*`
- Source: [Announcement](https://exa.ai/docs/changelog)
- Page: https://www.okapi.bot/providers/exa/breaking-changes/research-stops-working/

## What to use instead

Call POST /search with type: "deep-reasoning".