# POST /v1/accounts/{}/reinforcementFineTuningJobs stops working

Calls to POST /v1/accounts/{}/reinforcementFineTuningJobs on Fireworks AI stopped working on October 1, 2026.

- API: Fireworks AI (api.fireworks.ai)
- Kind: Endpoint removal
- Announced: October 1, 2026
- Takes effect: October 1, 2026
- Calls after that day: fail
- Calls it hits: `POST /v1/accounts/{}/reinforcementFineTuningJobs`
- Source: [Announcement](https://docs.fireworks.ai/updates/changelog)
- Page: https://www.okapi.bot/providers/fireworks-ai/breaking-changes/post-v1-accounts-reinforcementfinetuningjobs-stops-working/

## What to use instead

Run RL on the Training API instead.