# Claude Opus 5.2

Claude Opus 5.2 · Not on the active radar. A release or rename under this name is not confirmed.

- Developer: Anthropic
- Id: claude-opus-5-2
- Reported: 2026-09-15T09:08:30.074Z
- Status: Reported
- Not on the active radar. A release or rename under this name is not confirmed.
- Canonical: https://alexgetman.com/models/anthropic/claude-opus-5-2/

## Questions

### When was Claude Opus 5.2 released?

Release date unknown

## Timeline

- 2026-09-15T09:08:30.074Z · [Alex Getman](https://alexgetman.com/421/opus-5-2-appeared-in-the-microsoft-foundry-catalog/)
> 🚨 Opus 5.2 appeared in the Microsoft Foundry catalog
> 
> At first glance it looks like a leak, but the -2 may simply refer to Foundry’s version 2 deployment rather than a new Claude model. Still worth keeping an eye on.

## Evidence links

- [Alex Getman](https://alexgetman.com/421/opus-5-2-appeared-in-the-microsoft-foundry-catalog/)

## Signals