# Claude Opus 4: Source entry removed

Claude Opus 4: Source entry removed. First seen 21 Sep 2026. 5 evidence links.

- Kind: Source entry removed
- Developer: Anthropic
- Confidence: Confirmed
- First seen: 2026-09-21T16:06:18.831Z
- Model: [Claude Opus 4](https://alexgetman.com/models/anthropic/claude-opus-4-443/)
- Canonical: https://alexgetman.com/signals/2026/09/21/claude-opus-4-retired-except-on-claude-models-on-google-cloud-google-managed/

## Source entry removed

- OpenRouter · anthropic/claude-opus-4

## Evidence links

- [OpenRouter](https://openrouter.ai/anthropic/claude-opus-4)
- [models.dev · catalogue](https://models.dev/#claude-opus-4)
- [OpenCode · discovery](https://opencode.ai/data/anthropic/claude-opus-4-0)
- [Vercel AI Gateway](https://vercel.com/ai-gateway)
- [Anthropic · API pricing](https://platform.claude.com/docs/en/about-claude/pricing)