anthropic/claude-opus-4.1
Anthropic: Claude Opus 4.1
- Status
- Listed
- First seen
- 2026-10-07 17:06 UTC
- Last seen
- 2026-10-07 22:29 UTC
- First evidence
- Catalog
- Best evidence
- Catalog
| Seen by | Evidence | State | Last seen |
|---|---|---|---|
| OpenRouter catalog | Catalog | Listed | |
| models.dev metadata | Enrichment | Listed |
Metadata by source
Highlighted rows disagree between sources. Missing values show as unknown, not zero.
| Field | OpenRouter catalog | models.dev metadata |
|---|---|---|
| Name · conflict | Anthropic: Claude Opus 4.1 | Claude Opus 4.1 (latest) |
| Context | 200k | 200k |
| Max output | 32k | 32k |
| Input price /M | $15 | $15 |
| Output price /M | $75 | $75 |
| Input · conflict | file, image, text | image, pdf, text |
| Output | text | text |
Release
- Model
- Claude Opus 4.1
- Lab
- Anthropic
- Released
- 5 Aug 2025
3 sources agree
- Epoch AI model data: released 5 Aug 2025 source
- models.dev metadata: released 5 Aug 2025 (13 hosts)
- OpenRouter catalog: listed on OpenRouter 5 Aug 2025
- models.dev metadata: released 18 Nov 2025 (2 hosts)
- First listed
- OpenRouter · 5 Aug 2025 (same day)
History
Nothing here yet
No changes recorded for this model since the baseline.