OpenRouter
Catalog quote- Input
- $7.50
- Output
- $37.50
- Cached input
- $0.75
anthropicListed Aug 5, 2025
Anthropic: Claude Opus 4.1 (batch)
Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...
Context window200K
Max output32K
Provider endpoints2
Benchmark results0
Measured performance
All leaderboards ↗Benchmark results
No published results in this index yet
Scores appear here when an evaluation matches this exact model.
Access & cost
2 quotesPrices across providers
- Input
- $7.50
- Output
- $37.50
- Cached input
- $0.75
Cache write $9.375/M tokens · 1h cache write $15/M tokens · Web search $0.01/search
Model specifications
- Developer
- anthropic
- Modality
- Language
- Context
- 200,000 tokens
- Maximum output
- 32,000 tokens
- Weights
- Not reported
- Provider listed
- Aug 5, 2025
- First discovered
- Oct 16, 2026
More from anthropic
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Anthropic: Claude Haiku 5.5 (batch)
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anthropicListed 20 days ago
Anthropic: Claude Sonnet 5.5 (batch)
Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, succeeding Claude Sonnet 5 as a direct upgrade. It is especially strong at building features, fixing bugs, and producing...
1M contextImage inputTool callingNo reported score
No reported score
anthropicReleased 21 days ago
Anthropic: Claude Sonnet 5.5
Tuned for quick iteration on scoped fixes and documents; Anthropic favors Opus 5.5 for open-ended work needing sustained judgment.
1M contextImage inputTool calling