Claude Opus 4.1 (Anthropic)
Anthropic announcementView on OpenRouterIdentity and capabilities
- Status
- Retired Aug 5, 2026
- Recommended replacement
- claude-opus-4-8
- Local execution
- Not verified
- Context window
- 200,000
- Maximum output
- 32,000
- Image input
- Yes
- Reasoning
- Yes
- Tool calling
- Yes
- Release date
- First seen
- 2026-08-29 19:40:01Z UTC
- Last verified
Current offers - prices in USD · per 1M tokens
| OpenRouter | Anthropic | |
|---|---|---|
| Standard | Retired Aug 5, 2026 | |
| Cached input | $1.5 | $1.5 |
| Input | $15 | $15 |
| Output | $75 | $75 |
| Cache write | $18.75 | |
| 1-hour cache write | $30 | $30 |
| 5-minute cache write | $18.75 | |
| Batch | Retired Aug 5, 2026 | |
| Cached input | $0.75 | |
| Input | $7.5 | $7.5 |
| Output | $37.5 | $37.5 |
| Cache write | $9.375 | |
| 1-hour cache write | $15 |
Active promotions
No officially confirmed promotion applies to this model.
Recent price changes
No price changes in the last 7 days.