Anthropic: Claude Opus 5.5
anthropic/claude-opus-5.5
Claude Opus 5.5 is Anthropic's flagship model for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5. It is particularly strong at multi-step changes in large codebases, code...
Modalities
In / Out Price
$4 / $20 per 1M
Context
1M
Released
Sep 22, 2026
Knowledge Cutoff
—
Providers
Different carriers host the same model. Reroute routes each request to the best one on price and uptime, and fails over to the next if a carrier goes down.
| Provider | Context | Input /M | Output /M | Cache read /M | Latency | Throughput | Uptime |
|---|---|---|---|---|---|---|---|
 Amazon Bedrock | 1M | $4 | $20 | $0.20 | — | — | 6.67% |
 Azure | 1M | $4 | $20 | $0.20 | — | — | 100.00% |
 Google | 1M | $4 | $20 | $0.20 | — | — | 100.00% |
 Claude Platform on AWS | 1M | $4 | $20 | $0.20 | — | — | 100.00% |
| Anthropic | 1M | $4 | $20 | $0.20 | — | — | 100.00% |
| Amazon Bedrock | 1M | $4.40 | $22 | $0.22 | — | — | 100.00% |
| Amazon Bedrock | 1M | $4.40 | $22 | $0.22 | — | — | — |
| Azure | 1M | $4.40 | $22 | $0.22 | — | — | — |
| Google | 1M | $4.40 | $22 | $0.22 | — | — | 100.00% |
| Google | 1M | $4.40 | $22 | $0.22 | — | — | — |
| Anthropic | 1M | $8 | $40 | $0.40 | — | — | 100.00% |