Anthropic: Claude Sonnet 5.5anthropic
Anthropic: Claude Sonnet 5.5: $2.00/1M input, $10.00/1M output, 1.0M context, CPS grade A. 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...
API Pricing (per 1M tokens)
| Input | $2.00 |
| Output | $10.00 |
| Cache Read | — |
| Cache Write | — |
| Blended (3:1) | $4.00 |
Specs & Performance
| Context Length | 1.0M |
| Max Output | 128K |
| Intelligence | 56 |
| Coding | — |
| Math | — |
| Speed | 136 tok/s |
| TTFT | 264.72s |
| CPS Grade | A |
| Input / Output Modalities | text, image, file → text |
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FAQ
How much does the Anthropic: Claude Sonnet 5.5 API cost?
Anthropic: Claude Sonnet 5.5 costs $2.00/1M input tokens and $10.00/1M output tokens. Blended cost at a 3:1 ratio is about $4.00/1M tokens.
What is the context window of Anthropic: Claude Sonnet 5.5?
Anthropic: Claude Sonnet 5.5 supports a 1.0M token context window with up to 128K output tokens.
Is Anthropic: Claude Sonnet 5.5 worth it?
Anthropic: Claude Sonnet 5.5 has a CPS grade of A (score 67), intelligence index 56, coding index —. Use the compare page to benchmark against rivals.