Anthropic
Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)
Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...
Introducing Claude SonnetModel Snapshot
ReleaseFeb 17, 2026
Context1,000,000
Overall
Rank #39 across 600
47.2
Coding
Rank #51 across 266
63.0
Blended Price
Rank #332 across 379
$6.00/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Max Output128,000
Streaming speed is not measured for this model yet.
Pricing
Blended$6.00/M
Input$3.00/M
Output$15.00/M
Metadata
Modalities
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 47.2 | #39 |
| Artificial Analysis Coding Index | coding | 63.0 | #51 |
| GPQA | reasoning | 87.5% | #66 |
| Humanity's Last Exam | reasoning | 30.0% | #63 |
| SciCode |