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Claude Sonnet 5 (Adaptive Reasoning, Medium Effort)
Anthropic · Released 2026-06-30 · Independent benchmark scores from Artificial Analysis
Intelligence Index
28.4
Output speed
71.6
tokens/sec
Blended price
$4.00
per 1M tokens
Time to first token
1.50s
Model metadata
| Model ID | effcd151-7c31-4437-af3d-e88daeae9385 |
|---|---|
| Slug | claude-sonnet-5-medium |
| Release date | 2026-06-30 |
| Provider | Anthropic |
| Provider slug | anthropic |
| Output speed | 71.6 tok/s |
| Time to first token | 1.50s |
| Time to first answer | 1.50s |
| Blended price ($/1M) | $4.00 |
| Input price ($/1M) | $2.00 |
| Output price ($/1M) | $10.00 |
All evaluation scores (17)
| aime | — |
|---|---|
| aime 25 | — |
| artificial analysis coding index | — |
| artificial analysis intelligence index | 28.40 |
| artificial analysis math index | — |
| gpqa | — |
| hle | 30.0% |
| ifbench | — |
| lcr | 73.7% |
| livecodebench | — |
| math 500 | — |
| mmlu pro | — |
| scicode | 51.6% |
| tau banking | — |
| tau2 | — |
| terminalbench hard | — |
| terminalbench v2 1 | — |
Source: artificialanalysis.ai/models/claude-sonnet-5-medium
Benchmark data from Artificial Analysis.