Anthropic

Claude Sonnet 5

Balanced Claude tier with adaptive reasoning, strong speed-to-intelligence ratio.

#387released Jun 29, 2026·Proprietary·Not disclosed
textimage1.0M ctx
API providersGet API Key →Leaderboard
Intelligence
45.4 #387
AAQI 53.0
Output Speed
96 t/s
TTFT 198 ms · ITL 10.4 ms/tok
Blended price (3:1)
$4 /1M
In $2/M · Out $10/M
Context
1.0M
≈ 2,500 A4 pages · max out 16,384

Quality Domain Radar

6-Axis Frontier Evaluation vs Category Average & Flagship

Claude Sonnet 5
Claude Mythos Preview (#1)
Average (68)
Coding (44.9)Mathematics (41.4)Hard Science (GPQA) (15)Agentic & Tool Use (49.4)Knowledge (MMLU) (45.4)Vision / Multimodal (43.4)

Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.

API deployment

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Model Details

Release date
Jun 29, 2026
Parameters
Not disclosed
License
Proprietary
Context Window
1,000,000 tokens
Input Price
$2/M
Output Price
$10/M
Output Speed
96 t/s
Time to First Token
198 ms

Estimated monthly bill

Estimated monthly spend
$0.00
Calculating savings vs GPT-4o...

Cite & embed

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BibTeX
@misc{llmpodium2026claudesonnet5,
  title = {Benchmark Analysis and Intelligence Evaluation of Claude Sonnet 5},
  author = {LLMPodium Research},
  year = {2026},
  url = {https://llmpodium.com/models/claude-sonnet-5}
}

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