Back

Anthropic

Claude Sonnet 5

ReasoningClosed weights
Intelligence
28.1
Rank 143 of 744 measured models
Output speed
57.4 t/s
Rank 292 of 403 measured models
Price/1M
$4
Rank 532 of 659 measured models
Context window
1M
Rank 84 of 1199 measured models
Cost per task
$0.999
Rank 128 of 193 measured models

Claude Sonnet 5 (Medium) scores 28.1 on the Artificial Analysis Intelligence Index, ranking 143rd of 744 measured models. The closest models on this index are Nex-N2-Pro (Based on Qwen3.5-397B-A17B) (28.2), Solar Pro 4 (28.2), and Gemini 3 Pro Preview (28.0). At $4 per million tokens (3:1 input/output blended price), it is cheaper than Gemini 3 Pro Preview ($4.50), more expensive than Solar Pro 4 ($0.525). With an output speed of 57.4 t/s, it is slower than Solar Pro 4 (94.3 t/s).

Artificial Analysis Indices
Medium
Intelligence28.1
Rank 143 of 744 measured models
Reasoning levels
Each point is a reasoning level of this model: more reasoning often raises the score but costs more. Select a point to open that level.
Intelligence Indexmost efficient ↗Cost per task
Capability indexes
Performance in specific industries, measured by Artificial Analysis
Finance & Accounting30.0
Rank 113 of 218 measured models
Strategy & Ops30.4
Rank 114 of 218 measured models
Legal31.7
Rank 113 of 218 measured models
Engineering28.7
Rank 121 of 217 measured models
Economics37.5
Rank 117 of 225 measured models
Standard Benchmarks
HLE30.0%
Rank 152 of 664 measured models
SciCode51.6%
Rank 90 of 231 measured models
AA-LCR73.7%
Rank 176 of 575 measured models
Terminal-Bench v42.0%
Rank 114 of 218 measured models
Models at a similar level
The closest models on the Intelligence Index, one configuration per family.

Preferences and analytics

Rybbit: visits, performance, clicks, copies, forms and session replay (masked inputs), with your permission. Refusing does not limit the site.

Privacy

Allow navigation analytics?

With your permission, Rybbit measures visits, performance and interactions (clicks, copies, forms), including session replay, to improve BenchSift. Input values are masked in replays. Refusing does not limit the site.

Your choice is stored for 180 days. Change it at any time using “Privacy preferences” in the footer. Withdrawal reloads the page.

No choice stored: Rybbit is disabled.

Privacy