All Releases

Proprietary release

Released June 2026

Claude Sonnet 5: Release Intelligence, Performance & Price

The Claude Sonnet 5 release offers 6 models, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across the 6 models.

  • For intelligence, the top model of Claude Sonnet 5 is Claude Sonnet 5 (Adaptive Reasoning, Max Effort) at 38.
  • For output speed, the fastest model is Claude Sonnet 5 (Adaptive Reasoning, Max Effort) at 80 t/s.
  • For latency, Claude Sonnet 5 (Non-reasoning, High Effort) at 0.68s offers the lowest time to first answer token.
  • For pricing, Claude Sonnet 5 (Adaptive Reasoning, Low Effort) at $0.51 offers the lowest cost per task. Prices vary up to 10x across models.

Intelligence

Artificial Analysis Intelligence Index

Artificial Analysis Intelligence Index v4.3 incorporates 10 evaluations: AA-Briefcase, GDPval-AA v2, AutomationBench-AA, Terminal-Bench v4.0, SciCode, Humanity's Last Exam, GDP.pdf, CritPt, AA-Omniscience, AA-LCR v1.1
Estimate (independent evaluation forthcoming)

Intelligence Index vs. Cost per Intelligence Index Task

Artificial Analysis Intelligence Index · Weighted average cost (USD) per Artificial Analysis Intelligence Index task
Most attractive quadrant
Claude Sonnet 5
Pareto line

Cost

Cost per Intelligence Index Task

Weighted average cost (USD) per Artificial Analysis Intelligence Index task, segmented by token type. Lower is better

Speed & Latency

Output Speed

Output tokens per second · Higher is better

Capability Scores

Capability Indices

Measures the performance of models on specific capabilities and industries
Finance & Accounting Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Strategy & Ops Index

Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Legal Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better

Healthcare & Medical Index

Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2, AA-Briefcase, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better

Engineering Index

Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2, AA-Briefcase, Terminal-Bench v4.0 · Higher is better

Economics Index

Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2, AA-Briefcase, AA-LCR v1.1 · Higher is better

More from Anthropic

Further details

Weights
Provider Benchmarks
Claude Sonnet 5 (Adaptive Reasoning, Max Effort)
Anthropic logoAnthropic
38
-
1M
$1.5
80
Not available
GoogleMicrosoft AzureAnthropicAmazon Bedrock
Claude Sonnet 5 (Adaptive Reasoning, Xhigh Effort)
Anthropic logoAnthropic
35
-
1M
$1.5
65
Not available
Anthropic
Claude Sonnet 5 (Adaptive Reasoning, High Effort)
Anthropic logoAnthropic
32
-
1M
$1.5
60
Not available
Anthropic
Claude Sonnet 5 (Non-reasoning, High Effort)
Anthropic logoAnthropic
29
-
1M
$1.5
59
Not available
AnthropicAmazon Bedrock
Claude Sonnet 5 (Adaptive Reasoning, Medium Effort)
Anthropic logoAnthropic
28
-
1M
$1.5
58
Not available
Anthropic
Claude Sonnet 5 (Adaptive Reasoning, Low Effort)
Anthropic logoAnthropic
25
-
1M
$1.5
56
Not available
Anthropic