Models

Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)

AnthropicAnthropicUnited States

Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) is a balanced model in the Claude family, optimized for a strong mix of performance, speed, and cost-efficiency. The 'Adaptive Reasoning' and 'Max Effort' designations suggest enhanced capabilities for complex reasoning tasks, potentially with dynamic resource allocation. It is well-suited for applications requiring reliable intelligence without the premium cost of the largest models.

ReasoningFastCheapLong context
Input / 1M tokens
$3.00
Output / 1M tokens
$15.00
Output tokens/s
55.76
First-token seconds
64.34s
Supported plans
7

Benchmark history

Evaluations

11

Tau Banking

Measured Jul 10, 2026Source

Score

0.31

TAU2

Measured Jul 10, 2026Source

Score

0.76

Terminalbench V2 1

Measured Jul 10, 2026Source

Score

0.71

Terminalbench Hard

Measured Jul 10, 2026Source

Score

0.53

Lcr

Measured Jul 10, 2026Source

Score

0.71

Ifbench

Measured Jul 10, 2026Source

Score

0.57

Scicode

Measured Jul 10, 2026Source

Score

0.47

Hle

Measured Jul 10, 2026Source

Score

0.3

Gpqa

Measured Jul 10, 2026Source

Score

0.88

Artificial Analysis Coding Index

Measured Jul 10, 2026Source

Score

63

Artificial Analysis Intelligence Index

Measured Jul 10, 2026Source

Score

47.2

Plan availability

Products and plans that support this model

1

User ratings

Loading ratings...

Discussion

Thinking... Make sure you are connected to GitHub server