CL

Claude Sonnet 4.6

Chat modelSonnetClaude 4.6

Claude Sonnet 4.6

Release date: 2026-02-17Updated: 2026-06-15 07:18:22.942Knowledge cutoff: 2026-011,961
Live demoGitHubHugging FaceCompare
Parameters
Not disclosed
Context length
1M
Chinese support
Supported
Reasoning ability

Claude Sonnet 4.6 is an AI model published by Anthropic, released on 2026-02-17, for Chat model, and 1M context length, under the 不开源 license, with a 97.90 score on τ²-Bench - Telecom.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Claude Sonnet 4.6

Model basics

Reasoning traces
Supported
Thinking modes
Standard ModeThinking Level · Deep
Context length
1M tokens
Max output length
8K tokens
Model type
Chat model
Modality (in / out)
Text, Image → Text
Release date
2026-02-17
Model file size
No data
MoE architecture
No
Total params / Active params
No data / N/A
Knowledge cutoff
2026-01
Claude Sonnet 4.6

Open source & experience

Code license
不开源
Weights license
不开源
GitHub repo
GitHub link unavailable
Hugging Face
Hugging Face link unavailable
Claude Sonnet 4.6

Official resources

DataLearnerAI blog
No blog post yet
Claude Sonnet 4.6

API details

API speed
No data
💡Default unit: $/1M tokens. If vendors use other units, follow their published pricing.
Standard
TypeConditionInputOutput
TextContext <= 200K$3.00/ 1M$15.00/ 1M
TextContext > 200K$6.00/ 1M$22.50/ 1M
Cache PricingPrompt Cache
TypeTTLWriteRead
Text5m$3.75/ 1M
Context <= 200K
$0.300/ 1M
Context <= 200K
Text1h$6.00/ 1M
Context <= 200K
$0.300/ 1M
Context <= 200K
Claude Sonnet 4.6

Benchmark Results

Claude Sonnet 4.6 currently shows benchmark results led by AA-LCR (1 / 13, score 71), LiveBench (12 / 115, score 75.47), GPQA Diamond (22 / 179, score 89.90). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking
Tool usage

General Knowledge

7 evaluations
Benchmark / mode
Score
Rank/total
89.90
22 / 179
70.44
36 / 115
LiveBench
Medium
75.47
12 / 115
75.32
15 / 115
58.30
18 / 59
49
27 / 161
33.20
72 / 161

Coding and Software Engineer

2 evaluations
Benchmark / mode
Score
Rank/total
79.60
17 / 108
DeepSWE
HighTools
30
8 / 9

Math and Reasoning

1 evaluations
Benchmark / mode
Score
Rank/total
8.30
34 / 80

Agent Level Benchmark

1 evaluations
Benchmark / mode
Score
Rank/total

AI Agent - Information Search

1 evaluations
Benchmark / mode
Score
Rank/total
74.70
21 / 46

AI Agent - Tool Usage

3 evaluations
Benchmark / mode
Score
Rank/total
72.50
11 / 19
MCP-Atlas
Standard ModeTools
69.50
13 / 23
59.10
22 / 46

Productivity Knowledge

1 evaluations
Benchmark / mode
Score
Rank/total
57
11 / 21

Long Context

1 evaluations
Benchmark / mode
Score
Rank/total
71
1 / 13

Claw-style Agent Evaluation

1 evaluations
Benchmark / mode
Score
Rank/total
Pinch Bench
Thinking ModeTools
88
5 / 37

Compare with other models

Claude Sonnet 4.6

Publisher

Claude Sonnet 4.6

Model Overview

Claude Sonnet 4.6 is an AI model published by Anthropic, released on 2026-02-17, for Chat model, and 1M context length, under the 不开源 license, with a 97.90 score on τ²-Bench - Telecom.

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