Status: Stable

Claude Sonnet 4.6

Provider: Anthropic Family: Claude 4 Stable

Official docs

analytics

Capabilities

Context window 1.0M Tokens

Status Stable Anthropic

Release Feb 2026

Starke Balance aus Geschwindigkeit und Intelligenz für Alltag und Entwicklung.

Recommended for

arrow_right Allgemeine Textassistenz und Produktivaufgaben

Use Cases

arrow_right Chat, Zusammenfassung, Umformulierung, Wissensarbeit

Technical specs

Model ID
claude-sonnet-4-6
Family Claude 4
Context window 1.0M
Release 2/17/2026

terminal Official docs

Benchmarks

Arena Performance · lmarena.ai

Chat #4 / 87

1 Claude Opus 4.6 1,476

4 Claude Sonnet 4.6 1,389

6 Kimi K2.5 1,355

2 Grok 4 Fast 1,338

7 GLM-5 1,318

3 DeepSeek-V3.2-Exp 1,300

8 Qwen3.5-397B-A17B 1,295

Websites #1 / 98

1 Claude Sonnet 4.6 1,076

2 Gemini 3 Flash Preview 780

3 GPT-5.4 705

4 Gemini 3.1 Pro Preview 674

5 Claude Opus 4.6 666

6 GPT-5.4 mini 640

Coding #4 / 135

1 Claude Opus 4.6 2,002

2 Gemini 3.1 Pro Preview 1,861

7 Kimi K2.5 1,780

3 GPT-5.4 1,679

8 GLM-5 1,650

9 Qwen3.5-397B-A17B 1,590

10 MiniMax M2.5 1,440

4 Claude Sonnet 4.6 1,389

3D #4 / 90

1 Gemini 3 Pro Preview 2,075

2 Claude Opus 4.6 2,049

3 Gemini 3.1 Pro Preview 1,920

4 Claude Sonnet 4.6 1,831

5 GPT-5.4 1,780

Games #2 / 94

1 Claude Opus 4.6 1,550

2 Claude Sonnet 4.6 1,401

3 GPT-5.4 1,270

4 Gemini 3.1 Pro Preview 1,235

5 Grok 4 Fast 1,190

6 DeepSeek-V3.2-Exp 1,155

Animations #4 / 88

1 Claude Opus 4.6 2,196

2 Gemini 3.1 Pro Preview 2,174

3 GPT-5.4 1,962

4 Claude Sonnet 4.6 1,831

5 GPT-5.4 mini 1,720

Data Viz #4 / 86

1 Claude Opus 4.6 2,806

2 GPT-5.4 2,661

3 Gemini 3.1 Pro Preview 2,174

4 Claude Sonnet 4.6 1,980

5 GPT-5.4 mini 1,840

Audio #3 / 81

1 Claude Opus 4.6 2,669

2 GPT-5.4 nano 2,578

3 Claude Sonnet 4.6 2,410

4 GPT-5.4 2,290

Math #7 / 75

1 Claude Opus 4.6 1,795

2 GPT-5.4 1,740

3 Gemini 3.1 Pro Preview 1,695

4 Qwen3.5-397B-A17B 1,660

5 DeepSeek-V3.2-Exp 1,620

6 Kimi K2.5 1,585

7 Claude Sonnet 4.6 1,550

Reasoning #5 / 80

1 Claude Opus 4.6 1,820

2 GPT-5.4 1,755

3 Gemini 3.1 Pro Preview 1,710

4 Kimi K2-Thinking-0905 1,680

5 Claude Sonnet 4.6 1,640

6 Qwen3.5-397B-A17B 1,590

7 DeepSeek-V3.2-Exp 1,555

HumanEval

Overall 72.8% #3/66 open_in_new

SWE-Bench Verified

Overall 79.6% #3/77 open_in_new

Terminal-Bench

Overall 59.1% #4/25 open_in_new

Timeline

History

4/1/2026 · today

New model

Introducing Claude Sonnet 4.6 - delivers frontier performance across coding, agents, and professional work at scale

open_in_new Source

4/1/2026 · today

New model

Launched as latest balanced model with improved agentic search performance, extended thinking support, and 1M token context window (beta)

open_in_new Source

4/1/2026 · today

First captured in AI Radar

Anthropic

2/17/2026 · 44d ago

Model release

Claude Sonnet 4.6

open_in_new Source