Anthropic

Claude Sonnet 4

Multimodal

by Anthropic

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About

Claude Sonnet 4, released by Anthropic in May 2025, is a large language model from the Claude 4 family that delivers a balance of performance and efficiency for coding, reasoning, and analytical tasks. It features a 200K token context window (extendable to 1M tokens in beta), 64K maximum output tokens, native image understanding, and extended thinking support. Sonnet 4 targets development workflows, document analysis, and applications that benefit from the performance characteristics of the Claude 4 generation.

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Pricing Range
Input (per 1M)$3.00 -$3.00
Output (per 1M)$15.00 -$15.00
Providers3
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Timeline
ReleasedMay 14, 2025
Knowledge CutoffJan 1, 2025
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Specifications
Capabilities
Multimodal
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License & Family
License
Proprietary
Performance Overview
Performance metrics and category breakdown

Overall Performance

2 benchmarks
Average Score
39.8%
Best Score
43.9%
High Performers (80%+)
0

Performance Metrics

Max Context Window
264.0K

Top Categories

Agents
43.9%
Tool Use
35.6%
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All Benchmark Results for Claude Sonnet 4
Complete list of benchmark scores with detailed information
OSWorld
Agents
43.90
43.9%
Unverified
MCP-Atlas
Tool Use
35.60
35.6%
Unverified