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Claude Sonnet 4.5Closed
Tool use · Reasoning
Evaluation overview
Overall rank
#80
68.9 points · 180 models
Long context rank
#16
83.8 points · 82 models
Data coverage
34 items
7 sources · updated through 2026-07-16
Domain performance
Coding#61 / 160
72.9
Research#73 / 174
79.8
Agents#64 / 125
67.7
Vision#55 / 65
68.4
Long context#16 / 82
83.8
Evaluation highlights
All evaluationsBasic information
- Context (input / output)
- 200K / 64K
- Release date
- 2025-09
- Input modalities
- Text · Image
- Output modalities
- Text
Availability
AnthropicFull pricing
- Input
- $3 /1M
- Output
- $15 /1M
Related links
Version relationships
Claude Sonnet 4 family
Claude Sonnet 4
2025-05 · Same series
Claude Sonnet 4.5Current
2025-09 · Current model
Claude Sonnet 4.6
2026-02 · Same series
- Runtime modes
- Thinking 32K