Anthropic Claude Sonnet 4.5
Balanced Claude model for quality and speed.
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What is Claude Sonnet 4.5?
Claude Sonnet 4.5 balances speed and quality for general enterprise workflows.
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Technical Specifications
Context Window
200K tokens
Max Output
Not specified
Training Cutoff
Not specified
Active
Active
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Capabilities
Chat completion
Reasoning
Tool use
Code generation
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Benchmark Scores
MMLU
90.2%HumanEval
92.1%SWE-bench
70.3%Agentic Tasks
88.5%MATH
75.8%05
Pros & Cons
Pros
- Balanced quality
- Long context
- Tool-ready
Cons
- Not as strong as Opus
- Not specified
- Prompt quality matters
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Features
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Balanced
Quality and latency tradeoff.
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Long Context
Large input handling.
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Tool Use
Function calling support.
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Use Cases
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Assistants
General business assistants.
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Analysis
Document summaries.
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Code Review
Developer workflows.
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FAQ
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