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Claude 3.7 Sonnet vs Kimi K2.5
Comprehensive side-by-side LLM comparison
Kimi K2.5 offers 192 more tokens in context window than Claude 3.7 Sonnet. Kimi K2.5 is $10.50 cheaper per million tokens. Claude 3.7 Sonnet supports multimodal inputs. Claude 3.7 Sonnet is available on 3 providers. Both models have their strengths depending on your specific coding needs.
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Anthropic
Claude Sonnet 3.7, released by Anthropic in February 2025, is a large language model from the Claude 3 family featuring hybrid reasoning with configurable extended thinking. It supports a 200K token context window, 64K maximum output tokens (128K in beta), and native image understanding. Sonnet 3.7 targets complex coding, mathematics, and scientific reasoning tasks where extended chain-of-thought processing provides meaningful improvements in output quality.
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Moonshot AI
Kimi K2.5, released by Moonshot AI in January 2026, is an updated Mixture-of-Experts large language model with 1 trillion total parameters and 32 billion active parameters. It builds on Kimi K2 with improved coding performance across multiple languages and an expanded context window. Kimi K2.5 targets agentic development workflows, polyglot code generation, and open-source deployments requiring large-scale MoE reasoning.
10 months newer
Claude 3.7 Sonnet
Anthropic
2025-02-24
Kimi K2.5
Moonshot AI
2026-01
Pricing Comparison
Cost per million tokens (USD)
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Claude 3.7 Sonnet
Input:$3.00
Output:$15.00
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Kimi K2.5
Input:$1.50
Output:$6.00($10.50 cheaper)
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Claude 3.7 Sonnet
2024-10
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3.7 Sonnet
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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Kimi K2.5
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Claude 3.7 Sonnet
Avg Score:0.0%
Providers:3
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Kimi K2.5
Avg Score:0.0%
Providers:1