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Kimi K2.5 vs o1 mini
Comprehensive side-by-side LLM comparison
Kimi K2.5 offers 70.7K more tokens in context window than o1 mini. o1 mini is $2.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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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.
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OpenAI
OpenAI o1 mini, released by OpenAI in September 2024, is a lightweight reasoning model from the o1 family optimized for efficient STEM problem-solving at lower cost and latency. It features a 128K token context window and applies chain-of-thought reasoning specifically tuned for mathematics, science, and coding tasks. o1 mini targets use cases where rapid, cost-efficient reasoning is preferred over the broader capabilities of the full o1 model.
1 year newer
o1 mini
OpenAI
2024-09-12
Kimi K2.5
Moonshot AI
2026-01
Pricing Comparison
Cost per million tokens (USD)
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Kimi K2.5
Input:$1.50
Output:$6.00
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o1 mini
Input:$1.10
Output:$4.40($2.00 cheaper)
Performance Metrics
Context window and performance specifications
Provider Availability & Performance
Available providers and their performance metrics
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Kimi K2.5
1 providers
Moonshot AI
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o1 mini
1 providers
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Kimi K2.5
Avg Score:0.0%
Providers:1
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o1 mini
Avg Score:0.0%
Providers:1