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Gemini 3 Flash vs Kimi K2.5
Comprehensive side-by-side LLM comparison
Gemini 3 Flash leads with 10.4% higher average benchmark score. Gemini 3 Flash offers 744.0K more tokens in context window than Kimi K2.5. Gemini 3 Flash is $7.00 cheaper per million tokens. Gemini 3 Flash supports multimodal inputs. Overall, Gemini 3 Flash is the stronger choice for coding tasks.
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Google DeepMind
Gemini 3 Flash, released by Google in December 2025, is a large language model from the Gemini 3 family that delivers reasoning and coding performance with efficiency optimized for high-volume workloads. It features a 1M token context window, 64K maximum output tokens, and native support for text, image, audio, video, and PDF input. Gemini 3 Flash targets cost-sensitive agentic workflows, document processing, and production APIs requiring fast, capable multimodal responses.
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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.
15 days newer
Gemini 3 Flash
Google DeepMind
2025-12-17
Kimi K2.5
Moonshot AI
2026-01
Pricing Comparison
Cost per million tokens (USD)
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Gemini 3 Flash
Input:$0.10
Output:$0.40($7.00 cheaper)
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Kimi K2.5
Input:$1.50
Output:$6.00
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Gemini 3 Flash
Average Score:63.0%(+10.4%)
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Kimi K2.5
Average Score:52.6%
Performance comparison across key benchmark categories
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Gemini 3 Flash
Coding63.0%(+10.4%)
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Kimi K2.5
Coding52.6%
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 3 Flash
2 providers
Google Cloud Vertex AI
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Kimi K2.5
1 providers
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Gemini 3 Flash
Avg Score:63.0%(+10.4%)
Providers:2
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Kimi K2.5
Avg Score:52.6%
Providers:1