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Grok 4 vs Kimi K2
Comprehensive side-by-side LLM comparison
Grok 4 offers 14.3K more tokens in context window than Kimi K2. Kimi K2 is $26.90 cheaper per million tokens. Grok 4 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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xAI
Grok 4, released by xAI on July 10, 2025, is a large language model featuring first-principles reasoning and comprehensive multimodal support. It features a 260K token context window and demonstrated strong performance on advanced reasoning and coding benchmarks. Grok 4 targets complex multi-step reasoning tasks, scientific analysis, and agentic workflows via the xAI API.
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Moonshot AI
Kimi K2, released by Moonshot AI on July 11, 2025, is an open-weight Mixture-of-Experts large language model with 1 trillion total parameters and 32 billion active parameters per inference. It features a 256K token context window (expanded from 128K in an September 2025 update) and demonstrated strong performance on agentic coding benchmarks. Kimi K2 targets software engineering agents, tool-use workflows, and open-source deployments under a modified MIT license.
1 days newer
Grok 4
xAI
2025-07-10
Kimi K2
Moonshot AI
2025-07-11
Pricing Comparison
Cost per million tokens (USD)
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Grok 4
Input:$5.00
Output:$25.00
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Kimi K2
Input:$0.60
Output:$2.50($26.90 cheaper)
Performance Metrics
Context window and performance specifications
Provider Availability & Performance
Available providers and their performance metrics
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Grok 4
1 providers
xAI
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Kimi K2
1 providers
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Grok 4
Avg Score:0.0%
Providers:1
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Kimi K2
Avg Score:0.0%
Providers:1