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Grok-4 vs Kimi K2 Instruct
Comprehensive side-by-side LLM comparison
Grok-4 leads with 30.0% higher average benchmark score. Grok-4 offers 1.9K more tokens in context window than Kimi K2 Instruct. Kimi K2 Instruct is $15.13 cheaper per million tokens. Grok-4 supports multimodal inputs. Overall, Grok-4 is the stronger choice for coding tasks.
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xAI
Grok 4 represents the fourth generation of xAI's language models, developed to continue advancing the frontier of AI reasoning and knowledge. Built to handle increasingly complex tasks with enhanced reliability, it demonstrates xAI's commitment to pushing AI capabilities forward.
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Moonshot AI
Kimi K2 Instruct was developed as the instruction-tuned version of Kimi K2, designed to follow user instructions reliably across diverse tasks. Built to serve general-purpose conversational and task-completion applications, it provides Moonshot's accessible interface for language AI.
2 days newer
Grok-4
xAI
2025-07-09
Kimi K2 Instruct
Moonshot AI
2025-07-11
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Pricing Comparison
Cost per million tokens (USD)
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Grok-4
Input:$3.00
Output:$15.00
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Kimi K2 Instruct
Input:$0.57
Output:$2.30($15.13 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Grok-4
Average Score:73.1%(+30.0%)
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Kimi K2 Instruct
Average Score:43.1%
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Knowledge Cutoff
Training data recency comparison
Grok-4
2024-12-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Grok-4
2 providers
xAI
Throughput: 100 tok/s
Latency: 0.7ms
ZeroEval
Throughput: 100 tok/s
Latency: 0.7ms
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Grok-4
Avg Score:73.1%(+30.0%)
Providers:2
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Kimi K2 Instruct
Avg Score:43.1%
Providers:1