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GPT-4o vs Kimi K2 Instruct
Comprehensive side-by-side LLM comparison
Kimi K2 Instruct leads with 16.7% higher average benchmark score. Kimi K2 Instruct offers 117.8K more tokens in context window than GPT-4o. Kimi K2 Instruct is $9.63 cheaper per million tokens. GPT-4o supports multimodal inputs. Overall, Kimi K2 Instruct is the stronger choice for coding tasks.
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OpenAI
This updated version of GPT-4o was released with refinements to its multimodal capabilities and improved performance across text, vision, and audio tasks. Built to incorporate learnings from the initial GPT-4o deployment, it enhanced reliability and accuracy while maintaining the seamless cross-modal reasoning that defines the GPT-4o family.
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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.
11 months newer
GPT-4o
OpenAI
2024-08-06
Kimi K2 Instruct
Moonshot AI
2025-07-11
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Pricing Comparison
Cost per million tokens (USD)
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GPT-4o
Input:$2.50
Output:$10.00
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Kimi K2 Instruct
Input:$0.57
Output:$2.30($9.63 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 12 common benchmarks
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GPT-4o
Average Score:47.0%
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Kimi K2 Instruct
Average Score:63.8%(+16.7%)
Performance comparison across key benchmark categories
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GPT-4o
Coding33.2%
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Kimi K2 Instruct
Coding71.6%(+38.4%)
Provider Availability & Performance
Available providers and their performance metrics
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GPT-4o
2 providers
Azure
Throughput: 99 tok/s
Latency: 0.53ms
OpenAI
Throughput: 132 tok/s
Latency: 0.5ms
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GPT-4o
Avg Score:47.0%
Providers:2
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Kimi K2 Instruct
Avg Score:63.8%(+16.7%)
Providers:1