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GPT 4o vs Kimi K2.7 Code

At a glance
OpenAIGPT 4o

OpenAI's original omni model supporting text and image inputs.

63128K ctx$2.50/$10.00 per M#64/92
MoonshotAIKimi K2.7 Code

MoonshotAI's coding-focused Kimi model for end-to-end software engineering.

82262K ctx$0.74/$3.50 per M#20/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
OpenAIGPT 4o
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI63.0
Reasoning & Knowledge
Graduate Science49.2%Expert-Level2.7%Factual Recall—
Math
Math Problems53.3%Competition Math6.4%Research Math0.3%
Coding
Real-World Coding31.0%Code Editing23.1%
Agentic
Task Horizon9min
MoonshotAIKimi K2.7 Code
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
SmarterCheaper
Capability
CapabilityECI81.8
Reasoning & Knowledge
Graduate Science89.5%Expert-Level—Factual Recall39.2%
Math
Math Problems—Competition Math96.4%Research Math—
Coding
Real-World Coding—Code Editing—
Agentic
Task Horizon—
Specs
OpenAIGPT 4o
128K
Context
16K
Max output
May 2024
Released
MoonshotAIKimi K2.7 Code
262K
Context
16K
Max output
Jun 2026
Released
Capabilities
OpenAIGPT 4o
Vision
Audio
Reasoning
MoonshotAIKimi K2.7 Code
Vision
Audio
Reasoning
Pricing
OpenAIGPT 4o
Live pricing, shown before you run
Input$2.50/M tokens
Output$10.00/M tokens
MoonshotAIKimi K2.7 Code
Live pricing, shown before you run
Input$0.74/M tokens
Output$3.50/M tokens
Cache read$0.15/M tokens
Chat with GPT 4oGo to model
Chat with Kimi K2.7 CodeGo to model
Frequently Asked Questions: GPT 4o vs Kimi K2.7 Code▼

Which is better, GPT 4o or Kimi K2.7 Code?

▼

Based on the Capability Index, Kimi K2.7 Code scores higher (81.8 vs 63.0). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, GPT 4o or Kimi K2.7 Code?

▼

Kimi K2.7 Code has a lower blended cost. GPT 4o: $2.50 input / $10.00 output. Kimi K2.7 Code: $0.74 input / $3.50 output.

Which has a larger context window, GPT 4o or Kimi K2.7 Code?

▼

Kimi K2.7 Code has a larger context window: GPT 4o supports 128K tokens vs Kimi K2.7 Code at 262K tokens.

Do both GPT 4o and Kimi K2.7 Code support vision?

▼

Yes, both GPT 4o and Kimi K2.7 Code support vision/image input.

What are the key differences between GPT 4o and Kimi K2.7 Code?

▼

Key differences: Kimi K2.7 Code has a notably higher capability index (18.8 point gap); Kimi K2.7 Code is significantly cheaper; only Kimi K2.7 Code offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 4o and Kimi K2.7 Code for free on idapt.app to see which performs better for your specific needs.

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