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Moonshot AI (Kimi)

Kimi K2.7 Code

VS
OpenAI

GPT-5.4 nano

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, GPT-5.4 nano is the premium intelligence choice, scoring 6.2% higher on coding benchmarks. It also maintains strong cost efficiency. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Kimi K2.7 Code offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of GPT-5.4 nano fully justifies the cost.

Model Specs

Kimi K2.7 Code

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+6.2%)
58.6%
Reasoning (gpqa-diamond)
N/A

Cost & Performance

Cost (per 1M tokens)
$1.71Input: $0.95 | Output: $4.00
Context Window
262.14k tokens
Model Specs

GPT-5.4 nano

Benchmarks & Scores

Coding (swe-bench-pro)
52.4%
Reasoning (gpqa-diamond)Winner (+)
82.8%

Cost & Performance

Cost (per 1M tokens)3.7x cheaper
$0.46Input: $0.20 | Output: $1.25
Context WindowLarger
400k tokens

Frequently Asked Questions

GPT-5.4 nano is cheaper than Kimi K2.7 Code. GPT-5.4 nano has a blended cost of $0.46/1M tokens, which is about 3.7x cheaper than Kimi K2.7 Code at $1.71/1M tokens.

Kimi K2.7 Code is better for coding tasks. It scores 58.6% on coding evaluations (swe-bench-pro) compared to GPT-5.4 nano which scores 52.4%.

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