Price Per TokenPrice Per Token
Moonshotai
Moonshotai
vs
OpenAI
OpenAI

Kimi K2 Thinking vs GPT-5.2 Pro

A detailed comparison of pricing, benchmarks, and capabilities

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114 out of our 298 tracked models have had a price change in February.

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Key Takeaways

Kimi K2 Thinking wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Has reasoning mode

GPT-5.2 Pro wins:

  • Larger context window
  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Better at math
  • Supports vision
Price Advantage
Kimi K2 Thinking
Benchmark Advantage
GPT-5.2 Pro
Context Window
GPT-5.2 Pro
Speed
GPT-5.2 Pro

Pricing Comparison

Price Comparison

MetricKimi K2 ThinkingGPT-5.2 ProWinner
Input (per 1M tokens)$0.47$21.00 Kimi K2 Thinking
Output (per 1M tokens)$2.00$168.00 Kimi K2 Thinking
Cache Read (per 1M)$141000.00N/A Kimi K2 Thinking
Using a 3:1 input/output ratio, Kimi K2 Thinking is 99% cheaper overall.

Kimi K2 Thinking Providers

DeepInfra $0.47 (Cheapest)
Parasail $0.50
SiliconFlow $0.55
AtlasCloud $0.60
Nebius $0.60

GPT-5.2 Pro Providers

OpenAI $21.00 (Cheapest)

Benchmark Comparison

6
Benchmarks Compared
0
Kimi K2 Thinking Wins
6
GPT-5.2 Pro Wins

Benchmark Scores

BenchmarkKimi K2 ThinkingGPT-5.2 ProWinner
Intelligence Index
Overall intelligence score
40.751.2
Coding Index
Code generation & understanding
34.848.7
Math Index
Mathematical reasoning
94.799.0
MMLU Pro
Academic knowledge
84.887.4
GPQA
Graduate-level science
83.890.3
LiveCodeBench
Competitive programming
85.388.9
GPT-5.2 Pro significantly outperforms in coding benchmarks.

Cost vs Quality

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Kimi K2 Thinking
Other models

Context & Performance

Context Window

Kimi K2 Thinking
131,072
tokens
GPT-5.2 Pro
400,000
tokens
Max output: 128,000 tokens
GPT-5.2 Pro has a 67% larger context window.

Speed Performance

MetricKimi K2 ThinkingGPT-5.2 ProWinner
Tokens/second77.8 tok/s89.6 tok/s
Time to First Token0.68s37.56s
GPT-5.2 Pro responds 15% faster on average.

Capabilities

Feature Comparison

FeatureKimi K2 ThinkingGPT-5.2 Pro
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyKimi K2 ThinkingGPT-5.2 Pro
LicenseProprietaryProprietary
AuthorMoonshotaiOpenAI
ReleasedNov 2025Dec 2025

Kimi K2 Thinking Modalities

Input
text
Output
text

GPT-5.2 Pro Modalities

Input
imagetextfile
Output
text

Related Comparisons

Compare Kimi K2 Thinking with:

Compare GPT-5.2 Pro with:

Frequently Asked Questions

Kimi K2 Thinking has cheaper input pricing at $0.47/M tokens. Kimi K2 Thinking has cheaper output pricing at $2.00/M tokens.
GPT-5.2 Pro scores higher on coding benchmarks with a score of 48.7, compared to Kimi K2 Thinking's score of 34.8.
Kimi K2 Thinking has a 131,072 token context window, while GPT-5.2 Pro has a 400,000 token context window.
Kimi K2 Thinking does not support vision. GPT-5.2 Pro supports vision.