Key Takeaways
GPT-5.2 Pro wins:
- Larger context window
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
- Supports tool calls
MiMo-V2-Flash wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
Price Advantage
MiMo-V2-Flash
Benchmark Advantage
GPT-5.2 Pro
Context Window
GPT-5.2 Pro
Speed
MiMo-V2-Flash
Pricing Comparison
Price Comparison
| Metric | GPT-5.2 Pro | MiMo-V2-Flash | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $21.00 | $0.09 | MiMo-V2-Flash |
| Output (per 1M tokens) | $168.00 | $0.29 | MiMo-V2-Flash |
| Cache Read (per 1M) | N/A | $45000.00 | MiMo-V2-Flash |
Using a 3:1 input/output ratio, MiMo-V2-Flash is 100% cheaper overall.
GPT-5.2 Pro Providers
OpenAI $21.00 (Cheapest)
MiMo-V2-Flash Providers
Chutes $0.09 (Cheapest)
AtlasCloud $0.10
Xiaomi $0.10
Novita $0.10
Benchmark Comparison
6
Benchmarks Compared
6
GPT-5.2 Pro Wins
0
MiMo-V2-Flash Wins
Benchmark Scores
| Benchmark | GPT-5.2 Pro | MiMo-V2-Flash | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 51.2 | 30.6 | |
Coding Index Code generation & understanding | 48.7 | 25.8 | |
Math Index Mathematical reasoning | 99.0 | 67.7 | |
MMLU Pro Academic knowledge | 87.4 | 74.4 | |
GPQA Graduate-level science | 90.3 | 65.6 | |
LiveCodeBench Competitive programming | 88.9 | 40.2 |
GPT-5.2 Pro significantly outperforms in coding benchmarks.
Cost vs Quality
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Y-axis:
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GPT-5.2 Pro
Other models
Context & Performance
Context Window
GPT-5.2 Pro
400,000
tokens
Max output: 128,000 tokens
MiMo-V2-Flash
262,144
tokens
GPT-5.2 Pro has a 34% larger context window.
Speed Performance
| Metric | GPT-5.2 Pro | MiMo-V2-Flash | Winner |
|---|---|---|---|
| Tokens/second | 98.3 tok/s | 142.6 tok/s | |
| Time to First Token | 46.57s | 1.25s |
MiMo-V2-Flash responds 45% faster on average.
Capabilities
Feature Comparison
| Feature | GPT-5.2 Pro | MiMo-V2-Flash |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | GPT-5.2 Pro | MiMo-V2-Flash |
|---|---|---|
| License | Proprietary | Open Source |
| Author | OpenAI | Xiaomi |
| Released | Dec 2025 | Dec 2025 |
GPT-5.2 Pro Modalities
Input
imagetextfile
Output
text
MiMo-V2-Flash Modalities
Input
text
Output
text