Key Takeaways
Gemini 2.5 Pro Preview 06-05 wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Has reasoning mode
GPT-5.2 Pro wins:
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Gemini 2.5 Pro Preview 06-05
Benchmark Advantage
GPT-5.2 Pro
Context Window
Gemini 2.5 Pro Preview 06-05
Speed
GPT-5.2 Pro
Pricing Comparison
Price Comparison
| Metric | Gemini 2.5 Pro Preview 06-05 | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $1.25 | $21.00 | Gemini 2.5 Pro Preview 06-05 |
| Output (per 1M tokens) | $10.00 | $168.00 | Gemini 2.5 Pro Preview 06-05 |
| Cache Read (per 1M) | $125000.00 | N/A | Gemini 2.5 Pro Preview 06-05 |
| Cache Write (per 1M) | $375000.00 | N/A | Gemini 2.5 Pro Preview 06-05 |
Using a 3:1 input/output ratio, Gemini 2.5 Pro Preview 06-05 is 94% cheaper overall.
Gemini 2.5 Pro Preview 06-05 Providers
Google AI Studio $1.25 (Cheapest)
Google $1.25 (Cheapest)
GPT-5.2 Pro Providers
OpenAI $21.00 (Cheapest)
Benchmark Comparison
7
Benchmarks Compared
0
Gemini 2.5 Pro Preview 06-05 Wins
0
GPT-5.2 Pro Wins
Benchmark Scores
| Benchmark | Gemini 2.5 Pro Preview 06-05 | GPT-5.2 Pro | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 51.2 | - |
Coding Index Code generation & understanding | - | 48.7 | - |
Math Index Mathematical reasoning | - | 99.0 | - |
MMLU Pro Academic knowledge | - | 87.4 | - |
GPQA Graduate-level science | - | 90.3 | - |
LiveCodeBench Competitive programming | - | 88.9 | - |
Aider Real-world code editing | 83.1 | - | - |
GPT-5.2 Pro significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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Other models
Context & Performance
Context Window
Gemini 2.5 Pro Preview 06-05
1,048,576
tokens
Max output: 65,536 tokens
GPT-5.2 Pro
400,000
tokens
Max output: 128,000 tokens
Gemini 2.5 Pro Preview 06-05 has a 62% larger context window.
Speed Performance
| Metric | Gemini 2.5 Pro Preview 06-05 | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Tokens/second | N/A | 98.3 tok/s | |
| Time to First Token | N/A | 46.57s |
Capabilities
Feature Comparison
| Feature | Gemini 2.5 Pro Preview 06-05 | GPT-5.2 Pro |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Gemini 2.5 Pro Preview 06-05 | GPT-5.2 Pro |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | OpenAI | |
| Released | Jun 2025 | Dec 2025 |
Gemini 2.5 Pro Preview 06-05 Modalities
Input
fileimagetextaudio
Output
text
GPT-5.2 Pro Modalities
Input
imagetextfile
Output
text