Key Takeaways
MiniMax M2.5 wins:
- Cheaper output tokens
GPT-5 Mini wins:
- Cheaper input tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
- Supports tool calls
Price Advantage
MiniMax M2.5
Benchmark Advantage
GPT-5 Mini
Context Window
GPT-5 Mini
Speed
GPT-5 Mini
Pricing Comparison
Price Comparison
| Metric | MiniMax M2.5 | GPT-5 Mini | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.30 | $0.25 | GPT-5 Mini |
| Output (per 1M tokens) | $1.10 | $2.00 | MiniMax M2.5 |
| Cache Read (per 1M) | $0.15 | $0.03 | GPT-5 Mini |
Using a 3:1 input/output ratio, MiniMax M2.5 is 27% cheaper overall.
MiniMax M2.5 Providers
DeepInfra $0.27 (Cheapest)
Parasail $0.30
AtlasCloud $0.30
Friendli $0.30
Together $0.30
GPT-5 Mini Providers
OpenAI $0.25 (Cheapest)
Azure $0.25 (Cheapest)
Benchmark Comparison
6
Benchmarks Compared
0
MiniMax M2.5 Wins
0
GPT-5 Mini Wins
Benchmark Scores
| Benchmark | MiniMax M2.5 | GPT-5 Mini | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 41.2 | - |
Coding Index Code generation & understanding | - | 35.3 | - |
Math Index Mathematical reasoning | - | 90.7 | - |
MMLU Pro Academic knowledge | - | 83.7 | - |
GPQA Graduate-level science | - | 82.8 | - |
LiveCodeBench Competitive programming | - | 83.8 | - |
GPT-5 Mini significantly outperforms in coding benchmarks.
Cost vs Quality
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Other models
Context & Performance
Context Window
MiniMax M2.5
196,608
tokens
Max output: 65,536 tokens
GPT-5 Mini
400,000
tokens
Max output: 128,000 tokens
GPT-5 Mini has a 51% larger context window.
Speed Performance
| Metric | MiniMax M2.5 | GPT-5 Mini | Winner |
|---|---|---|---|
| Tokens/second | N/A | 76.9 tok/s | |
| Time to First Token | N/A | 99.88s |
Capabilities
Feature Comparison
| Feature | MiniMax M2.5 | GPT-5 Mini |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | MiniMax M2.5 | GPT-5 Mini |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Minimax | OpenAI |
| Released | Feb 2026 | Aug 2025 |
MiniMax M2.5 Modalities
Input
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Output
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GPT-5 Mini Modalities
Input
textimagefile
Output
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