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MiniMax M2.5 vs o3
A detailed comparison of MiniMax M2.5 (MiniMax) and o3 (OpenAI) across pricing, performance, and features.
Pricing Comparison
| Metric | MiniMax M2.5 | o3 | Difference |
|---|---|---|---|
| Input / 1M tokens | $0.30 | $0.40 | +33% |
| Output / 1M tokens | $1.20 | $1.60 | +33% |
| Context window | 200K | 200K | — |
| Max output | 128K | 100K | — |
Benchmark Comparison
| Benchmark | MiniMax M2.5 | o3 |
|---|---|---|
| MMLU-Pro | 82% | 87% |
| HumanEval | 90% | 94.5% |
| GPQA | — | 79.2% |
Capabilities
| Capability | MiniMax M2.5 | o3 |
|---|---|---|
| code | ✓ | ✓ |
| reasoning | ✓ | ✓ |
| text | ✓ | ✓ |
| tool-use | ✗ | ✓ |
| vision | ✗ | ✓ |
MiniMax M2.5 Strengths
- ✓Frontier quality at budget pricing ($0.30/$1.20)
- ✓80.2% SWE-Bench Verified — among the best
- ✓Open-source (MIT) with 10B active params — easy to run
MiniMax M2.5 Weaknesses
- ✗Text-only — no vision or audio
- ✗No tool-use support
- ✗Newer provider — smaller ecosystem
o3 Strengths
- ✓Recently repriced — now very cheap
- ✓Excellent logical reasoning
- ✓200K context window
o3 Weaknesses
- ✗Slower due to reasoning overhead
- ✗Overkill for simple tasks
Quick Verdict
Best value: MiniMax M2.5 is the more affordable option at $0.3/$1.2 per 1M tokens.
Higher benchmarks: o3 scores higher on average across available benchmarks (86.9% avg).
Choose MiniMax M2.5 if cost matters most. Choose o3 if you need the best possible quality for complex tasks.