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GPT-5 vs MiniMax M2.5
A detailed comparison of GPT-5 (OpenAI) and MiniMax M2.5 (MiniMax) across pricing, performance, and features.
Pricing Comparison
| Metric | GPT-5 | MiniMax M2.5 | Difference |
|---|---|---|---|
| Input / 1M tokens | $1.25 | $0.30 | -76% |
| Output / 1M tokens | $10.00 | $1.20 | -88% |
| Context window | 128K | 200K | — |
| Max output | 16.384K | 128K | — |
Benchmark Comparison
| Benchmark | GPT-5 | MiniMax M2.5 |
|---|---|---|
| MMLU-Pro | 88.5% | 82% |
| HumanEval | 95% | 90% |
| GPQA | 73.5% | — |
Capabilities
| Capability | GPT-5 | MiniMax M2.5 |
|---|---|---|
| audio | ✓ | ✗ |
| code | ✓ | ✓ |
| reasoning | ✓ | ✓ |
| text | ✓ | ✓ |
| tool-use | ✓ | ✗ |
| vision | ✓ | ✗ |
GPT-5 Strengths
- ✓Strong all-around performance
- ✓Good price for flagship tier
- ✓Multimodal including audio
GPT-5 Weaknesses
- ✗128K context vs 200K+ for newer models
- ✗Codex variants better for pure coding
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
Quick Verdict
Best value: MiniMax M2.5 is the more affordable option at $0.3/$1.2 per 1M tokens.
Higher benchmarks: MiniMax M2.5 scores higher on average across available benchmarks (86.0% avg).
Larger context: MiniMax M2.5 supports 200K tokens.
Choose MiniMax M2.5 if cost matters most. Choose GPT-5 if you need the best possible quality for complex tasks.