# GPT-5 Pro vs MiniMax-M2.1

> GPT-5 Pro is the stronger model overall, scoring 46.2 to 38.4 on the Noometry Index. MiniMax-M2.1 costs 79× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gpt-5-pro-vs-minimax-m2-1
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where GPT-5 Pro leads 39.2 to 15.8.
- MiniMax-M2.1 is cheaper at $0.30 / $1.20 per million input/output tokens, against $15 / $120 for GPT-5 Pro.
- GPT-5 Pro accepts more context: 400K tokens versus 205K.
- MiniMax-M2.1 has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| Provider | OpenAI | MiniMax |
| Noometry Index | 46.2 | 38.4 |
| Rank | 58 | 177 |
| Context | 400K | 205K |
| Input $/M | $15 | $0.30 |
| Output $/M | $120 | $1.20 |
| Weights | Proprietary | Open |

## Coding

- GPT-5 Pro: 43.4 (#77)
- MiniMax-M2.1: 40.1 (#132)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| LMArena WebDev | — | 1384 |
| WeirdML | 60.4% | — |
| LMArena Coding | — | 1421 |
| ALE-Bench | — | 623.83 |
| AlgoTune | 1.31 | — |

## Agentic & Tool Use

- GPT-5 Pro: —
- MiniMax-M2.1: 27.7 (#91)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| Terminal-Bench | — | 36.6% |

## Reasoning

- GPT-5 Pro: 39.2 (#52)
- MiniMax-M2.1: 15.8 (#301)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| ARC-AGI-2 | 18.3% | — |
| SimpleBench | 61.6% | — |
| Kagi LLM Benchmark | 76.8% | — |
| NYT Connections (extended) | — | 11.2% |
| ARC-AGI-1 | 70.2% | — |
| EnigmaEval | 18.8% | — |
| LMArena Hard Prompts | — | 1410 |
| Epoch Capabilities Index | 150.26 | — |

## Math

- GPT-5 Pro: 48.0 (#53)
- MiniMax-M2.1: 35.6 (#142)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 55.8% | — |
| FrontierMath Tier 4 | 19.5% | — |
| LMArena Math | — | 1396 |
| FrontierMath Tier 4 (v1) | 14.6% | — |

## Knowledge

- GPT-5 Pro: 56.2 (#39)
- MiniMax-M2.1: 37.7 (#143)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| Humanity's Last Exam | 31.6% | — |
| Vectara Hallucination Rate | — | 11.8% |
| LMArena Expert | — | 1432 |

## Multilingual

- GPT-5 Pro: —
- MiniMax-M2.1: 50.2 (#123)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| LMArena Non-English | — | 1378 |
| LMArena Chinese | — | 1430 |
| LMArena French | — | 1405 |
| LMArena German | — | 1380 |
| LMArena Japanese | — | 1287 |
| LMArena Korean | — | 1297 |
| LMArena Russian | — | 1386 |
| LMArena Spanish | — | 1396 |

## Instruction Following

- GPT-5 Pro: —
- MiniMax-M2.1: 74.0 (#108)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| LMArena Instruction Following | — | 1399 |

## Long Context

- GPT-5 Pro: —
- MiniMax-M2.1: 43.2 (#98)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| LMArena Longer Query | — | 1416 |

## Writing & Preference

- GPT-5 Pro: —
- MiniMax-M2.1: 58.5 (#114)

| Benchmark | GPT-5 Pro | MiniMax-M2.1 |
|---|---|---|
| LMArena Text | — | 1392 |
| LMArena Creative Writing | — | 1362 |
| LMArena Multi-Turn | — | 1396 |

## FAQ

### Is GPT-5 Pro better than MiniMax-M2.1?

GPT-5 Pro is the stronger model overall, scoring 46.2 to 38.4 on the Noometry Index. MiniMax-M2.1 costs 79× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.

### Which is cheaper, GPT-5 Pro or MiniMax-M2.1?

MiniMax-M2.1 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; GPT-5 Pro lists at $15 and $120.

### Is GPT-5 Pro or MiniMax-M2.1 better for coding?

GPT-5 Pro scores higher on coding benchmarks: 43.4 versus 40.1 in the Noometry coding category.

### Which has the bigger context window?

GPT-5 Pro does, with 400K tokens against 205K.

### How many benchmarks do GPT-5 Pro and MiniMax-M2.1 share?

0 benchmarks have published results for both models. GPT-5 Pro has 12 scored results on Noometry and MiniMax-M2.1 has 22.