# GPT-5.3 Chat vs MiniMax-M2

> GPT-5.3 Chat is the stronger model overall, scoring 42.1 to 36.9 on the Noometry Index. MiniMax-M2 costs 9.2× less per token, which makes it the better buy when GPT-5.3 Chat's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gpt-5-3-chat-vs-minimax-m2
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. GPT-5.3 Chat scores higher in 8 categories and MiniMax-M2 in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5.3 Chat leads 63.3 to 53.3.
- MiniMax-M2 is cheaper at $0.30 / $1.20 per million input/output tokens, against $1.75 / $14 for GPT-5.3 Chat.
- MiniMax-M2 accepts more context: 205K tokens versus 128K.
- MiniMax-M2 has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| Provider | OpenAI | MiniMax |
| Noometry Index | 42.1 | 36.9 |
| Rank | 109 | 201 |
| Context | 128K | 205K |
| Input $/M | $1.75 | $0.30 |
| Output $/M | $14 | $1.20 |
| Weights | Proprietary | Open |

## Coding

- GPT-5.3 Chat: 40.8 (#124)
- MiniMax-M2: 39.1 (#151)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Coding | 1408 | 1370 |
| SWE-bench Verified (bash only) | — | 61% |
| LMArena WebDev | — | 1297 |

## Agentic & Tool Use

- GPT-5.3 Chat: —
- MiniMax-M2: 24.9 (#102)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| Terminal-Bench | — | 30% |
| Vending-Bench 2 | — | 160.6 |

## Reasoning

- GPT-5.3 Chat: 27.3 (#105)
- MiniMax-M2: 18.6 (#256)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Hard Prompts | 1399 | 1357 |
| Kagi LLM Benchmark | — | 57.8% |
| NYT Connections (extended) | — | 14.8% |

## Math

- GPT-5.3 Chat: 35.4 (#146)
- MiniMax-M2: 34.6 (#158)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Math | 1389 | 1350 |

## Knowledge

- GPT-5.3 Chat: 38.2 (#137)
- MiniMax-M2: 36.3 (#160)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Expert | 1397 | 1336 |

## Multilingual

- GPT-5.3 Chat: 50.5 (#119)
- MiniMax-M2: 45.6 (#165)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Non-English | 1383 | 1314 |
| LMArena Chinese | 1433 | 1367 |
| LMArena French | 1398 | 1336 |
| LMArena German | 1384 | 1366 |
| LMArena Russian | 1400 | 1332 |
| LMArena Spanish | 1371 | 1326 |
| LMArena Japanese | 1351 | — |
| LMArena Korean | 1347 | — |

## Instruction Following

- GPT-5.3 Chat: 73.0 (#124)
- MiniMax-M2: 70.4 (#160)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Instruction Following | 1378 | 1329 |

## Long Context

- GPT-5.3 Chat: 42.6 (#115)
- MiniMax-M2: 40.5 (#148)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Longer Query | 1396 | 1332 |

## Writing & Preference

- GPT-5.3 Chat: 63.3 (#65)
- MiniMax-M2: 53.3 (#157)

| Benchmark | GPT-5.3 Chat | MiniMax-M2 |
|---|---|---|
| LMArena Text | 1389 | 1340 |
| LMArena Creative Writing | 1356 | 1288 |
| LMArena Multi-Turn | 1413 | 1362 |
| EQ-Bench Creative Writing | 1690 | — |

## FAQ

### Is GPT-5.3 Chat better than MiniMax-M2?

GPT-5.3 Chat is the stronger model overall, scoring 42.1 to 36.9 on the Noometry Index. MiniMax-M2 costs 9.2× less per token, which makes it the better buy when GPT-5.3 Chat's lead doesn't matter for your workload.

### Which is cheaper, GPT-5.3 Chat or MiniMax-M2?

MiniMax-M2 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; GPT-5.3 Chat lists at $1.75 and $14.

### Is GPT-5.3 Chat or MiniMax-M2 better for coding?

GPT-5.3 Chat scores higher on coding benchmarks: 40.8 versus 39.1 in the Noometry coding category.

### Which has the bigger context window?

MiniMax-M2 does, with 205K tokens against 128K.

### How many benchmarks do GPT-5.3 Chat and MiniMax-M2 share?

15 benchmarks have published results for both models. GPT-5.3 Chat has 18 scored results on Noometry and MiniMax-M2 has 21.