# Chatgpt 4o Latest 20250326 vs MiniMax-M2.5

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.2 to 38.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-minimax-m2-5
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 7 categories and MiniMax-M2.5 in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 32.8 to 17.6.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 75% for Chatgpt 4o Latest 20250326 and 55.2% for MiniMax-M2.5.
- MiniMax-M2.5 has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| Provider | OpenAI | MiniMax |
| Noometry Index | 43.2 | 38.1 |
| Rank | 84 | 181 |
| Context | — | 205K |
| Input $/M | — | $0.30 |
| Output $/M | — | $1.20 |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.0 (#122)
- MiniMax-M2.5: 47.9 (#53)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Coding | 1413 | 1380 |
| SWE-bench Verified (bash only) | — | 75.8% |
| LMArena WebDev | — | 1386 |
| SWE-bench Multilingual | — | 68.3% |
| ALE-Bench | — | 618.17 |

## Agentic & Tool Use

- Chatgpt 4o Latest 20250326: —
- MiniMax-M2.5: 30.2 (#70)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| Terminal-Bench | — | 42.7% |
| Vending-Bench 2 | — | -23.16 |

## Reasoning

- Chatgpt 4o Latest 20250326: 32.8 (#64)
- MiniMax-M2.5: 17.6 (#281)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| Kagi LLM Benchmark | 75% | 55.2% |
| LMArena Hard Prompts | 1424 | 1372 |
| ARC-AGI-2 | — | 4.9% |
| NYT Connections (extended) | — | 16.8% |
| ARC-AGI-1 | — | 63.7% |
| Epoch Capabilities Index | — | 146.68 |

## Math

- Chatgpt 4o Latest 20250326: 35.8 (#134)
- MiniMax-M2.5: 25.8 (#242)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Math | 1407 | 1378 |
| ProofBench | — | 4% |

## Knowledge

- Chatgpt 4o Latest 20250326: 38.7 (#131)
- MiniMax-M2.5: 38.6 (#132)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Expert | 1400 | 1378 |
| Confabulations | 16.6% | — |
| Vectara Hallucination Rate | — | 9.1% |

## Multimodal

- Chatgpt 4o Latest 20250326: 38.9 (#54)
- MiniMax-M2.5: —

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Vision | 1243 | — |

## Multilingual

- Chatgpt 4o Latest 20250326: 53.1 (#72)
- MiniMax-M2.5: 47.3 (#147)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Non-English | 1419 | 1338 |
| LMArena Chinese | 1456 | 1392 |
| LMArena French | 1447 | 1363 |
| LMArena German | 1424 | 1361 |
| LMArena Japanese | 1406 | 1169 |
| LMArena Korean | 1397 | 1232 |
| LMArena Russian | 1429 | 1359 |
| LMArena Spanish | 1435 | 1354 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.2 (#102)
- MiniMax-M2.5: 71.7 (#143)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Instruction Following | 1403 | 1353 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#104)
- MiniMax-M2.5: 37.4 (#211)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Longer Query | 1413 | 1367 |
| CL-bench | — | 11.4% |
| CL-bench Life | — | 6.3% |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.8 (#68)
- MiniMax-M2.5: 54.1 (#149)

| Benchmark | Chatgpt 4o Latest 20250326 | MiniMax-M2.5 |
|---|---|---|
| LMArena Text | 1429 | 1359 |
| LMArena Creative Writing | 1406 | 1331 |
| EQ-Bench Creative Writing | 1501 | 1361 |
| LMArena Multi-Turn | 1454 | 1364 |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than MiniMax-M2.5?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.2 to 38.1 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or MiniMax-M2.5 better for coding?

MiniMax-M2.5 scores higher on coding benchmarks: 47.9 versus 41.0 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and MiniMax-M2.5 share?

19 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and MiniMax-M2.5 has 33.