# Chatgpt 4o Latest 20250326 vs GPT-4.1 mini

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.2 to 33.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-gpt-4-1-mini
- Last updated: 2026-10-10
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 9 categories and GPT-4.1 mini in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 32.8 to 10.9.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 75% for Chatgpt 4o Latest 20250326 and 48.6% for GPT-4.1 mini.

## Snapshot

| | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Noometry Index | 43.2 | 33.5 |
| Rank | 84 | 232 |
| Context | — | 1.05M |
| Input $/M | — | $0.40 |
| Output $/M | — | $1.60 |
| Weights | Proprietary | Proprietary |

## Coding

- Chatgpt 4o Latest 20250326: 41.0 (#122)
- GPT-4.1 mini: 30.4 (#286)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Coding | 1413 | 1367 |
| SWE-bench Verified (bash only) | — | 23.9% |
| Aider Polyglot | — | 32.4% |
| SciCode | — | 40.4% |
| WeirdML | — | 37.6% |
| BigCodeBench Instruct | — | 48.9% |
| CadEval | — | 16% |

## Agentic & Tool Use

- Chatgpt 4o Latest 20250326: —
- GPT-4.1 mini: 33.0 (#52)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 50.5% |

## Reasoning

- Chatgpt 4o Latest 20250326: 32.8 (#64)
- GPT-4.1 mini: 10.9 (#335)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| Kagi LLM Benchmark | 75% | 48.6% |
| LMArena Hard Prompts | 1424 | 1349 |
| ARC-AGI-2 | — | 0% |
| ARC-AGI-1 | — | 3.5% |
| CritPt | — | 0% |
| Chess Puzzles | — | 7% |
| Mystery Game Puzzles | — | 7% |
| DTBench | — | 68.8% |
| LMCA | — | 21.1% |
| Epoch Capabilities Index | — | 135.01 |

## Math

- Chatgpt 4o Latest 20250326: 35.8 (#134)
- GPT-4.1 mini: 23.1 (#264)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Math | 1407 | 1343 |
| FrontierMath (Tiers 1-3) | — | 6.7% |
| OTIS Mock AIME 2024-2025 | — | 44.7% |
| Omni-MATH | — | 49.1% |
| MATH Level 5 | — | 87.3% |
| FrontierMath (Feb 2025 set) | — | 4.5% |

## Knowledge

- Chatgpt 4o Latest 20250326: 38.7 (#131)
- GPT-4.1 mini: 34.7 (#183)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Expert | 1400 | 1338 |
| GPQA Diamond | — | 65.8% |
| SimpleQA Verified | — | 12.7% |
| MMLU-Pro | — | 78.3% |
| Confabulations | 16.6% | — |
| GPQA (HELM) | — | 61.4% |

## Multimodal

- Chatgpt 4o Latest 20250326: 38.9 (#54)
- GPT-4.1 mini: 35.2 (#77)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Vision | 1243 | 1181 |

## Multilingual

- Chatgpt 4o Latest 20250326: 53.1 (#72)
- GPT-4.1 mini: 45.9 (#161)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Non-English | 1419 | 1318 |
| LMArena Chinese | 1456 | 1329 |
| LMArena French | 1447 | 1357 |
| LMArena German | 1424 | 1349 |
| LMArena Japanese | 1406 | 1291 |
| LMArena Korean | 1397 | 1298 |
| LMArena Russian | 1429 | 1324 |
| LMArena Spanish | 1435 | 1319 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.2 (#102)
- GPT-4.1 mini: 73.9 (#113)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Instruction Following | 1403 | 1332 |
| IFEval | — | 90.4% |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#104)
- GPT-4.1 mini: 31.8 (#270)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Longer Query | 1413 | 1344 |
| Fiction.LiveBench | — | 44.4% |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.8 (#68)
- GPT-4.1 mini: 48.8 (#193)

| Benchmark | Chatgpt 4o Latest 20250326 | GPT-4.1 mini |
|---|---|---|
| LMArena Text | 1429 | 1341 |
| LMArena Creative Writing | 1406 | 1300 |
| EQ-Bench Creative Writing | 1501 | 1147 |
| LMArena Multi-Turn | 1454 | 1354 |
| WildBench | — | 83.8% |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than GPT-4.1 mini?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.2 to 33.5 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or GPT-4.1 mini better for coding?

Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.0 versus 30.4 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and GPT-4.1 mini share?

20 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and GPT-4.1 mini has 47.