# Claude Instant vs GPT-4o mini

> GPT-4o mini has enough public results to be ranked (#337); Claude Instant does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/claude-instant-vs-gpt-4o-mini
- Last updated: 2026-10-10
- Shared benchmarks: 5

## Summary

- They share 5 benchmarks with published results for both. Claude Instant scores higher in 1 category and GPT-4o mini in 0 categories; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Claude Instant leads 18.8 to 8.7.
- The biggest single-benchmark swing is DTBench: 45.8% for Claude Instant and 54.4% for GPT-4o mini.

## Snapshot

| | Claude Instant | GPT-4o mini |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Noometry Index | 28.8 | 25.4 |
| Rank | — | 337 |
| Context | — | 128K |
| Input $/M | — | $0.15 |
| Output $/M | — | $0.60 |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Instant: —
- GPT-4o mini: 21.6 (#330)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| HumanEval+ | 50.6% | 83.5% |
| Aider Polyglot | — | 3.6% |
| WeirdML | — | 11.8% |
| BigCodeBench Instruct | — | 46.1% |
| LiveBench Coding | — | 43.1% |
| LMArena Coding | — | 1290 |
| BigCodeBench Complete | — | 57.4% |
| MBPP+ | — | 72.2% |

## Agentic & Tool Use

- Claude Instant: —
- GPT-4o mini: 27.2 (#95)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| BALROG | — | 17.4% |

## Reasoning

- Claude Instant: 18.8
- GPT-4o mini: 8.7 (#343)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| DTBench | 45.8% | 54.4% |
| Epoch Capabilities Index | 120.2 | 126.56 |
| ARC-AGI-2 | — | 0% |
| SimpleBench | — | 10.7% |
| Kagi LLM Benchmark | — | 28.8% |
| Chess Puzzles | — | 0% |
| LiveBench Reasoning | — | 32.8% |
| LMArena Hard Prompts | — | 1267 |
| Mystery Game Puzzles | — | 12% |
| LiveBench Data Analysis | — | 50% |
| LMCA | — | 10.4% |
| LiveBench | — | 41.3% |
| PIQA | — | 88.7% |

## Math

- Claude Instant: —
- GPT-4o mini: 9.9 (#307)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| GSM8K | 86.7% | 91.3% |
| FrontierMath (Tiers 1-3) | — | 0.7% |
| OTIS Mock AIME 2024-2025 | — | 6.9% |
| Omni-MATH | — | 28% |
| LiveBench Math | — | 36.3% |
| LMArena Math | — | 1267 |
| MATH Level 5 | — | 52.6% |

## Knowledge

- Claude Instant: —
- GPT-4o mini: 17.7 (#279)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| MMLU | 73.4% | 81.8% |
| GPQA Diamond | — | 37.7% |
| SimpleQA Verified | — | 8.3% |
| MMLU-Pro | — | 60.3% |
| Confabulations | — | 37.2% |
| GPQA (HELM) | — | 36.8% |
| LMArena Expert | — | 1235 |
| ARC (AI2) Challenge | 86.3% | — |
| BoolQ | — | 88.7% |
| TriviaQA | 78.9% | — |

## Multimodal

- Claude Instant: —
- GPT-4o mini: 25.3 (#117)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| LMArena Vision | — | 1066 |
| Video-MME | — | 64.8% |
| GeoBench | — | 64% |
| VPCT | — | 34% |

## Multilingual

- Claude Instant: —
- GPT-4o mini: 42.2 (#194)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| LMArena Non-English | — | 1266 |
| LMArena Chinese | — | 1264 |
| LMArena French | — | 1296 |
| LMArena German | — | 1272 |
| LMArena Japanese | — | 1216 |
| LMArena Korean | — | 1195 |
| LMArena Russian | — | 1275 |
| LMArena Spanish | — | 1276 |

## Instruction Following

- Claude Instant: —
- GPT-4o mini: 62.1 (#234)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| LiveBench Instruction Following | — | 56.8% |
| IFEval | — | 78.2% |
| LMArena Instruction Following | — | 1259 |

## Long Context

- Claude Instant: —
- GPT-4o mini: 39.1 (#181)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| LMArena Longer Query | — | 1289 |

## Writing & Preference

- Claude Instant: —
- GPT-4o mini: 39.7 (#243)

| Benchmark | Claude Instant | GPT-4o mini |
|---|---|---|
| LMArena Text | — | 1286 |
| LMArena Creative Writing | — | 1268 |
| Short-Story Creative Writing | — | 67.2% |
| EQ-Bench Creative Writing | — | 873 |
| WildBench | — | 79.1% |
| LMArena Multi-Turn | — | 1285 |
| LiveBench Language | — | 28.6% |

## FAQ

### Is Claude Instant better than GPT-4o mini?

GPT-4o mini has enough public results to be ranked (#337); Claude Instant does not yet, so treat this comparison as directional.

### How many benchmarks do Claude Instant and GPT-4o mini share?

5 benchmarks have published results for both models. Claude Instant has 7 scored results on Noometry and GPT-4o mini has 60.