# GPT-5.5 Pro vs MiniMax M3

> Side-by-side benchmark comparison for GPT-5.5 Pro and MiniMax M3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-5-pro-vs-minimax-m3
- Last updated: October 15, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: GPT-5.5 Pro and MiniMax M3 share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- MiniMax M3 has the lower published output-token price.

## Model Snapshot

| Property | GPT-5.5 Pro | MiniMax M3 |
|----------|----------|----------|
| Creator | OpenAI | MiniMax |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | 73.38 | 54.94 |
| Benchmarks Covered | 8 | 27 |
| Pricing (input/output) | $30.00 / $180.00 | $0.30 / $1.20 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: Coming soon
- MiniMax M3 public-lane score: 39.4 (Supported · #67/126)

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| BrowseComp | 90.1% | 83.5% | GPT-5.5 Pro |
| Terminal-Bench 2.1 | Coming soon | 66.0% | Coming soon |
| OSWorld-Verified | Coming soon | 70.1% | Coming soon |
| MCP Atlas | Coming soon | 74.2% | Coming soon |
| Claw-Eval | Coming soon | 74.5% | Coming soon |
| BankerToolBench | Coming soon | 76.1% | Coming soon |
| ResearchClawBench | Coming soon | 19.8% | Coming soon |
| OSWorld 2.0 | Coming soon | 4.6% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 53.6% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: Coming soon
- MiniMax M3 public-lane score: 36.5 (Supported · #73/149)

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | Coming soon | 80.5% | Coming soon |
| SWE-bench Pro | Coming soon | 59% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 66.0% | Coming soon |
| NL2Repo | Coming soon | 42.1% | Coming soon |
| VIBE V2 | Coming soon | 50.1% | Coming soon |
| SVG-Bench | Coming soon | 63.7% | Coming soon |
| KernelBench Hard | Coming soon | 28.8% | Coming soon |
| OpenHarmony Bench | Coming soon | 48.4% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 82.2% | Coming soon |
| SWE-bench (Vals) | Coming soon | 75.0% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: 78.8 (Unranked · 3 rankable rows)
- MiniMax M3 public-lane score: 82.9 (#5/29)

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 95.00% | Coming soon | Coming soon |
| ARC-AGI-2 | 84.2% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: Coming soon
- MiniMax M3 public-lane score: 61.5 (#43/54)

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| OfficeQA Pro | Coming soon | 45.1% | Coming soon |
| OmniDocBench 1.5 | Coming soon | 91.6% | Coming soon |
| MMMU-Pro | Coming soon | 78.1% | Coming soon |
| VideoMMMU | Coming soon | 84.6% | Coming soon |
| Video-MME (with subtitle) | Coming soon | 85.4% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: Coming soon
- MiniMax M3 public-lane score: 49.6 (Supported · #81/182)

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| HLE | 57.2% | Coming soon | Coming soon |
| HLE w/o tools | 43.1% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 92.7% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 84.2% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: Coming soon
- MiniMax M3 public-lane score: 93.8 (#5/146)

### Mathematics

- Winner: Insufficient shared evidence
- GPT-5.5 Pro public-lane score: 94 (Unranked · 3 rankable rows)
- MiniMax M3 public-lane score: Coming soon

| Benchmark | GPT-5.5 Pro | MiniMax M3 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath (legacy) | 52.4% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 87.719% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 78.049% | Coming soon | Coming soon |
| USAMO 2026 | Coming soon | 85.7% | Coming soon |

## FAQ

### Is there enough evidence to pick between GPT-5.5 Pro and MiniMax M3?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [GPT-5.5 Pro vs GPT-5.5](/compare/gpt-5-5-vs-gpt-5-5-pro)
- [MiniMax M3 vs GPT-5.5](/compare/gpt-5-5-vs-minimax-m3)
- [GPT-5.5 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gpt-5-5-pro)
- [MiniMax M3 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-minimax-m3)

## Explore More

- [GPT-5.5 Pro profile](/models/gpt-5-5-pro)
- [MiniMax M3 profile](/models/minimax-m3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)