# GPT-5.1 vs MiniMax M3.1 Flash

> Side-by-side benchmark comparison for GPT-5.1 and MiniMax M3.1 Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-1-vs-minimax-m3-1-flash
- Last updated: October 19, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for GPT-5.1 and MiniMax M3.1 Flash.

## Summary

- GPT-5.1 and MiniMax M3.1 Flash do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | GPT-5.1 | MiniMax M3.1 Flash |
|----------|----------|----------|
| Creator | OpenAI | MiniMax |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 1M |
| Independent public score (not head-to-head) | 57.2 | 67.05 |
| Benchmarks Covered | 3 | 14 |
| Pricing (input/output) | $1.25 / $10.00 | $0.15 / $0.60 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: Coming soon
- MiniMax M3.1 Flash public-lane score: 63.9 (Estimated · #19/130)

| Benchmark | GPT-5.1 | MiniMax M3.1 Flash | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 41.24% | Coming soon | Coming soon |
| LOCA-Bench 256K | Coming soon | 60.3 | Coming soon |
| SWE Refactor Bench | Coming soon | 23.0 | Coming soon |
| AutomationBench | Coming soon | 62.2% | Coming soon |
| BankerToolBench | Coming soon | 76.2% | Coming soon |
| Terminal-Bench 4.0 | Coming soon | 38.10% | Coming soon |
| Agents' Last Exam | Coming soon | 29.6% | Coming soon |
| OSWorld 2.0 | Coming soon | 61.7% | Coming soon |
| CyberGym | Coming soon | 82.2% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 36.1 (Supported · #76/151)
- MiniMax M3.1 Flash public-lane score: 61.3 (Supported · #17/151)

| Benchmark | GPT-5.1 | MiniMax M3.1 Flash | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 24.61% | Coming soon | Coming soon |
| PostTrainBench v1.1 | Coming soon | 39.3% | Coming soon |
| DeepSWE | Coming soon | 73.7% | Coming soon |
| NL2Repo | Coming soon | 61.2% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 80.8 (Unranked · 3 rankable rows)
- MiniMax M3.1 Flash public-lane score: 80.6 (Unranked · 2 rankable rows)

| Benchmark | GPT-5.1 | MiniMax M3.1 Flash | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 72.83% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 75.7 (Unranked · 1 rankable row)
- MiniMax M3.1 Flash public-lane score: 73.5 (#30/55)

| Benchmark | GPT-5.1 | MiniMax M3.1 Flash | Winner |
|-----------|-----------|-----------|--------|
| BabyVision w/ Python | Coming soon | 91.0% | Coming soon |
| CharXiv | Coming soon | 82.5% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 53.3 (Estimated · #69/186)
- MiniMax M3.1 Flash public-lane score: 73.2 (Supported · #14/186)

| Benchmark | GPT-5.1 | MiniMax M3.1 Flash | Winner |
|-----------|-----------|-----------|--------|
| HLE w/o tools | Coming soon | 43.4% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 89.4 (#30/148)
- MiniMax M3.1 Flash public-lane score: Coming soon

## FAQ

### Can I compare GPT-5.1 and MiniMax M3.1 Flash on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [GPT-5.1 vs MiniMax M3.1 Flash Preview](/compare/gpt-5-1-vs-minimax-m3-1-flash-preview)
- [MiniMax M3.1 Flash vs MiniMax M3.1 Flash Preview](/compare/minimax-m3-1-flash-vs-minimax-m3-1-flash-preview)
- [GPT-5.1 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gpt-5-1)
- [MiniMax M3.1 Flash vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-minimax-m3-1-flash)

## Explore More

- [GPT-5.1 profile](/models/gpt-5-1)
- [MiniMax M3.1 Flash profile](/models/minimax-m3-1-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)