# LongCat-2.5 vs MiMo-V2.6-Flash

> Side-by-side benchmark comparison for LongCat-2.5 and MiMo-V2.6-Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/longcat-2-5-vs-mimo-v2-6-flash
- Last updated: November 9, 2026

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

## Quick Verdict

MiMo-V2.6-Flash leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- MiMo-V2.6-Flash has the higher overall point estimate 55.09 to 0. Conditional score ranges do not establish rank confidence.
- The biggest single benchmark swing is Agents' Last Exam in Agentic, with scores of 38.5% and 27.6%.
- MiMo-V2.6-Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | LongCat-2.5 | MiMo-V2.6-Flash |
|----------|----------|----------|
| Creator | Meituan | Xiaomi |
| Type | Open Weight | Open Weight |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | null | 55.09 |
| Benchmarks Covered | 22 | 12 |
| Pricing (input/output) | $0.30 / $1.20 | $0.14 / $0.28 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- LongCat-2.5 public-lane score: Coming soon
- MiMo-V2.6-Flash public-lane score: 49.2 (Estimated · #54/132)

| Benchmark | LongCat-2.5 | MiMo-V2.6-Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 88.4% | 87.6% | LongCat-2.5 |
| Terminal-Bench 4.0 | 38.50% | 28.80% | LongCat-2.5 |
| BrowseComp | 91.9% | Coming soon | Coming soon |
| AutomationBench | 51.8% | 52.3% | MiMo-V2.6-Flash |
| HLE w/ tools | 63.1% | Coming soon | Coming soon |
| Agents' Last Exam | 38.5% | 27.6% | LongCat-2.5 |
| MCP Atlas | 83.1% | Coming soon | Coming soon |
| JobBench | 65.4% | 61.2% | LongCat-2.5 |
| skillsBench | 63.3% | Coming soon | Coming soon |
| SpreadsheetBench 2 | 34.9% | Coming soon | Coming soon |
| Claw-Eval | 78.3% | Coming soon | Coming soon |
| Toolathlon-Verified | Coming soon | 73.6% | Coming soon |
| OSWorld-Verified | Coming soon | 80.8% | Coming soon |
| CyberGym | Coming soon | 95.1% | Coming soon |
| ExploitGym | Coming soon | 6.0% | Coming soon |

### Coding

- Winner: Not comparable
- LongCat-2.5 public-lane score: Coming soon
- MiMo-V2.6-Flash public-lane score: 56.4 (Supported · #29/158)

| Benchmark | LongCat-2.5 | MiMo-V2.6-Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 88.4% | 87.6% | LongCat-2.5 |
| ProgramBench | 25.5% | 26.0% | MiMo-V2.6-Flash |
| DeepSWE | 64.6% | 67.9% | MiMo-V2.6-Flash |
| PaperBench | 82.1% | Coming soon | Coming soon |
| SWE-Atlas Codebase QnA | 58.3% | Coming soon | Coming soon |
| NL2Repo | 60.5% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- LongCat-2.5 public-lane score: Coming soon
- MiMo-V2.6-Flash public-lane score: 47.2 (Estimated · #59/157)

### Multimodal & Grounded

- Winner: Not comparable
- LongCat-2.5 public-lane score: Coming soon
- MiMo-V2.6-Flash public-lane score: Coming soon

| Benchmark | LongCat-2.5 | MiMo-V2.6-Flash | Winner |
|-----------|-----------|-----------|--------|
| Vision2Web | 78.6% | Coming soon | Coming soon |
| CharXiv | 90.2% | Coming soon | Coming soon |
| MathVision w/ Python | 96.5% | Coming soon | Coming soon |
| Video-MME | 85.2% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- LongCat-2.5 public-lane score: Coming soon
- MiMo-V2.6-Flash public-lane score: 52.3 (Estimated · #69/179)

| Benchmark | LongCat-2.5 | MiMo-V2.6-Flash | Winner |
|-----------|-----------|-----------|--------|
| FrontierScience | 77% | Coming soon | Coming soon |

## FAQ

### Which is better overall, LongCat-2.5 or MiMo-V2.6-Flash?

MiMo-V2.6-Flash has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### How many benchmarks does LongCat-2.5 cover on BenchLM?

LongCat-2.5 currently has 22 sourced benchmark scores on BenchLM.

### How many benchmarks does MiMo-V2.6-Flash cover on BenchLM?

MiMo-V2.6-Flash currently has 12 sourced benchmark scores on BenchLM.

## Related Comparisons

- [LongCat-2.5 vs MiMo-V2.6-Pro](/compare/longcat-2-5-vs-mimo-v2-6-pro)
- [MiMo-V2.6-Flash vs MiMo-V2.6-Pro](/compare/mimo-v2-6-flash-vs-mimo-v2-6-pro)
- [LongCat-2.5 vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-longcat-2-5)
- [MiMo-V2.6-Flash vs Claude Fable 5.2](/compare/claude-fable-5-2-vs-mimo-v2-6-flash)

## Explore More

- [LongCat-2.5 profile](/models/longcat-2-5)
- [MiMo-V2.6-Flash profile](/models/mimo-v2-6-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)