# Claude Fable 5.1 vs MiMo-V2.5-Pro

> Side-by-side benchmark comparison for Claude Fable 5.1 and MiMo-V2.5-Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-fable-5-1-vs-mimo-v2-5-pro
- Last updated: October 17, 2026

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

## Quick Verdict

Pick Claude Fable 5.1 if you want the stronger benchmark profile. MiMo-V2.5-Pro only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Claude Fable 5.1 leads overall 83.18 to 52.97.
- The clearest category separation is in agentic, where the averages are 80.9 for Claude Fable 5.1 and 37.8 for MiMo-V2.5-Pro.
- The biggest single benchmark swing is Terminal-Bench 2.1 (Vals) in Agentic, with scores of 85.0% and 57.3%.
- MiMo-V2.5-Pro is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Claude Fable 5.1 | MiMo-V2.5-Pro |
|----------|----------|----------|
| Creator | Anthropic | Xiaomi |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 83.18 | 52.97 |
| Benchmarks Covered | 33 | 14 |
| Pricing (input/output) | $10.00 / $50.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Claude Fable 5.1
- Claude Fable 5.1 public-lane score: 80.9 (Supported · #2/128)
- MiMo-V2.5-Pro public-lane score: 37.8 (Supported · #72/128)

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | 55.80% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | 52.6% | Coming soon | Coming soon |
| OSWorld 2.0 | 41.7% | Coming soon | Coming soon |
| AutomationBench | 31.4% | Coming soon | Coming soon |
| Toolathlon-Verified | 77.8% | Coming soon | Coming soon |
| Toolathlon Verified Pass@3 | 81.5% | Coming soon | Coming soon |
| Toolathlon Verified Pass³ | 73.1% | Coming soon | Coming soon |
| Toolathlon Verified avg. turns | 23.7 turns | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 85.0% | 57.3% | Claude Fable 5.1 |
| ApprenticeBench | 72% | Coming soon | Coming soon |
| CWE-bench v1 | 58.0% | Coming soon | Coming soon |
| MazeBench | 10% | 0% | Claude Fable 5.1 |
| Claw-Eval | Coming soon | 63.8% | Coming soon |
| τ³-bench results | Coming soon | 72.9% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 68.4% | Coming soon |
| Gert Labs | Coming soon | 62.70% | Coming soon |

### Coding

- Winner: Claude Fable 5.1
- Claude Fable 5.1 public-lane score: 76.8 (Supported · #3/150)
- MiMo-V2.5-Pro public-lane score: 43.1 (Supported · #57/150)

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Bug Hunt Bench | 43.0 fixes | Coming soon | Coming soon |
| SWE-bench Pro | 81.2% | 57.2% | Claude Fable 5.1 |
| SWE Multilingual | 89.1% | Coming soon | Coming soon |
| SWE Multimodal | 54.7% | Coming soon | Coming soon |
| DeepSWE | 67.4% | Coming soon | Coming soon |
| FrontierSWE v2 | 56.3% | Coming soon | Coming soon |
| ProgramBench | 87.6% | Coming soon | Coming soon |
| CursorBench 3.2 | 73.4% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 90.5% | 81.4% | Claude Fable 5.1 |
| CursorBench 4.0 | 51.8% | Coming soon | Coming soon |
| PostTrainBench v1.1 | 40.2% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 68.4% | Coming soon |
| SWE-bench (Vals) | Coming soon | 74.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Fable 5.1 public-lane score: 85.2 (#4/28)
- MiMo-V2.5-Pro public-lane score: 80.6 (Unranked · 2 rankable rows)

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 97.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 90% | Coming soon | Coming soon |
| GraphWalks BFS 256K–1M | 65.0% | Coming soon | Coming soon |

### Knowledge

- Winner: Claude Fable 5.1
- Claude Fable 5.1 public-lane score: 86.9 (Supported · #2/184)
- MiMo-V2.5-Pro public-lane score: 52.3 (Supported · #71/184)

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| HLE | 65% | 48% | Claude Fable 5.1 |
| HLE w/o tools | 60.9% | 34% | Claude Fable 5.1 |
| GPQA Diamond (Vals) | 93.4% | 82.6% | Claude Fable 5.1 |
| MMLU-Pro (Vals) | 92.4% | 84.6% | Claude Fable 5.1 |

### Instruction Following

- Winner: Not comparable
- Claude Fable 5.1 public-lane score: Coming soon
- MiMo-V2.5-Pro public-lane score: 93.8 (#7/148)

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 1.0% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Claude Fable 5.1 public-lane score: 96.8 (Unranked · 2 rankable rows)
- MiMo-V2.5-Pro public-lane score: Coming soon

| Benchmark | Claude Fable 5.1 | MiMo-V2.5-Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 90.175% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 87.805% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Claude Fable 5.1 or MiMo-V2.5-Pro?

Claude Fable 5.1 is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Fable 5.1 and MiMo-V2.5-Pro?

The widest category gap is in agentic, where the averages are 80.9 for Claude Fable 5.1 and 37.8 for MiMo-V2.5-Pro.

### How many benchmarks does Claude Fable 5.1 cover on BenchLM?

Claude Fable 5.1 currently has 33 sourced benchmark scores on BenchLM.

### How many benchmarks does MiMo-V2.5-Pro cover on BenchLM?

MiMo-V2.5-Pro currently has 14 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Claude Fable 5.1 vs Claude Fable 5](/compare/claude-fable-vs-claude-fable-5-1)
- [MiMo-V2.5-Pro vs Claude Fable 5](/compare/claude-fable-vs-mimo-v2-5-pro)
- [Claude Fable 5.1 vs MiMo-V2.5](/compare/claude-fable-5-1-vs-mimo-v2-5)
- [MiMo-V2.5-Pro vs MiMo-V2.5](/compare/mimo-v2-5-vs-mimo-v2-5-pro)

## Explore More

- [Claude Fable 5.1 profile](/models/claude-fable-5-1)
- [MiMo-V2.5-Pro profile](/models/mimo-v2-5-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)