# Claude Fable 5 vs LFM2.5-24B-A2B

> Side-by-side benchmark comparison for Claude Fable 5 and LFM2.5-24B-A2B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-fable-vs-lfm2-5-24b-a2b
- Last updated: October 13, 2026

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

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude Fable 5 and LFM2.5-24B-A2B 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.
- LFM2.5-24B-A2B has the lower published output-token price.
- Claude Fable 5 has the larger published context window at 1M+.

## Model Snapshot

| Property | Claude Fable 5 | LFM2.5-24B-A2B |
|----------|----------|----------|
| Creator | Anthropic | LiquidAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M+ | 131K |
| Independent public score (not head-to-head) | 80.9 | 37.8 |
| Benchmarks Covered | 23 | 13 |
| Pricing (input/output) | $10.00 / $50.00 | $0.10 / $1.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 74.8 (Supported · #4/124)
- LFM2.5-24B-A2B public-lane score: 30.2 (Estimated · #88/124)

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 3.0 | 34.0% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 84.3% | Coming soon | Coming soon |
| OSWorld-Verified | 85% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 80.5% | Coming soon | Coming soon |
| ApprenticeBench | 34% | Coming soon | Coming soon |
| AutomationBench | Coming soon | 27.7% | Coming soon |
| BFCL v4 | Coming soon | 65.0% | Coming soon |
| τ³-bench results | Coming soon | 8.0% | Coming soon |
| PinchBench | Coming soon | 83.2% | Coming soon |
| WebArena-Verified | Coming soon | 26.8% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 71.4 (Supported · #7/149)
- LFM2.5-24B-A2B public-lane score: 28.5 (Estimated · #98/149)

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 95% | 51% | Claude Fable 5 |
| SWE-bench Pro | 80% | Coming soon | Coming soon |
| FrontierSWE v2 | 47.0% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 53.5% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 84.3% | Coming soon | Coming soon |
| cursorBench31 | 70.6% | Coming soon | Coming soon |
| CursorBench 3.2 | 70.5% | Coming soon | Coming soon |
| VulcanBench v3 | 89.5% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 89.8% | Coming soon | Coming soon |
| SWE-bench (Vals) | 95.0% | Coming soon | Coming soon |
| SciCode | Coming soon | 32.7% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 84.3 (Unranked · 4 rankable rows)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 98.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 89.2% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 66 (Unranked · 2 rankable rows)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Blueprint-Bench 2 | 38.6% | Coming soon | Coming soon |
| OfficeQA Pro | 57.9% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 82 (Supported · #6/181)
- LFM2.5-24B-A2B public-lane score: 40.8 (Estimated · #112/181)

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | 93.2% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 91.5% | Coming soon | Coming soon |
| GPQA | Coming soon | 74.4% | Coming soon |
| GPQA-D | Coming soon | 74.4% | Coming soon |
| HLE | Coming soon | 7.4% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 77.1 (#59/128)
- LFM2.5-24B-A2B public-lane score: 75.6 (#61/128)

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 96.8% | Coming soon |
| IFBench | Coming soon | 74.7% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Claude Fable 5 public-lane score: 96 (Unranked · 2 rankable rows)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | Claude Fable 5 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 87.018% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 90.200% | Coming soon | Coming soon |
| MATH-500 | Coming soon | 96.0% | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude Fable 5 and LFM2.5-24B-A2B?

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

- [Claude Fable 5 vs Claude Fable 5.1](/compare/claude-fable-vs-claude-fable-5-1)
- [LFM2.5-24B-A2B vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-lfm2-5-24b-a2b)
- [Claude Fable 5 vs Claude Opus 5.5](/compare/claude-fable-vs-claude-opus-5-5)
- [LFM2.5-24B-A2B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-lfm2-5-24b-a2b)

## Explore More

- [Claude Fable 5 profile](/models/claude-fable)
- [LFM2.5-24B-A2B profile](/models/lfm2-5-24b-a2b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)