# DeepSeek V4.1 Flash vs LFM2.5-24B-A2B

> Side-by-side benchmark comparison for DeepSeek V4.1 Flash and LFM2.5-24B-A2B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-1-flash-vs-lfm2-5-24b-a2b
- Last updated: October 13, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

DeepSeek V4.1 Flash leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- DeepSeek V4.1 Flash has the higher overall point estimate 64.59 to 37.8. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in coding, where the averages are 61 for DeepSeek V4.1 Flash and 28.5 for LFM2.5-24B-A2B.
- The biggest single benchmark swing is HLE in Knowledge, with scores of 36.8% and 7.4%.
- LFM2.5-24B-A2B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- DeepSeek V4.1 Flash also has the larger context window at 1M.

## Model Snapshot

| Property | DeepSeek V4.1 Flash | LFM2.5-24B-A2B |
|----------|----------|----------|
| Creator | DeepSeek | LiquidAI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 131K |
| Overall Score | 64.59 | 37.8 |
| Benchmarks Covered | 29 | 13 |
| Pricing (input/output) | $0.30 / $1.20 | $0.10 / $1.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- DeepSeek V4.1 Flash public-lane score: 60.4 (Supported · #22/124)
- LFM2.5-24B-A2B public-lane score: 30.2 (Estimated · #88/124)

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 90.6% | Coming soon | Coming soon |
| terminalBench3 | 30% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | 31.20% | Coming soon | Coming soon |
| CyberGym | 88.1% | Coming soon | Coming soon |
| ExploitGym | 15.3% | Coming soon | Coming soon |
| HLE w/ tools | 63.9% | Coming soon | Coming soon |
| AutomationBench | 54.8% | 27.7% | DeepSeek V4.1 Flash |
| Agents' Last Exam | 31.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 74.5% | Coming soon | Coming soon |
| CWE-bench v1 | 55.0% | Coming soon | 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: Directional only
- DeepSeek V4.1 Flash public-lane score: 61 (Supported · #17/149)
- LFM2.5-24B-A2B public-lane score: 28.5 (Estimated · #98/149)

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Codeforces | 3471.0 | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 90.6% | Coming soon | Coming soon |
| terminalBench3 | 30% | Coming soon | Coming soon |
| DeepSWE | 74.2% | Coming soon | Coming soon |
| ProgramBench | 20.3% | Coming soon | Coming soon |
| NL2Repo | 65.4% | Coming soon | Coming soon |
| OpenHarmony Bench | 60.3% | Coming soon | Coming soon |
| Bug Hunt Bench | 21.7 fixes | Coming soon | Coming soon |
| SciCode | Coming soon | 32.7% | Coming soon |
| SWE-bench Verified | Coming soon | 51% | Coming soon |

### Reasoning

- Winner: Not comparable
- DeepSeek V4.1 Flash public-lane score: 83.4 (Unranked · 4 rankable rows)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| JevBench 1.4 | 4.77 | Coming soon | Coming soon |
| JevBench 1.5 | 6.65 | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- DeepSeek V4.1 Flash public-lane score: 77.9 (Unranked · 1 rankable row)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Chartography (tools) | 78.9% | Coming soon | Coming soon |
| BabyVision w/ Python | 89.6% | Coming soon | Coming soon |
| ZeroBench w/ Python | 49.0% | Coming soon | Coming soon |

### Knowledge

- Winner: Directional only
- DeepSeek V4.1 Flash public-lane score: 65.1 (Supported · #34/181)
- LFM2.5-24B-A2B public-lane score: 40.8 (Estimated · #112/181)

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 90.9% | 74.4% | DeepSeek V4.1 Flash |
| GPQA-D | 90.9% | 74.4% | DeepSeek V4.1 Flash |
| HLE | 36.8% | 7.4% | DeepSeek V4.1 Flash |

### Instruction Following

- Winner: Not comparable
- DeepSeek V4.1 Flash public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: 75.6 (#61/128)

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 96.8% | Coming soon |
| IFBench | Coming soon | 74.7% | Coming soon |

### Mathematics

- Winner: Not comparable
- DeepSeek V4.1 Flash public-lane score: 70.1 (Unranked · 3 rankable rows)
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Apex | 65.6% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 67.368% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 26.829% | Coming soon | Coming soon |
| MATH-500 | Coming soon | 96.0% | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4.1 Flash or LFM2.5-24B-A2B?

DeepSeek V4.1 Flash has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between DeepSeek V4.1 Flash and LFM2.5-24B-A2B?

The widest category gap is in coding, where the averages are 61 for DeepSeek V4.1 Flash and 28.5 for LFM2.5-24B-A2B.

### How many benchmarks does DeepSeek V4.1 Flash cover on BenchLM?

DeepSeek V4.1 Flash currently has 29 sourced benchmark scores on BenchLM.

### How many benchmarks does LFM2.5-24B-A2B cover on BenchLM?

LFM2.5-24B-A2B currently has 13 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4.1 Flash vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-v4-1-flash)
- [LFM2.5-24B-A2B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-lfm2-5-24b-a2b)
- [DeepSeek V4.1 Flash vs GPT-6.1 Sol](/compare/deepseek-v4-1-flash-vs-gpt-6-1-sol)
- [LFM2.5-24B-A2B vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-lfm2-5-24b-a2b)

## Explore More

- [DeepSeek V4.1 Flash profile](/models/deepseek-v4-1-flash)
- [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)