# GPT-5.1 vs LFM2.5-VL-1.6B-Extract

> Side-by-side benchmark comparison for GPT-5.1 and LFM2.5-VL-1.6B-Extract across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-1-vs-lfm2-5-vl-1-6b-extract
- Last updated: September 4, 2026

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

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for GPT-5.1 and LFM2.5-VL-1.6B-Extract.

## Summary

- GPT-5.1 and LFM2.5-VL-1.6B-Extract 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 | LFM2.5-VL-1.6B-Extract |
|----------|----------|----------|
| Creator | OpenAI | LiquidAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 200K | 128K |
| Independent public score (not head-to-head) | 63.68 | null |
| Benchmarks Covered | 4 | 3 |
| Pricing (input/output) | $1.25 / $10.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 56.3 (Estimated · #36/151)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

| Benchmark | GPT-5.1 | LFM2.5-VL-1.6B-Extract | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 41.24% | Coming soon | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 45.2 (Supported · #109/183)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

| Benchmark | GPT-5.1 | LFM2.5-VL-1.6B-Extract | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 24.61% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 71.2 (Unranked · 1 rankable row)
- LFM2.5-VL-1.6B-Extract public-lane score: 0 (#48/48)

| Benchmark | GPT-5.1 | LFM2.5-VL-1.6B-Extract | Winner |
|-----------|-----------|-----------|--------|
| Liquid Extract JSON Validity | Coming soon | 99.6% | Coming soon |
| Liquid Extract F1 | Coming soon | 99.6% | Coming soon |
| Liquid Extract VLM Judge | Coming soon | 90.6% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 76.2 (Unranked · 2 rankable rows)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 58.8 (Estimated · #43/181)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 89.1 (#26/120)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

### Mathematics

- Winner: Insufficient shared evidence
- GPT-5.1 public-lane score: 49.2 (Unranked · 2 rankable rows)
- LFM2.5-VL-1.6B-Extract public-lane score: Coming soon

| Benchmark | GPT-5.1 | LFM2.5-VL-1.6B-Extract | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 31.034% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 12.500% | Coming soon | Coming soon |

## FAQ

### Can I compare GPT-5.1 and LFM2.5-VL-1.6B-Extract 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 LFM2.5-VL-450M-Extract](/compare/gpt-5-1-vs-lfm2-5-vl-450m-extract)
- [LFM2.5-VL-1.6B-Extract vs LFM2.5-VL-450M-Extract](/compare/lfm2-5-vl-1-6b-extract-vs-lfm2-5-vl-450m-extract)
- [GPT-5.1 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-gpt-5-1)
- [LFM2.5-VL-1.6B-Extract vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-lfm2-5-vl-1-6b-extract)

## Explore More

- [GPT-5.1 profile](/models/gpt-5-1)
- [LFM2.5-VL-1.6B-Extract profile](/models/lfm2-5-vl-1-6b-extract)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)