# GPT-6.1 Sol vs LFM3-1.7B

> Side-by-side benchmark comparison for GPT-6.1 Sol and LFM3-1.7B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-6-1-sol-vs-lfm3-1-7b
- Last updated: October 27, 2026

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

## Quick Verdict

Evidence is too thin for a benchmark verdict: GPT-6.1 Sol and LFM3-1.7B 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.
- LFM3-1.7B has the lower published output-token price.
- GPT-6.1 Sol has the larger published context window at 1.05M.

## Model Snapshot

| Property | GPT-6.1 Sol | LFM3-1.7B |
|----------|----------|----------|
| Creator | OpenAI | LiquidAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1.05M | 256K |
| Independent public score (not head-to-head) | 84.38 | 22.99 |
| Benchmarks Covered | 23 | 24 |
| Pricing (input/output) | $2.00 / $10.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 76.3 (Estimated · #5/134)
- LFM3-1.7B public-lane score: 14.4 (Estimated · #123/134)

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 36.1% | 41.3% | LFM3-1.7B |
| Terminal-Bench-Science 0.1 | 57.0% | Coming soon | Coming soon |
| ExploitGym | 35.1% | Coming soon | Coming soon |
| MazeBench | 17% | Coming soon | Coming soon |
| Hermes Index | 57.1% | Coming soon | Coming soon |
| Hermes Bench | 73.9% | Coming soon | Coming soon |
| BFCL v4 | Coming soon | 71.4% | Coming soon |
| τ³-bench results | Coming soon | 68.0% | Coming soon |
| WebArena-Verified | Coming soon | 38.4% | Coming soon |
| MCP Atlas | Coming soon | 32.6% | Coming soon |
| ToolSandbox | Coming soon | 80.36% | Coming soon |
| Claw-Eval | Coming soon | 68.6% | Coming soon |
| HLE w/ tools | Coming soon | 13.9% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 12.9% | Coming soon |
| LiveClaw | Coming soon | 45.60% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 71.1 (Supported · #8/155)
- LFM3-1.7B public-lane score: 13 (Estimated · #142/155)

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 71.9% | Coming soon | Coming soon |
| Bug Hunt Bench | 44.3 fixes | Coming soon | Coming soon |
| FrontierCode 2.0 | 39.0% | Coming soon | Coming soon |
| SciCode | Coming soon | 28.5% | Coming soon |
| SWE-bench Verified | Coming soon | 43.4% | Coming soon |
| SWE Multilingual | Coming soon | 23% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 12.9% | Coming soon |
| LiveCodeBench v6 | Coming soon | 73.5% | Coming soon |
| LiveCodeBench Pro | Coming soon | 31.7% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 90.5 (#2/26)
- LFM3-1.7B public-lane score: 61.3 (Unranked · 1 rankable row)

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| STEMBench | 2.76 | Coming soon | Coming soon |
| ARC-AGI-1 | 96.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 94.2% | Coming soon | Coming soon |
| ARC-AGI-3 | 52.7% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 96.18% | Coming soon | Coming soon |
| RULER (128K) | Coming soon | 65.56% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 88.2 (Unranked · 1 rankable row)
- LFM3-1.7B public-lane score: Coming soon

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench Pro | 12% | Coming soon | Coming soon |
| ParseBench | 69.70% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 85.7 (Supported · #4/189)
- LFM3-1.7B public-lane score: 25.5 (Estimated · #175/189)

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| HealthBench (raw) | 56.7% | Coming soon | Coming soon |
| HealthBench (length-adjusted) | 58.5% | Coming soon | Coming soon |
| HealthBench Professional | 64.2% | Coming soon | Coming soon |
| HealthBench Professional (raw) | 67.2% | Coming soon | Coming soon |
| HealthBench Hard | 36.2% | Coming soon | Coming soon |
| GPQA | Coming soon | 63.4% | Coming soon |
| GPQA-D | Coming soon | 63.4% | Coming soon |
| HLE | Coming soon | 7.2% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: Coming soon
- LFM3-1.7B public-lane score: 71.7 (#76/156)

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 96.7% | Coming soon |
| IFBench | Coming soon | 73.0% | Coming soon |
| Multi-IF | Coming soon | 89.10% | Coming soon |
| IFStruct | Coming soon | 93.72% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- GPT-6.1 Sol public-lane score: 97.3 (Unranked · 2 rankable rows)
- LFM3-1.7B public-lane score: Coming soon

| Benchmark | GPT-6.1 Sol | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 93.684% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 100.000% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between GPT-6.1 Sol and LFM3-1.7B?

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

- [GPT-6.1 Sol vs GPT-6 Astra](/compare/gpt-6-1-sol-vs-gpt-6-astra)
- [LFM3-1.7B vs GPT-6 Astra](/compare/gpt-6-astra-vs-lfm3-1-7b)
- [GPT-6.1 Sol vs GPT-6 Sol](/compare/gpt-6-1-sol-vs-gpt-6-sol)
- [LFM3-1.7B vs GPT-6 Sol](/compare/gpt-6-sol-vs-lfm3-1-7b)

## Explore More

- [GPT-6.1 Sol profile](/models/gpt-6-1-sol)
- [LFM3-1.7B profile](/models/lfm3-1-7b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)