# Claude 3.7 Sonnet Thinking vs LFM3-1.7B

> Side-by-side benchmark comparison for Claude 3.7 Sonnet Thinking and LFM3-1.7B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-3-7-sonnet-thinking-vs-lfm3-1-7b
- Last updated: October 27, 2026

- Shared sourced benchmarks: 2
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude 3.7 Sonnet Thinking and LFM3-1.7B share only 2 sourced benchmark rows.

## Summary

- Only 2 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- LFM3-1.7B has the larger published context window at 256K.

## Model Snapshot

| Property | Claude 3.7 Sonnet Thinking | LFM3-1.7B |
|----------|----------|----------|
| Creator | Anthropic | LiquidAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 200K | 256K |
| Independent public score (not head-to-head) | null | 22.99 |
| Benchmarks Covered | 6 | 24 |
| Pricing (input/output) | N/A | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: 14.4 (Estimated · #123/134)

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | Coming soon | 41.3% | 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
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: 13 (Estimated · #142/155)

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| 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
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: 61.3 (Unranked · 1 rankable row)

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| RULER (128K) | Coming soon | 65.56% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: Coming soon

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| MMMU | 75.0% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: 25.5 (Estimated · #175/189)

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 78.2% | 63.4% | Claude 3.7 Sonnet Thinking |
| MMMLU | 86.1% | Coming soon | Coming soon |
| GPQA-D | Coming soon | 63.4% | Coming soon |
| HLE | Coming soon | 7.2% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Claude 3.7 Sonnet Thinking public-lane score: 57.3 (#90/156)
- LFM3-1.7B public-lane score: 71.7 (#76/156)

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 93.2% | 96.7% | LFM3-1.7B |
| 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
- Claude 3.7 Sonnet Thinking public-lane score: Coming soon
- LFM3-1.7B public-lane score: Coming soon

| Benchmark | Claude 3.7 Sonnet Thinking | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| MATH-500 | 96.2% | Coming soon | Coming soon |
| AIME 2024 | 61.3% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude 3.7 Sonnet Thinking and LFM3-1.7B?

Not yet. The models share only 2 sourced benchmark rows, 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 3.7 Sonnet Thinking vs Claude 3.7 Sonnet](/compare/claude-3-7-sonnet-vs-claude-3-7-sonnet-thinking)
- [LFM3-1.7B vs Claude 3.7 Sonnet](/compare/claude-3-7-sonnet-vs-lfm3-1-7b)
- [Claude 3.7 Sonnet Thinking vs LFM3-1.7B-Base](/compare/claude-3-7-sonnet-thinking-vs-lfm3-1-7b-base)
- [LFM3-1.7B vs LFM3-1.7B-Base](/compare/lfm3-1-7b-vs-lfm3-1-7b-base)

## Explore More

- [Claude 3.7 Sonnet Thinking profile](/models/claude-3-7-sonnet-thinking)
- [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)