# GLM-5.1 vs LFM3-1.7B

> Side-by-side benchmark comparison for GLM-5.1 and LFM3-1.7B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/glm-5-1-vs-lfm3-1-7b
- Last updated: October 27, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

GLM-5.1 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- GLM-5.1 has the higher overall point estimate 56.53 to 22.99. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in coding, where the averages are 47.6 for GLM-5.1 and 13 for LFM3-1.7B.
- The biggest single benchmark swing is MCP Atlas in Agentic, with scores of 71.8% and 32.6%.
- LFM3-1.7B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- LFM3-1.7B also has the larger context window at 256K.

## Model Snapshot

| Property | GLM-5.1 | LFM3-1.7B |
|----------|----------|----------|
| Creator | Z.AI | LiquidAI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 203K | 256K |
| Overall Score | 56.53 | 22.99 |
| Benchmarks Covered | 27 | 24 |
| Pricing (input/output) | $1.40 / $4.40 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- GLM-5.1 public-lane score: 44.1 (Estimated · #66/134)
- LFM3-1.7B public-lane score: 14.4 (Estimated · #123/134)

| Benchmark | GLM-5.1 | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 63.5% | Coming soon | Coming soon |
| BrowseComp | 68% | Coming soon | Coming soon |
| τ³-bench results | 70.6% | 68.0% | GLM-5.1 |
| MCP Atlas | 71.8% | 32.6% | GLM-5.1 |
| CyberGym | 68.7% | Coming soon | Coming soon |
| Claw-Eval | 62.3% | 68.6% | LFM3-1.7B |
| Gert Labs | 60.11% | Coming soon | Coming soon |
| ResearchClawBench | 18.2% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 56.9% | Coming soon | Coming soon |
| HLE w/ tools | 52.3% | 13.9% | GLM-5.1 |
| AutomationBench | Coming soon | 41.3% | Coming soon |
| BFCL v4 | Coming soon | 71.4% | Coming soon |
| WebArena-Verified | Coming soon | 38.4% | Coming soon |
| ToolSandbox | Coming soon | 80.36% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 12.9% | Coming soon |
| LiveClaw | Coming soon | 45.60% | Coming soon |

### Coding

- Winner: Directional only
- GLM-5.1 public-lane score: 47.6 (Supported · #51/155)
- LFM3-1.7B public-lane score: 13 (Estimated · #142/155)

| Benchmark | GLM-5.1 | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Pro | 58.4% | Coming soon | Coming soon |
| NL2Repo | 42.7% | Coming soon | Coming soon |
| SWE-Rebench | 62.7% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 63.5% | Coming soon | Coming soon |
| Vibe Code Bench | 31.46% | Coming soon | Coming soon |
| OpenHarmony Bench | 52.3% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 81.4% | Coming soon | Coming soon |
| SWE-bench (Vals) | 76.4% | 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: Not comparable
- GLM-5.1 public-lane score: 75.6 (Unranked · 2 rankable rows)
- LFM3-1.7B public-lane score: 61.3 (Unranked · 1 rankable row)

| Benchmark | GLM-5.1 | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| RULER (128K) | Coming soon | 65.56% | Coming soon |

### Knowledge

- Winner: Directional only
- GLM-5.1 public-lane score: 52.4 (Supported · #74/189)
- LFM3-1.7B public-lane score: 25.5 (Estimated · #175/189)

| Benchmark | GLM-5.1 | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 86.2% | 63.4% | GLM-5.1 |
| HLE | 31% | 7.2% | GLM-5.1 |
| GPQA Diamond (Vals) | 84.5% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.9% | Coming soon | Coming soon |
| GPQA | Coming soon | 63.4% | Coming soon |

### Instruction Following

- Winner: Directional only
- GLM-5.1 public-lane score: 93.8 (#7/156)
- LFM3-1.7B public-lane score: 71.7 (#76/156)

| Benchmark | GLM-5.1 | 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: Not comparable
- GLM-5.1 public-lane score: 66.7 (#7/12)
- LFM3-1.7B public-lane score: Coming soon

| Benchmark | GLM-5.1 | LFM3-1.7B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 95.3% | Coming soon | Coming soon |
| HMMT Nov 2025 | 94.0% | Coming soon | Coming soon |
| HMMT Feb 2026 | 82.6% | Coming soon | Coming soon |
| MMAnswerBench | 83.8% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 36.842% | Coming soon | Coming soon |

## FAQ

### Which is better overall, GLM-5.1 or LFM3-1.7B?

GLM-5.1 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between GLM-5.1 and LFM3-1.7B?

The widest category gap is in coding, where the averages are 47.6 for GLM-5.1 and 13 for LFM3-1.7B.

### How many benchmarks does GLM-5.1 cover on BenchLM?

GLM-5.1 currently has 27 sourced benchmark scores on BenchLM.

### How many benchmarks does LFM3-1.7B cover on BenchLM?

LFM3-1.7B currently has 24 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GLM-5.1 vs GLM-5.3](/compare/glm-5-1-vs-glm-5-3)
- [LFM3-1.7B vs GLM-5.3](/compare/glm-5-3-vs-lfm3-1-7b)
- [GLM-5.1 vs GLM-5.2](/compare/glm-5-1-vs-glm-5-2)
- [LFM3-1.7B vs GLM-5.2](/compare/glm-5-2-vs-lfm3-1-7b)

## Explore More

- [GLM-5.1 profile](/models/glm-5-1)
- [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)