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Grok-1.5 vs LFM3-1.7B

LFM3-1.7B leads the LLM Stats Score 25.0 to -3.1.

xAI · Liquid AI · Updated for 2026

Which is better?

LFM3-1.7B leads the overall LLM Stats Score 25.0 to -3.1, ranking #192 overall.

In the 1 individual benchmarks reported for both models, LFM3-1.7B wins 1; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Grok-1.5

  • you are already invested in the xAI ecosystem

Choose LFM3-1.7B

  • overall performance matters — it scores 25.0 and ranks #192 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Oct 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Grok-1.5
xAI
LFM3-1.7B
Liquid AI
Core performance indexes
LLM Stats Score
-3.1
#381
25.0
#192
Reasoning
-2.7
#372
20.8
#216
Coding
-1.0
#281
7.4
#218
Cost, coverage & limits
Benchmark wins
0 of 1
1 of 1
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Grok-1.5
LFM3-1.7B
Math
4.8#299
7.6#285
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for Grok-1.5 · 20 for LFM3-1.7B

1 shared

Grok-1.5 outperforms in 0 benchmarks, while LFM3-1.7B is better at 1 benchmark (GPQA).

LFM3-1.7B significantly outperforms across most benchmarks.

Tue Nov 03 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

License

Usage and distribution terms

Grok-1.5 is licensed under a proprietary license, while LFM3-1.7B uses LFM Open License v1.0.

License differences may affect how you can use these models in commercial or open-source projects.

Grok-1.5

Proprietary

Closed source

LFM3-1.7B

LFM Open License v1.0

Open weights

Release Timeline

When each model was launched

Grok-1.5 was released on 2024-03-28, while LFM3-1.7B was released on 2026-10-27.

LFM3-1.7B is 31 months newer than Grok-1.5.

Grok-1.5

Mar 28, 2024

2.6 years ago

LFM3-1.7B

Oct 27, 2026

4 days ago

2.6yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Grok-1.5 and LFM3-1.7B side-by-side, then vote on the output you prefer.

Grok-1.5
✓ Preferred
LFM3-1.7B
Open in Playground

FAQ

Common questions about Grok-1.5 vs LFM3-1.7B.

Which is better, Grok-1.5 or LFM3-1.7B?

LFM3-1.7B leads the LLM Stats Score 25.0 to -3.1. Grok-1.5 is made by xAI and LFM3-1.7B is made by Liquid AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Grok-1.5 compare to LFM3-1.7B in benchmarks?

Grok-1.5 scores GSM8k: 90.0%, DocVQA: 85.6%, MMLU: 81.3%, HumanEval: 74.1%, MMMU: 53.6%. LFM3-1.7B scores IFEval: 96.7%, Multi-IF: 89.1%, LiveCodeBench v6: 73.5%, IFBench: 73.0%, BFCL-V4: 71.4%.

What are the main differences between Grok-1.5 and LFM3-1.7B?

Key differences include LLM Stats Score (-3.1 vs 25.0), licensing (Proprietary vs LFM Open License v1.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-1.5 and LFM3-1.7B?

Grok-1.5 is developed by xAI and LFM3-1.7B is developed by Liquid AI.

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