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Grok-2 vs LFM2.5-VL-3B

Grok-2 significantly outperforms across most benchmarks.

xAI · Liquid AI · Updated for 2026

Which is better?

Grok-2 outperforms in 1 benchmarks (DocVQA), while LFM2.5-VL-3B is better at 0 benchmarks. Grok-2 significantly outperforms across most benchmarks.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Grok-2

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks

Choose LFM2.5-VL-3B

  • you want the most recent training data — it shipped Aug 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Grok-2
xAI
LFM2.5-VL-3B
Liquid AI
Benchmark wins
1 of 1
0 of 1
Input price
$2.00 / M
— / M
Output price
$10.00 / M
— / M
Context window
128,000
—
Released
Aug 2024
Aug 2026
License
Proprietary
LFM Open License v1.0

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Grok-2 outperforms in 1 benchmarks (DocVQA), while LFM2.5-VL-3B is better at 0 benchmarks.

Grok-2 significantly outperforms across most benchmarks.

Tue Aug 25 2026 • llm-stats.com

Arena Performance

Playground indexes and blind preference scores

Context Window

Maximum input and output token capacity

Only Grok-2 specifies input context (128,000 tokens). Only Grok-2 specifies output context (8,000 tokens).

xAI
Grok-2
Input128,000 tokens
Output8,000 tokens
Liquid AI
LFM2.5-VL-3B
Input- tokens
Output- tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok-2 and LFM2.5-VL-3B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Grok-2

Text
Images
Audio
Video

LFM2.5-VL-3B

Text
Images
Audio
Video

License

Usage and distribution terms

Grok-2 is licensed under a proprietary license, while LFM2.5-VL-3B uses LFM Open License v1.0.

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

Grok-2

Proprietary

Closed source

LFM2.5-VL-3B

LFM Open License v1.0

Open weights

Release Timeline

When each model was launched

Grok-2 was released on 2024-08-13, while LFM2.5-VL-3B was released on 2026-08-12.

LFM2.5-VL-3B is 24 months newer than Grok-2.

Grok-2

Aug 13, 2024

2.0 years ago

LFM2.5-VL-3B

Aug 12, 2026

1 weeks ago

2.0yr 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?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Grok-2 and LFM2.5-VL-3B side-by-side, then vote on the output you prefer.

Grok-2
✓ Preferred
LFM2.5-VL-3B
Open in Playground

FAQ

Common questions about Grok-2 vs LFM2.5-VL-3B.

Which is better, Grok-2 or LFM2.5-VL-3B?

Grok-2 significantly outperforms across most benchmarks. Grok-2 is made by xAI and LFM2.5-VL-3B is made by Liquid AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-2 compare to LFM2.5-VL-3B in benchmarks?

Grok-2 scores DocVQA: 93.6%, HumanEval: 88.4%, MMLU: 87.5%, MATH: 76.1%, MMLU-Pro: 75.5%. LFM2.5-VL-3B scores DocVQA: 91.1%, POPE: 88.7%, RefCOCO-avg: 87.9%, TextVQA: 84.3%, OCRBench: 84.2%.

What are the context window sizes for Grok-2 and LFM2.5-VL-3B?

Grok-2 supports 128K tokens and LFM2.5-VL-3B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-2 and LFM2.5-VL-3B?

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

Who makes Grok-2 and LFM2.5-VL-3B?

Grok-2 is developed by xAI and LFM2.5-VL-3B is developed by Liquid AI.

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