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LFM2.5-VL-3B vs Mercury 2

Mercury 2 significantly outperforms across most benchmarks.

Liquid AI · Inception · Updated for 2026

Which is better?

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

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

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

Choose Mercury 2

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

At a glance

The differences that matter most.

Benchmark wins
0 of 1
1 of 1
Input price
— / M
$0.25 / M
Output price
— / M
$0.75 / M
Context window
128,000
Released
Aug 2026
Feb 2026
License
LFM Open License v1.0
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

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

Mercury 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 Mercury 2 specifies input context (128,000 tokens). Only Mercury 2 specifies output context (8,192 tokens).

Liquid AI
LFM2.5-VL-3B
Input- tokens
Output- tokens
Inception
Mercury 2
Input128,000 tokens
Output8,192 tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

LFM2.5-VL-3B supports multimodal inputs, whereas Mercury 2 does not.

LFM2.5-VL-3B can handle both text and other forms of data like images, making it suitable for multimodal applications.

LFM2.5-VL-3B

Text
Images
Audio
Video

Mercury 2

Text
Images
Audio
Video

License

Usage and distribution terms

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

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

LFM2.5-VL-3B

LFM Open License v1.0

Open weights

Mercury 2

Proprietary

Closed source

Release Timeline

When each model was launched

LFM2.5-VL-3B was released on 2026-08-12, while Mercury 2 was released on 2026-02-24.

LFM2.5-VL-3B is 6 months newer than Mercury 2.

LFM2.5-VL-3B

Aug 12, 2026

1 weeks ago

5mo newer
Mercury 2

Feb 24, 2026

6 months ago

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 LFM2.5-VL-3B and Mercury 2 side-by-side, then vote on the output you prefer.

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

FAQ

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

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

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

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

LFM2.5-VL-3B scores DocVQA: 91.1%, POPE: 88.7%, RefCOCO-avg: 87.9%, TextVQA: 84.3%, OCRBench: 84.2%. Mercury 2 scores AIME 2025: 91.1%, GPQA: 74.0%, IFBench: 71.0%, LiveCodeBench: 67.0%, Tau2 Airline: 53.0%.

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

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

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

Key differences include multimodal support (yes vs no), licensing (LFM Open License v1.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

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

LFM2.5-VL-3B is developed by Liquid AI and Mercury 2 is developed by Inception.