LFM3-1.7B vs o3
o3 leads the LLM Stats Score 30.4 to 25.0.
Liquid AI · OpenAI · Updated for 2026
Which is better?
o3 leads the overall LLM Stats Score 30.4 to 25.0, ranking #145 overall.
In the 3 individual benchmarks reported for both models, o3 wins 3; 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 LFM3-1.7B
- your work emphasizes agents — it leads those capability indexes
- you want the most recent training data — it shipped Oct 2026
- you need open weights you can self-host or fine-tune
Choose o3
- overall performance matters — it scores 30.4 and ranks #145 on LLM Stats
- your work emphasizes reasoning and coding — it leads those capability indexes
- you value its reported benchmark strengths — it wins 3 of 3 exact shared results
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
20 reported for LFM3-1.7B · 22 for o3
LFM3-1.7B outperforms in 0 benchmarks, while o3 is better at 3 benchmarks (GPQA, Humanity's Last Exam, SWE-Bench Verified).
o3 significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only o3 specifies input context (200,000 tokens). Only o3 specifies output context (100,000 tokens).
Input capabilities
Documented input modalities across available providers
o3 supports multimodal inputs, whereas LFM3-1.7B does not.
o3 can handle both text and other forms of data like images, making it suitable for multimodal applications.
LFM3-1.7B
o3
License
Usage and distribution terms
LFM3-1.7B is licensed under LFM Open License v1.0, while o3 uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
LFM Open License v1.0
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
LFM3-1.7B was released on 2026-10-27, while o3 was released on 2025-04-16.
LFM3-1.7B is 19 months newer than o3.
Oct 27, 2026
4 days ago
1.5yr newerApr 16, 2025
1.5 years ago
Knowledge Cutoff
When training data ends
o3 has a documented knowledge cutoff of 2024-05-31, while LFM3-1.7B's cutoff date is not specified.
We can confirm o3's training data extends to 2024-05-31, but cannot make a direct comparison without LFM3-1.7B's cutoff date.
—
May 2024
Outputs Comparison
Judge for yourself.
Run your own prompts against LFM3-1.7B and o3 side-by-side, then vote on the output you prefer.
FAQ
Common questions about LFM3-1.7B vs o3.