LiquidAI: LFM2.5-1.2B-Thinking (free)

LiquidAI: LFM2.5-1.2B-Thinking (free)

liquid · Released Jan 20, 2026
Intelligence #705 / 756
10.0 our score
AA Index #401 / 438
5.2 Artificial Analysis
Input Price
Not priced
Output Price
Not priced
Context #586 / 779
32,768 tokens

Analysis Summary

LiquidAI's LFM2.5-1.2B-Thinking is a compact free model with tool use and function calling. Those interfaces make it technically usable in simple routed workflows, but the available reasoning, knowledge, instruction-following, and agentic measurements are weak. Its 32K context window also limits the size of documents and task histories it can handle reliably.

For agency operations, it may work for narrow classification, field extraction, intent routing, or other tasks with deterministic checks and short prompts. It should not be trusted with open-ended strategy, client-facing copy, complex tool chains, or code generation without substantial supervision. The zero token price supports experimentation and high-volume prototypes, but the model's limited reasoning means savings may be offset by retries, validation, and human correction.

Assessed September 7, 2026

Editorial notes

LFM2.5-1.2B-Thinking is a free, compact model with tool and function calling, but its very low reasoning measurements make it suitable only for tightly constrained automation.

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

DFO Verdict

LFM2.5-1.2B-Thinking is a free, compact model with tool and function calling, but its very low reasoning measurements make it suitable only for tightly constrained automation.

#705 of 756 overall

Benchmark scores

GPQA Diamond 33.9%
HLE 6.1%
SciCode 4.2%
τ²-Bench 19.6%
IFBench 41.8%

Magenta = intelligence · Ink = technical/agentic · Cyan = content & long-context · Grey = community benchmarks. Data: Artificial Analysis, Hugging Face.

5.2 Intelligence Index

How LiquidAI: LFM2.5-1.2B-Thinking (free) compares

LiquidAI: LFM2.5-1.2B-Thinking (free) ranks #401 of 438 AI models we track for overall intelligence. Its 33K-token context window is larger than 25% of the models we list. LiquidAI: LFM2.5-1.2B-Thinking (free) is currently free to use via OpenRouter.

Position in the field
Intelligence: smarter than 7% of models #705
Context: larger than 25% of models #586
worst in fieldmedianbest in field
Price vs frontier peers · $ per 1M tokens
LiquidAI: LFM2.5-1.2B-Thinking (free) $0.00 in $0.00 out
OpenAI: GPT-6 Astra $10.00 in $50.00 out
Anthropic: Claude Fable 5.1 $10.00 in $50.00 out
Claude Opus 5 $5.00 in $25.00 out

Dark bar = input · light bar = output, scaled to the priciest peer.

Context window vs peers · tokens
LiquidAI: LFM2.5-1.2B-Thinking (free) 33K

1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.

Intelligence0.8Technical0Value0Content3
Performance profile

Strongest on business fit. The pulled-in value corner is the trade-off, and if the shape matters more than the price, this is your model.

Compare shapes side-by-side →

About LiquidAI: LFM2.5-1.2B-Thinking (free)

LFM2.5-1.2B-Thinking is a lightweight reasoning-focused model optimized for agentic tasks, data extraction, and RAG—while still running comfortably on edge devices. It supports long context (up to 32K tokens) and is..

Frequently asked questions about LiquidAI: LFM2.5-1.2B-Thinking (free)

How much does LiquidAI: LFM2.5-1.2B-Thinking (free) cost?

LiquidAI: LFM2.5-1.2B-Thinking (free) is currently available for free via OpenRouter.

What is the context window of LiquidAI: LFM2.5-1.2B-Thinking (free)?

LiquidAI: LFM2.5-1.2B-Thinking (free) has a context window of 32,768 tokens (33K).

What can LiquidAI: LFM2.5-1.2B-Thinking (free) do?

LiquidAI: LFM2.5-1.2B-Thinking (free) supports tool use and function calling.

Who created LiquidAI: LFM2.5-1.2B-Thinking (free)?

LiquidAI: LFM2.5-1.2B-Thinking (free) is developed by LiquidAI and was released on January 20, 2026.

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