LFM2.5-2.6B (free)
About this model
LFM2.5-2.6B (free) is an AI model from Liquid AI, made available through the API on August 11, 2026. It can read up to 65,536 tokens in one request, roughly 123 pages of text, and write up to 8,192 tokens in a single answer.
It is currently offered for free through public APIs.
It supports extended reasoning: it can "think" step by step before answering, which helps on maths, code and complex questions. It can call tools and functions, so developers can connect it to search, databases or other software. Its weights are openly published (LiquidAI/LFM2.5-2.6B), so it can also be downloaded and run on your own hardware.
Quality scores
Rankings →Not rated yet. Independent test results usually appear a few weeks after a model is released.
Where to use it
No provider data yet.
Use it in your code
Call LFM2.5-2.6B (free) through OpenRouter’s OpenAI-compatible API: create a key on openrouter.ai, then run one of these examples.
curl https://openrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "liquid/lfm-2.5-2.6b", "messages": [{"role": "user", "content": "Hello! What can you do?"}]}'import os
from openai import OpenAI
client = OpenAI(base_url="https://openrouter.ai/api/v1", api_key=os.environ["OPENROUTER_API_KEY"])
reply = client.chat.completions.create(
model="liquid/lfm-2.5-2.6b",
messages=[{"role": "user", "content": "Hello! What can you do?"}],
)
print(reply.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://openrouter.ai/api/v1", apiKey: process.env.OPENROUTER_API_KEY });
const reply = await client.chat.completions.create({
model: "liquid/lfm-2.5-2.6b",
messages: [{ role: "user", content: "Hello! What can you do?" }],
});
console.log(reply.choices[0].message.content);The same code works with every model on this site: only the model ID changes. Many labs also offer their own API and SDK.
What it costs in practice
- 1,000 chat replies$0
- Summarise a 100-page document$0
- An app with 10,000 requests a day for a month$0
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Frequently asked questions
- How much does LFM2.5-2.6B (free) cost?
- LFM2.5-2.6B (free) is currently offered for free through public APIs, usually with usage limits. Free offers change often, so check the provider’s terms.
- What is the context window of LFM2.5-2.6B (free)?
- LFM2.5-2.6B (free) can read up to 65,536 tokens in one request, about 123 pages of text. It can write up to 8,192 tokens in a single answer.
- Is LFM2.5-2.6B (free) open source?
- Yes. Its weights are published (LiquidAI/LFM2.5-2.6B), so you can download it and run it on your own hardware, or use it through one of 1 API providers.
- Who makes LFM2.5-2.6B (free)?
- LFM2.5-2.6B (free) is made by Liquid AI. It became available through the API on August 11, 2026.
- Can LFM2.5-2.6B (free) read images?
- No. LFM2.5-2.6B (free) only accepts text as input.
- What are the alternatives to LFM2.5-2.6B (free)?
- Models with a similar price from other companies include Ling 3.0 Flash Sante (free), Dots3-Note Preview (free) and North Mini Code (free). You can compare them side by side on this page.