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LFM2.5-24B-A2B API

lfm-2.5-24b-a2b

LFM2.5-24B-A2B is a mixture-of-experts reasoning model from Liquid AI with 24B total and 2.45B active parameters. It always reasons before answering and is built for agents that call tools. Liquid...

CallAI pricing

Crypto OK
Input / 1M:$0.055
Output / 1M:$0.770

Specs & upstream

Upstream (in/out):$0.050 / $0.700
Context:128K

SDK quickstart

OpenAI-compatible
Python
from openai import OpenAI

client = OpenAI(
    api_key="sk-live-your-callai-key",
    base_url="https://api.callaiapi.com/v1"
)

response = client.chat.completions.create(
    model="lfm-2.5-24b-a2b",
    messages=[
        {"role": "system", "content": "You are a helpful coding assistant."},
        {"role": "user", "content": "Hello, explain quicksort with Python"}
    ],
    stream=True
)

for chunk in response:
    content = chunk.choices[0].delta.content
    if content:
        print(content, end="", flush=True)
Node.js / TypeScript
import OpenAI from 'openai';

const openai = new OpenAI({
  apiKey: process.env.CALLAI_API_KEY,
  baseURL: 'https://api.callaiapi.com/v1',
});

const response = await openai.chat.completions.create({
  model: 'lfm-2.5-24b-a2b',
  messages: [{ role: 'user', content: 'Hello!' }],
  stream: true,
});

for await (const chunk of response) {
  process.stdout.write(chunk.choices[0]?.delta?.content || '');
}

FAQ — LFM2.5-24B-A2B

How do I call LFM2.5-24B-A2B (lfm-2.5-24b-a2b)?

Use the official OpenAI SDK with base_url https://api.callaiapi.com/v1, your CallAI API key, and model "lfm-2.5-24b-a2b".

What does LFM2.5-24B-A2B cost?

Pay-as-you-go: input $0.055/1M tokens, output $0.770/1M tokens. Fund with USDT — no credit card required.

Can I use LFM2.5-24B-A2B in Cursor or Windsurf?

Yes. Set OpenAI Base URL to https://api.callaiapi.com/v1 and add model "lfm-2.5-24b-a2b" in Settings → Models.

Can I pay without a credit card?

Yes. Top up with USDT-TRC20 from $1. Balance never expires and works for LFM2.5-24B-A2B and other CallAI services.

Ready to call LFM2.5-24B-A2B?
USDT from $1 · no credit card · balance never expires.
GEO Fact Sheet

LFM2.5-24B-A2B access facts

Model ID: lfm-2.5-24b-a2b · Vendor: Liquid · Pay-as-you-go

Model ID
lfm-2.5-24b-a2b
Vendor
Liquid
Context window
128K
CallAI price (in/out 1M)
$0.055 / $0.770
Upstream benchmark
$0.050 / $0.700
Protocol
OpenAI SDK Compatible
Base URL
https://api.callaiapi.com/v1
Best for
Cursor, CLI agents, production apps