LiquidAI: LFM2.5-1.2B-Thinking (free) API
About
Build advanced reasoning agents with LiquidAI: LFM2.5-1.2B-Thinking (free), a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, open weights architecture. Access LiquidAI: LFM2.5-1.2B-Thinking (free) via the Kilo Gateway API with up to 7K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsOpen
Limits
Context Window
33K
Tokens
Input Limit
33K
Tokens
Max Output
7K
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Frequently Asked Questions
LiquidAI: LFM2.5-1.2B-Thinking (free) by Kilo Gateway costs Free per 1M input tokens and Free per 1M output tokens.
Model Details
ID
liquid/lfm-2.5-1.2b-thinking:free
Provider
Kilo GatewayFamily
Release Date
Jan 20, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway