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 designed to provide high…
Model details →LiquidAI: LFM2.5-1.2B-Thinking (free) vs Perceptron: Perceptron Mk1
LiquidAI: LFM2.5-1.2B-Thinking (free) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
Perceptron Mk1 (Mark One) is Perceptron's highest-quality vision-language model for video and embodied reasoning.** It accepts image and video inputs paired with natural language queries, and produces detailed visual understanding...
Model details →Side-by-side comparison
| Capability | LiquidAI: LFM2.5-1.2B-Thinking (free) | Perceptron: Perceptron Mk1 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 33K | 33K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.00 | $0.15 | 🏆 LiquidAI: LFM2.5-1.2B-Thinking (free) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.00 | $1.50 | 🏆 LiquidAI: LFM2.5-1.2B-Thinking (free) |
| Tool / function calling First-class support for emitting structured tool calls. | — | — | Tie |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 Perceptron: Perceptron Mk1 |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is LiquidAI: LFM2.5-1.2B-Thinking (free) better than Perceptron: Perceptron Mk1?
LiquidAI: LFM2.5-1.2B-Thinking (free) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between LiquidAI: LFM2.5-1.2B-Thinking (free) and Perceptron: Perceptron Mk1?
Input: $0.00 vs $0.15 per 1M tokens. Output: $0.00 vs $1.50 per 1M tokens.
What context windows do LiquidAI: LFM2.5-1.2B-Thinking (free) and Perceptron: Perceptron Mk1 support?
LiquidAI: LFM2.5-1.2B-Thinking (free) supports up to 33K tokens. Perceptron: Perceptron Mk1 supports up to 33K tokens.
Do both LiquidAI: LFM2.5-1.2B-Thinking (free) and Perceptron: Perceptron Mk1 support tool calling?
LiquidAI: LFM2.5-1.2B-Thinking (free): not advertised. Perceptron: Perceptron Mk1: not advertised.