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NanoGPT

LFM2.5 2.6B model ID, context window & pricing

liquid

Quick facts

Model ID liquid/lfm-2.5-2.6b
Source NanoGPT
Context Window 128000
Pricing $0.10 input / $0.20 output per 1M tokens
Capabilities tool calling, reasoning, structured output, open weights

Model overview

LFM2.5 2.6B is an AI model from NanoGPT with 128000 token context window and text input support.

Published pricing is $0.10 input and $0.20 output per 1M tokens.

  • Workloads that use text inputs with text outputs.
  • Agent and tool workflows that need function calling.
  • Reasoning-heavy prompts where stepwise problem solving matters.
Model ID liquid/lfm-2.5-2.6b
Provider NanoGPT
Family liquid
Status -
Knowledge Cutoff -
Release Date 2026-08-12
Input Modalities text
Output Modalities text
Context Window 128000
Input Limit 128000
Output Limit 32768
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control -
Open Weights Yes
Input Cost / 1M tokens $0.10
Output Cost / 1M tokens $0.20
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.05
Cache Write Cost / 1M tokens -