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LFM2.5-1.2B-Thinking


LFM2.5-1.2B-Thinking is Liquid AI logoLiquid AI's language model with a 33K context window. A lightweight 1.2B reasoning-focused Liquid Foundation Model optimized for agentic tasks, data extraction, and RAG on edge devices.
Spec
Canonical IDliquid-lfm-2-5-1-2b-thinking
TypeLanguage
StatusActive
CreatorLiquid AILiquid AI
Context Window33K tokens
Input ModalitiesText
Output ModalitiesText
Reasoning Effortsdefault
Parameters1.2B
Release Date · 3 months ago
Intelligence Index
8.1
#313
Coding Index
1.4
#263
GPQA
0.3
#272
HLE
0.1
#124
IFBench
0.4
#111
Time to First Token
SciCode
0.0
#299
LCR
0.0
#253
TerminalBench Hard
0.0
#249
TAU2
0.2
#190
Output TPS
0.0
#289

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
LFM2.5-1.2B-Thinking33KCurrent
LFM2.5-1.2B-Instruct33KAvailable
LFM2.5-VL-1.6BAvailable
LFM 2 24B A2B33K$0.030$0.120Available
LFM 2 8B A1B33KAvailable
LFM 2.2 6B33KAvailable
LFM2 1.2BAvailable
LFM 40B131K$0.100$0.200Available
LFM 7B131K$0.025$0.040Available

Model IDs