LFM 2.5 1.2B Instruct is Liquid AI's language model with a 33K context window. A compact 1.2B-parameter instruction-tuned Liquid Foundation Model optimized for fast on-device chat and edge inference.
Specifications
Canonical IDliquid-lfm-2-5-1-2b-instruct
TypeLanguage
StatusActive
CreatorLiquid AILiquid AI
Context Window33K tokens
Input ModalitiesText
Output ModalitiesText
Parameters1.2B
Release Date · 5 months ago
Benchmarks
Intelligence Index
2.7
#451
GPQA
0.3
#408
HLE
0.1
#206
IFBench
0.4
#192
Time to First Token
1.33s
#384
SciCode
0.0
#447
LCR
0.0
#379
TerminalBench Hard
0.0
#372
TAU2
0.1
#360
Output TPS

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities2/13
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
LFM 2 24B A2B128K$0.030$0.120Available
LFM 2.5 1.2B Instruct33KCurrent
LFM 2.5 1.2B Thinking33KAvailable
LFM 2.5 8B A1BAvailable
LFM 2 2.6BAvailable
LFM 2 8B A1BAvailable
LFM 2 1.2BAvailable
LFM 2.5 1.6B VLAvailable
LFM 40B131K$0.100$0.200Available
LFM 7B131K$0.025$0.040Available

Model IDs

lfm2-5-1-2b-instruct
liquid-lfm-2-5-1-2b-instruct
liquid/lfm-2.5-1.2b-instruct:free