LFM 2.5 8B A1B is Liquid AI's language model. Liquid Foundation Model at 8B total parameters with a 1B active parameter mixture-of-experts architecture, balancing efficiency and capability for general-purpose tasks.
Specifications
Canonical IDliquid-lfm-2-5-8b-a1b
TypeLanguage
StatusActive
CreatorLiquid AILiquid AI
Input ModalitiesText
Output ModalitiesText
Parameters8B
Benchmarks
Intelligence Index
8.3
#328
GPQA
0.5
#317
HLE
0.1
#202
IFBench
0.6
#123
Time to First Token
1.69s
#407
SciCode
0.1
#415
LCR
0.0
#382
TerminalBench Hard
0.0
#261
TAU2
0.2
#332
Output TPS

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
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 Instruct33KAvailable
LFM 2.5 1.2B Thinking33KAvailable
LFM 2.5 8B A1BCurrent
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

lfm2-5-8b-a1b
liquid-lfm-2-5-8b-a1b