LFM 2 2.6B is Liquid AI's language model. A 2.6B-parameter Liquid Foundation Model from the LFM2 family balancing compact size with strong language understanding.
Specifications
Canonical IDliquid-lfm-2-2-6b
TypeLanguage
StatusActive
CreatorLiquid AILiquid AI
Providers
Input ModalitiesText
Output ModalitiesText
Parameters2.6B
Benchmarks
Intelligence Index
8.0
#440
Coding Index
1.4
#375
Math Index
8.3
#226
MMLU-Pro
0.3
#312
GPQA
0.3
#408
HLE
0.1
#258
LiveCodeBench
0.1
#304
IFBench
0.2
#385
Time to First Token
0.00s
#129
SciCode
0.0
#434
AIME 2025
0.1
#226
LCR
0.0
#366
TerminalBench Hard
0.0
#326
TAU2
0.1
#334
Output TPS
0.0
#397

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·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
$0.010$0.020

Cost Calculator

Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
LFM 2 24B A2B128K$0.030$0.120Available
LFM 2.5 1.2B Thinking33KAvailable
LFM 2.5 1.2B Instruct33KAvailable
LFM 2 2.6BCurrent
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