Liquid AI Open weights: LiquidAI/LFM2.5-1.2B-InstructAuto-detected

LFM2.5-1.2B-Instruct

Name: LFM2.5-1.2B-Instruct benchmark results
Creator: BenchLeader

Best configuration ranks #517 of 610 on the BenchLeader Index at 39.9 ±6.1.

Blended price: –
Output speed: –
First answer: –
Context: 32k

How it scores by categoryDashed line = average model (50). One step of 15 = one standard deviation.

Overall index40
Agents & tools34
Knowledge30
Instruction following46
Long context25
Composite36

Reasoning-effort configurations

The same model behaves differently depending on how much it is allowed to think. Each row is one setting, scored only on the benchmarks that were run at that setting. “Default” means the publisher did not say which setting was used.

Effort	Index	Rank	Speed	First answer	Chat reply cost	Categories
thinking	39.2	#534	–	–	–	Agents & tools 34 · Composite 36 · Instruction following 44 · Knowledge 26 · Long context 25
defaultbest	39.9	#517	–	–	–	Agents & tools 34 · Composite 36 · Instruction following 46 · Knowledge 30 · Long context 25

Benchmark results

One column per reasoning effort. Rank is among every configuration of every model on that benchmark. Hover a score for the run it came from.

Reasoning

Benchmark	thinking	default	Source
GPQA Diamond (AA)not in index	33.9%#471	32.6%#479	Artificial Analysis
Humanity's Last Exam (AA)not in index	6.2%#327	6.7%#312	Artificial Analysis

Agents & tools

Benchmark	thinking	default	Source
Terminal-Bench Hard	0.0%#345	0.0%#345	Artificial Analysis
τ²-Bench Telecom (AA)not in index	19.6%#323	10.8%#364	Artificial Analysis

Knowledge

Benchmark	thinking	default	Source
AA-Omniscience	-80.0#459	-72.1#443	Artificial Analysis

Instruction following

Benchmark	thinking	default	Source
IFBench	41.8%#237	43.8%#215	Artificial Analysis

Long context

Benchmark	thinking	default	Source
AA-LCR	0.0%#419	0.0%#419	Artificial Analysis

Composite

Benchmark	thinking	default	Source
AA Intelligence Index	5.2#504	5.2#506	Artificial Analysis