This record's address changed on 22 August 2026. It now lives at yfarmx.com/ai/models/liquid/lfm-2.5-2.6b-free/. Update any saved link.

LiquidAI: LFM2.5-2.6B (free)

Name: LiquidAI: LFM2.5-2.6B (free): model identity record
Creator: YFarmX

liquid/lfm-2.5-2.6b:free · Liquid AINot yet established

Declared family: Unknown
Evidence confidence: Unknown
Declared tokenizer tag: Other
Entered catalogue: 11 August 2026
Last tested: 21 August 2026
Measurement: Measured

Compare with DeepSeek: DeepSeek V4 Pro 0813

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Identity statement

LiquidAI: LFM2.5-2.6B (free) has a clean measured fingerprint that currently sits alone: no other measured model shares its signature.

Evidence stack

Signals of different kinds, weighed together

Signal	Result	Reference
Tokenizer signature	Clean measurement; no exact match yet	tk_2c236574
API surface	No other entry shares this exact contract	api_d2ad76e1
Context and output	65,536 context · 8,192 max output	declared
Reasoning contract	Mandatory	declared
Serving providers observed	Liquid	measured 21 August 2026

Closest measured models

Agreement across the mutually clean test strings

DeepSeek: DeepSeek V4 Pro 0813deepseek/deepseek-v4-pro-081329/50 · 58%DeepSeek: DeepSeek V4 Flash 0731deepseek/deepseek-v4-flash-073129/50 · 58%DeepSeek: DeepSeek V4 Flash 0423deepseek/deepseek-v4-flash29/50 · 58%StepFun: Step 3.5 Flashstepfun/step-3.5-flash29/50 · 58%StepFun: Step 3.7 Flashstepfun/step-3.7-flash29/50 · 58%DeepSeek: DeepSeek V3.2deepseek/deepseek-v3.229/50 · 58%

Click a row to open the full comparison.

The measured fingerprint

Marginal prompt-token cost of each test string, grouped by script

All 50 rows

English and whitespace

en-prose14

en-long18

spaces-203

spaces-603

tabs-204

newlines-204

mixed-ws7

Digits

digits-93

digits-124

digits-3010

digits-sep7

float-long9

CJK

zh-common12

zh-long16

zh-rare18

ja-kana9

ja-kanji11

ko11

Other scripts

ru16

ar10

he14

hi14

th14

el17

Emoji

emoji-basic10

emoji-skin20

emoji-zwj-family11

emoji-zwj-x333

emoji-flags16

emoji-prof19

Rare Unicode

math27

boxdraw29

combining12

cjk-ext-b16

surrogates40

zalgo36

rtl-mix7

Code

py-code25

py-indent15

json20

html16

regex49

camel6

snake7

Repetition and encodings

rare-word-x531

repeat-tok41

base6431

hex13

url18

uuid27

An x marks a row excluded as corrupt (caching or provider interference detected during measurement). Overhead subtracted: 10 prompt tokens.

Declared record

What the catalogue claims about this model

LFM2.5-2.6B is a compact reasoning model from Liquid AI. It is suited for agent workflows, data extraction, RAG, and long-context processing. Liquid advises against using it for agentic coding or...

Modalities: text->text
Declared tokenizer: Other
Prompt price: $0 / M tokens
Completion price: $0 / M tokens

Supported parameters

frequency_penaltyinclude_reasoninglogprobsmax_completion_tokensmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

defaults: {"temperature":0.1,"top_k":50,"repetition_penalty":1.1}

Catalogue entry Weights on Hugging Face

History

Every observation, kept as taken

11 August 2026Enters the OpenRouter catalogue with no declared family.
21 August 2026Fingerprinted in the YFarmX catalogue sweep · 50 of 50 strings measured clean.

Cite this page as the evidence record for LiquidAI: LFM2.5-2.6B (free): the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings. The raw data behind every figure is on the data page.