AI Desk · Model Identity · Evidence object

Tokenizer signature tk_2c236574

An exact tokenizer signature: every model listed below returned the same marginal prompt-token count on all 50 test strings. Sharing a signature is strong evidence of a shared vocabulary. This signature sits in the Liquid AI group.

Members
1
First observed
21 August 2026
Last observed
21 August 2026
Group
Liquid AI

Models with this signature

The measured vector

Marginal prompt-token cost per string, as measured on LiquidAI: LFM2.5-2.6B (free)
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

Method: tokenizer fingerprinting, v1-50. Raw data: fingerprints.json · index.json · test-strings.json.