AI Desk · Model Identity · Evidence object
Tokenizer signature tk_3eaaf3e0
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 Z.ai · group B group.
- Members
- 2
- First observed
- 21 August 2026
- Last observed
- 21 August 2026
- Group
- Z.ai · group B
Models with this signature
The measured vector
Marginal prompt-token cost per string, as measured on Z.ai: GLM 4.5 AirAll 50 rows
English and whitespace
en-prose14
en-long16
spaces-203
spaces-603
tabs-203
newlines-204
mixed-ws5
Digits
digits-95
digits-127
digits-3010
digits-sep9
float-long14
CJK
zh-common9
zh-long10
zh-rare18
ja-kana10
ja-kanji14
ko17
Other scripts
ru13
ar13
he24
hi32
th25
el14
Emoji
emoji-basic10
emoji-skin30
emoji-zwj-family15
emoji-zwj-x345
emoji-flags24
emoji-prof26
Rare Unicode
math29
boxdraw28
combining14
cjk-ext-b13
surrogates40
zalgo36
rtl-mix8
Code
py-code25
py-indent15
json21
html16
regex44
camel5
snake6
Repetition and encodings
rare-word-x531
repeat-tok22
base6435
hex14
url17
uuid28
Method: tokenizer fingerprinting, v1-50. Raw data: fingerprints.json · index.json · test-strings.json.