AI Desk · Model Identity · Evidence object
Tokenizer signature tk_a73edaf2
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 Gemini · group B group.
- Members
- 1
- First observed
- 3 September 2026
- Last observed
- 3 September 2026
- Group
- Gemini · group B
Models with this signature
The measured vector
Marginal prompt-token cost per string, as measured on Google: Gemma 2 27BAll 50 rows
English and whitespace
en-prose14
en-long15
spaces-203
spaces-604
tabs-203
newlines-203
mixed-ws9
Digits
digits-99
digits-1212
digits-3030
digits-sep12
float-long22
CJK
zh-common10
zh-long13
zh-rare21
ja-kana7
ja-kanji9
ko12
Other scripts
ru12
ar11
he12
hi13
th12
el14
Emoji
emoji-basic5
emoji-skin9
emoji-zwj-family7
emoji-zwj-x321
emoji-flags7
emoji-prof11
Rare Unicode
math26
boxdraw17
combining9
cjk-ext-b16
surrogates18
zalgo22
rtl-mix6
Code
py-code28
py-indent18
json28
html17
regex46
camel6
snake11
Repetition and encodings
rare-word-x525
repeat-tok20
base6433
hex15
url23
uuid36
Method: tokenizer fingerprinting, v1-50.