AI Desk · Model Identity · Evidence object
Tokenizer signature tk_2729e470
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 Cohere · group A group.
- Members
- 1
- First observed
- 21 August 2026
- Last observed
- 21 August 2026
- Group
- Cohere · group A
Models with this signature
The measured vector
Marginal prompt-token cost per string, as measured on Cohere: Command R7B (12-2024)All 50 rows
English and whitespace
en-prose14
en-long15
spaces-203
spaces-603
tabs-206
newlines-205
mixed-ws6
Digits
digits-99
digits-1212
digits-3030
digits-sep12
float-long22
CJK
zh-common12
zh-long14
zh-rare18
ja-kana7
ja-kanji9
ko9
Other scripts
ru11
ar10
he9
hi20
th25
el12
Emoji
emoji-basic10
emoji-skin20
emoji-zwj-family11
emoji-zwj-x333
emoji-flags7
emoji-prof20
Rare Unicode
math32
boxdraw29
combining5
cjk-ext-b16
surrogates40
zalgo36
rtl-mix6
Code
py-code27
py-indent15
json28
html17
regex48
camel5
snake11
Repetition and encodings
rare-word-x525
repeat-tok40
base6434
hex16
url23
uuid36
Method: tokenizer fingerprinting, v1-50. Raw data: fingerprints.json · index.json · test-strings.json.