AI Desk · Model Identity · Evidence object
Tokenizer signature tk_869dc1cf
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 DeepSeek group.
- Members
- 2
- First observed
- 21 August 2026
- Last observed
- 21 August 2026
- Group
- DeepSeek
Models with this signature
Template variants of the same tokenizer
These signatures differ from this one by a uniform one-token shift on the affected strings: the same vocabulary behind a different chat template.
The measured vector
Marginal prompt-token cost per string, as measured on DeepSeek: DeepSeek V3.1All 50 rows
English and whitespace
en-prose14
en-long16
spaces-203
spaces-603
tabs-204
newlines-204
mixed-ws7
Digits
digits-93
digits-124
digits-3010
digits-sep7
float-long9
CJK
zh-common9
zh-long10
zh-rare18
ja-kana9
ja-kanji11
ko13
Other scripts
ru13
ar10
he14
hi18
th11
el16
Emoji
emoji-basic10
emoji-skin14
emoji-zwj-family11
emoji-zwj-x333
emoji-flags16
emoji-prof19
Rare Unicode
math22
boxdraw27
combining10
cjk-ext-b16
surrogates33
zalgo36
rtl-mix6
Code
py-code25
py-indent15
json20
html16
regex47
camel7
snake8
Repetition and encodings
rare-word-x525
repeat-tok40
base6434
hex12
url17
uuid27
Method: tokenizer fingerprinting, v1-50. Raw data: fingerprints.json · index.json · test-strings.json.