Google: Gemma 2 27B

google/gemma-2-27b-it · GoogleNot yet established

Declared family: Gemini
Evidence confidence: Unknown
Declared tokenizer tag: Gemini
Entered catalogue: 13 July 2024
Last tested: 3 September 2026
Measurement: Measured

Identity statement

Google: Gemma 2 27B has a clean measured fingerprint that currently sits alone: no other measured model shares its signature.

Evidence stack

Signals of different kinds, weighed together

Signal	Result	Reference
Tokenizer signature	Clean measurement; no exact match yet	tk_a73edaf2
API surface	No other entry shares this exact contract	api_1a92bced
Context and output	8,192 context · 2,048 max output	declared
Reasoning contract	None declared	declared
Serving providers observed	NextBit	measured 3 September 2026

Closest measured models

Agreement across the mutually clean test strings

Google: Gemma 4 26B A4B google/gemma-4-26b-a4b-it32/50 · 64%Google: Gemma 4 31Bgoogle/gemma-4-31b-it32/50 · 64%Google: Gemini 3.7 Flashgoogle/gemini-3.7-flash31/50 · 62%Google: Gemma 3 4Bgoogle/gemma-3-4b-it31/50 · 62%Google: Gemma 3 12Bgoogle/gemma-3-12b-it31/50 · 62%Google: Gemma 3 27Bgoogle/gemma-3-27b-it31/50 · 62%

Click a row to open the full comparison.

The measured fingerprint

Marginal prompt-token cost of each test string, grouped by script

All 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

An x marks a row excluded as corrupt (caching or provider interference detected during measurement). Overhead subtracted: 9 prompt tokens.

Declared record

What the catalogue claims about this model

Gemma 2 27B by Google is an open model built from the same research and technology used to create the [Gemini models](/models?q=gemini). Gemma models are well-suited for a variety of...

Modalities: text->text
Declared tokenizer: Gemini
Prompt price: $0.65 / M tokens
Completion price: $0.65 / M tokens

Supported parameters

frequency_penaltymax_tokenspresence_penaltyrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetop_p

defaults: {}

Catalogue entry Weights on Hugging Face

History

Every observation, kept as taken

13 July 2024Enters the OpenRouter catalogue declared as Gemini.
3 September 2026Fingerprinted in the YFarmX catalogue sweep · 50 of 50 strings measured clean.

Cite this page as the evidence record for Google: Gemma 2 27B: the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings.