YFarmX

Tencent: Hunyuan A13B Instruct

tencent/hunyuan-a13b-instruct · TencentNot yet established
Tokenizer group (measured)
Tencent
Evidence confidence
Moderate
Why moderate: near-exact agreement (49 of 50 strings) with tencent/hy-mt2-7b, short of a full exact signature.
Declared tokenizer tag
Other
Entered catalogue
8 July 2025
Last tested
21 August 2026
Measurement
Measured
Evidence
  • ✓ near-exact agreement (49/50) with tencent/hy-mt2-7b

Identity statement

Tencent: Hunyuan A13B Instruct is Tencent's model, and its measured tokenizer sits in Tencent's own signature group alongside its sibling models. No other maker's measured model shares it so far.

Evidence stack

Signals of different kinds, weighed together
SignalResultReference
Tokenizer signatureClean measurement; no exact match yettk_856fd527
API surfaceNo other entry shares this exact contractapi_ec0baa86
Context and output131,072 context · 117,964 max outputdeclared
Reasoning contractOptionaldeclared
Serving providers observedSiliconFlowmeasured 21 August 2026

Closest measured models

Agreement across the mutually clean test strings

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-long16
spaces-203
spaces-603
tabs-203
newlines-204
mixed-ws5

Digits

digits-99
digits-1212
digits-3030
digits-sep12
float-long22

CJK

zh-common9
zh-long10
zh-rare18
ja-kana13
ja-kanji13
ko19

Other scripts

ru16
ar25
he24
hi32
th25
el28

Emoji

emoji-basic10
emoji-skin19
emoji-zwj-family11
emoji-zwj-x333
emoji-flags24
emoji-prof22

Rare Unicode

math29
boxdraw26
combining6
cjk-ext-b13
surrogates40
zalgo35
rtl-mix11

Code

py-code25
py-indent15
json25
html16
regex44
camel5
snake6

Repetition and encodings

rare-word-x531
repeat-tok22
base6436
hex17
url19
uuid36

An x marks a row excluded as corrupt (caching or provider interference detected during measurement). Overhead subtracted: 2 prompt tokens.

Declared record

What the catalogue claims about this model

Hunyuan-A13B is a 13B active parameter Mixture-of-Experts (MoE) language model developed by Tencent, with a total parameter count of 80B and support for reasoning via Chain-of-Thought. It offers competitive benchmark...

Modalities
text->text
Declared tokenizer
Other
Prompt price
$0.14 / M tokens
Completion price
$0.57 / M tokens

Supported parameters

frequency_penaltyinclude_reasoningmax_tokensreasoningresponse_formatstructured_outputstemperaturetop_ktop_p

defaults: {}

Catalogue entryWeights on Hugging Face

History

Every observation, kept as taken
  • 8 July 2025Enters the OpenRouter catalogue with no declared family.
  • 21 August 2026Fingerprinted in the YFarmX catalogue sweep · 50 of 50 strings measured clean.
  • 21 August 2026YFarmX assessment: consistent with the Tencent family, moderate confidence.

Cite this page as the evidence record for Tencent: Hunyuan A13B Instruct: the URL is stable, measurements are dated, and revisions append to the history above. Method: tokenizer fingerprinting, v1, 50 strings.