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AI Desk · AI Fingerprinting · Compare

DeepSeek: DeepSeek V3.2 Exp · DeepSeek: DeepSeek V4 Flash Vision Exp

Identity similarity: highExact tokenizer agreement · 50/50Exact agreement across every measured string is one strong signal of shared tokenizer lineage. The published settings differ, so the second signal the methodology needs for very high is absent here; the table below shows where they part.

DeepSeek: DeepSeek V3.2 Exp recordDeepSeek: DeepSeek V4 Flash Vision Exp recordOpen in the interactive bench

View all 50 test strings50 matched · 0 different · 0 excluded

String-by-string results

Expand a string to read or copy its exact text. Each row compares the two models’ token counts.

50 of 50 clean strings agree

Showing all 50 strings.

Test stringDeepSeek: DeepSeek V3.2 ExpDeepSeek: DeepSeek V4 Flash Vision ExpResult
English sentenceen-prose
Exact text
The quick brown fox jumps over the lazy dog near the riverbank.
1414✓ Matched
Long English sentenceen-long
Exact text
Attribution of a stealth model requires evidence that the model cannot choose to withhold.
1616✓ Matched
20 spacesspaces-20
Exact text
a                    b
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

a····················b
33✓ Matched
60 spacesspaces-60
Exact text
a                                                            b
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

a····························································b
33✓ Matched
20 tabstabs-20
Exact text
a																				b
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

a⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥⇥b
44✓ Matched
20 line breaksnewlines-20
Exact text
a



















b
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

a↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
↵
b
44✓ Matched
Mixed whitespacemixed-ws
Exact text
a 	
  	
   b
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

a·⇥↵
··⇥↵
···b
77✓ Matched
9 digitsdigits-9
Exact text
123456789
33✓ Matched
12 digitsdigits-12
Exact text
123456789012
44✓ Matched
30 repeated digitsdigits-30
Exact text
111111111111111111111111111111
1010✓ Matched
Formatted numberdigits-sep
Exact text
1,234,567.89
77✓ Matched
Long decimalfloat-long
Exact text
3.14159265358979323846
99✓ Matched
Chinese sentencezh-common
Exact text
这是一个用于测试分词器行为的中文句子
99✓ Matched
Long Chinese sentencezh-long
Exact text
人工智能模型的归属需要可验证的证据而不是自我报告
1010✓ Matched
Rare Chinese characterszh-rare
Exact text
龘齉齾爩鱻麤靐飝鞻
1818✓ Matched
Japanese kanaja-kana
Exact text
これはトークナイザーのテストです
99✓ Matched
Japanese kanjija-kanji
Exact text
日本語の漢字と仮名の混在文章
1111✓ Matched
Koreanko
Exact text
한국어 토크나이저 테스트 문장입니다
1313✓ Matched
Russianru
Exact text
Проверка токенизатора на кириллице
1313✓ Matched
Arabicar
Exact text
اختبار المحلل اللغوي للنصوص العربية
1010✓ Matched
Hebrewhe
Exact text
בדיקת מנתח אסימונים בעברית
1414✓ Matched
Hindihi
Exact text
यह टोकनाइज़र परीक्षण वाक्य है
1818✓ Matched
Thaith
Exact text
นี่คือประโยคทดสอบตัวแบ่งคำ
1111✓ Matched
Greekel
Exact text
Δοκιμή του τμηματοποιητή κειμένου
1616✓ Matched
Basic emojiemoji-basic
Exact text
😀😃😄😁😆
1010✓ Matched
Emoji skin tonesemoji-skin
Exact text
👍🏻👍🏼👍🏽👍🏾👍🏿
1414✓ Matched
Joined family emojiemoji-zwj-family
Exact text
👨‍👩‍👧‍👦
1111✓ Matched
Repeated family emojiemoji-zwj-x3
Exact text
👨‍👩‍👧‍👦👨‍👩‍👧‍👦👨‍👩‍👧‍👦
3333✓ Matched
Flag emojiemoji-flags
Exact text
🇬🇧🇺🇸🇨🇳🇯🇵
1616✓ Matched
Profession emojiemoji-prof
Exact text
👩🏽‍💻👨🏿‍🚀🧑‍🔬
1919✓ Matched
Mathematical symbolsmath
Exact text
∀x∈ℝ ∃y∈ℚ : x⊕y ≡ ∅ ∧ ∇²φ = 0
2222✓ Matched
Box-drawing charactersboxdraw
Exact text
┌─┬─┐│├┼┤└┴┘╔═╗╚╝
2727✓ Matched
Combining accentscombining
Exact text
áêĩōü
1010✓ Matched
Extended Chinese characterscjk-ext-b
Exact text
𠀀𠀁𠀂𪛖
1616✓ Matched
Styled Unicode letterssurrogates
Exact text
𝕳𝖊𝖑𝖑𝖔 𝓦𝓸𝓻𝓵𝓭 𝟙𝟚𝟛
3333✓ Matched
Layered combining markszalgo
Exact text
h̸̢̛e̵̛�݃l̷̨͐l̸̛͝o̶̧͝
3636✓ Matched
Mixed writing directionsrtl-mix
Exact text
hello שלום world مرحبا
66✓ Matched
Python codepy-code
Exact text
def f(x):
    return [i**2 for i in range(x) if i % 3 == 0]
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

def·f(x):↵
····return·[i**2·for·i·in·range(x)·if·i·%·3·==·0]
2525✓ Matched
Indented Pythonpy-indent
Exact text
if a:
        if b:
                if c:
                        return 1
Show whitespace marks

· = space, ⇥ = tab, ↵ = line break

if·a:↵
········if·b:↵
················if·c:↵
························return·1
1515✓ Matched
JSON objectjson
Exact text
{"model":"ox-alpha","context_length":1048576,"top_p":0.95}
2020✓ Matched
HTML markuphtml
Exact text
<div class="row"><span id="a">x</span></div>
1616✓ Matched
Regular expressionregex
Exact text
^(?:[a-z0-9!#$%&*+/=?^_`{|}~-]+)@(?:[a-z0-9](?:[a-z0-9-]*)?\.)+$
4747✓ Matched
Camel-case identifiercamel
Exact text
getUserAccountBalanceByIdentifier
77✓ Matched
Snake-case identifiersnake
Exact text
get_user_account_balance_by_identifier
88✓ Matched
Repeated long wordrare-word-x5
Exact text
antidisestablishmentarianism antidisestablishmentarianism antidisestablishmentarianism antidisestablishmentarianism antidisestablishmentarianism
2626✓ Matched
Repeated wordrepeat-tok
Exact text
lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem lorem
4141✓ Matched
Base64 textbase64
Exact text
SGVsbG8gV29ybGQhIFRoaXMgaXMgYSB0ZXN0IHN0cmluZy4=
3434✓ Matched
Hexadecimal texthex
Exact text
deadbeefcafebabe0123456789abcdef
1212✓ Matched
URL texturl
Exact text
https://openrouter.ai/api/v1/models?limit=100&offset=0
1717✓ Matched
UUIDuuid
Exact text
3f2504e0-4f89-11d3-9a0c-0305e82c3301
2727✓ Matched

Counts show each string’s prompt-token cost after the fixed overhead is subtracted. Excluded readings are kept separate from matched and different results.

Published model settings

Limits, prices and capabilities

Compare the essentials, then open the developer settings for more detail.

ADeepSeek: DeepSeek V3.2 Exp
BDeepSeek: DeepSeek V4 Flash Vision Exp

Context window

Different

Total token capacity per request

A163,840 tokens
B1,048,576 tokens

Maximum reply

Different

Published output limit in tokens

AUnspecified
B262,144 tokens

Input price

Different

US dollars per 1 million input tokens

AUS$0.27 / 1M tokens
BUS$0.2156 / 1M tokens

Output price

Different

US dollars per 1 million output tokens

AUS$0.41 / 1M tokens
BUS$0.6468 / 1M tokens

DeepSeek V3.2 Exp: OpenRouter's listing shows 147,456 output tokens, which is 90% of the context window, the figure it carries where the provider declares no maximum. DeepSeek's own API reference caps max_tokens at 384K, 393,216 tokens, for deepseek-flash and deepseek-v4-pro.

What you can send and receive

Different

ADeepSeek V3.2 Exp

Accepts
text
Produces
text

BDeepSeek V4 Flash Vision Exp

Accepts
textimage
Produces
text

Developer settings

Open a section to compare the complete declarations.

Supported API settingsShared controls and the settings unique to each model11 shared · 9 model-specific

AOnly DeepSeek V3.2 Exp 0

All declared settings are shared.

BOnly DeepSeek V4 Flash Vision Exp 9

  • Token biaslogit_bias
  • Token probabilitieslogprobs
  • Minimum probabilitymin_p
  • Presence penaltypresence_penalty
  • Reasoning effortreasoning_effort
  • Repetition penaltyrepetition_penalty
  • Seedseed
  • Stop sequencesstop
  • Top token probabilitiestop_logprobs
11 settings supported by both models
  • Frequency penaltyfrequency_penalty
  • Include reasoninginclude_reasoning
  • Maximum tokensmax_tokens
  • Reasoningreasoning
  • Response formatresponse_format
  • Structured outputsstructured_outputs
  • Temperaturetemperature
  • Tool choicetool_choice
  • Toolstools
  • Top ktop_k
  • Top ptop_p
Reasoning settingsEffort levels and reasoning behaviour3 different · 1 shared
A1 declared fieldsB4 declared fields
SettingADeepSeek V3.2 ExpBDeepSeek V4 Flash Vision Exp
Reasoning requiredNoNo
Enabled by defaultUnspecifiedYes
Effort levelsUnspecifiedmaxhighlow
Default effortUnspecifiedhigh
Default settingsValues used when a request leaves a setting open3 different · 0 shared
A3 declared fieldsBNo values declared
SettingADeepSeek V3.2 ExpBDeepSeek V4 Flash Vision Exp
Temperature0.6Unspecified
Top p0.95Unspecified
Frequency penaltyUnspecifiedUnspecified

Published API declarations. Prices and limits can vary by provider.

Method: tokenizer fingerprinting, v1, 50 strings. This page is static and dated; the interactive bench compares any two of the 353 measured models.