Is deepseek-v4-flash genuine? Standard check result

Report ID MZZR202609190548121A641EGenerated at 2026/09/19 13:48

Insufficient evidence to determine

Insufficient evidence to determine model identity. API, speed, tool, and token observations are recorded separately and do not establish identity.

Insufficient evidenceEvidence status

All primary checks passed in this run.

Tested byMozhenzhen

Tested modelDeepSeek V4 Flash

ProvidersC.U.API

Requests18

Duration57 sec

Identity verdictInsufficient evidence to determine

ReferenceNo reference under matching conditions

API and capability checks

The basic API call succeeded and returned a recognizable response.

No issues were recorded in the checks performed. Untested capabilities are outside this conclusion.

API results and model identity are assessed separately. Insufficient evidence does not mean a failed request or a fake model.

Model reference evidence

No reference samples under matching conditions are available for this model.

Model self-identification and individual answers do not establish authenticity. Official references only reflect API behavior at the time of sampling.

Rule version：2026-09-14.v1

Token usage check

Reported usage is used; estimates appear only when none is reported.

Reported usage16.4KThe actual usage reported by the API; this page goes by it.Estimated usage56.2KEstimated from this test's requests.Deviation71% belowThe reported usage is below the estimate, possibly because of how tokens are counted or compressed.Usage checkBelow the estimateFigures are as reported by the API; your bill is authoritative.

Test details

Expand any row for details; anything private has been removed.

13 checks

Model list visibility

deepseek-v4-flash is visible in the API model list.

Passed

Test details

This test ran 2 times; result: Passed.

Basic call probe

The basic API call succeeded and returned a recognizable response.

Passed

Test details

This test ran 1 times; result: Passed.

Model self-identification

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 68 tokens

指令跟随

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 63 tokens

JSON 结构

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 65 tokens

标签结构复述

按官方接口的标准调用，看返回是否规范。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 310 tokens

隐藏提示词边界

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 225 tokens

品牌边界

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 197 tokens

用量数据是否完整

核对它报回来的用量和缓存计费。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 862 tokens
of which 512 tokens were billed at the cache price

DeepSeek 推理边界

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 199 tokens

模型代码锚定

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 216 tokens

Model-family test: series and tier identification

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 187 tokens

连问 5 次，重复内容有没有按缓存价计费

对照官方公开的产品说明来测。 5 次都对。

Passed

Test details

This test ran 5 times: 5 passed.
This test used 13.9K tokens
of which 5.1K tokens were billed at the cache price

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5 points

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Is deepseek-v4-flash genuine? Standard check result

Report ID:MZZR202609190548121A641EGenerated at：2026/09/19 13:48

Provider details AI model details

Evidence status

Insufficient evidence to determine

Insufficient evidence to determine model identity. API, speed, tool, and token observations are recorded separately and do not establish identity.

Tested byMozhenzhen

Tested modelDeepSeek V4 Flash

ProvidersC.U.API

Requests18

Duration57 sec

Identity verdictInsufficient evidence to determine

ReferenceNo reference under matching conditions

API and capability checks

The basic API call succeeded and returned a recognizable response.

No issues were recorded in the checks performed. Untested capabilities are outside this conclusion.

API results and model identity are assessed separately. Insufficient evidence does not mean a failed request or a fake model.

Model reference evidence

No reference samples under matching conditions are available for this model.

Model self-identification and individual answers do not establish authenticity. Official references only reflect API behavior at the time of sampling.

Rule version：2026-09-14.v1

Token usage check

Reported usage is used; estimates appear only when none is reported.

Test details

Expand any row for details; anything private has been removed

13 checks

Model list visibility

deepseek-v4-flash is visible in the API model list.

Passed

Test details

This test ran 2 times; result: Passed.

Basic call probe

The basic API call succeeded and returned a recognizable response.

Passed

Test details

This test ran 1 times; result: Passed.

Model self-identification

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 68 tokens

指令跟随

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 63 tokens

JSON 结构

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 65 tokens

标签结构复述

按官方接口的标准调用，看返回是否规范。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 310 tokens

隐藏提示词边界

用几道题看它的回答水平像不像官方模型。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 225 tokens

品牌边界

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 197 tokens

用量数据是否完整

核对它报回来的用量和缓存计费。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 862 tokens
of which 512 tokens were billed at the cache price

DeepSeek 推理边界

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 199 tokens

模型代码锚定

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 216 tokens

Model-family test: series and tier identification

Asked the model to identify itself; all 1 responses matched the expected name.

Passed

Test details

This test ran 1 times: 1 passed.
This test used 187 tokens

连问 5 次，重复内容有没有按缓存价计费

对照官方公开的产品说明来测。 5 次都对。

Passed

Test details

This test ran 5 times: 5 passed.
This test used 13.9K tokens
of which 5.1K tokens were billed at the cache price

Comments and feedback on this report

Rating

5 points