Is DeepSeek-V4.1-Flash genuine? Standard check result

Report ID MZZR20260922020401780CB0Generated at 2026/09/22 10:04

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

主要问题：让它按固定格式输出，它做不稳。

Tested byMozhenzhen

Tested modelDeepSeek V4.1 Flash

Providersvirexstar.com

Requests16

Duration37 sec

Identity verdictInsufficient evidence to determine

ReferenceReference samples are not sufficiently calibrated

API and capability checks

The basic API call succeeded and returned a recognizable response.

让它按指定格式输出，格式兑现了吗：Needs review

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

Model reference evidence

The available reference cannot establish model identity. Review the API and capability results for this test.

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 usage1.4KThe actual usage reported by the API; this page goes by it.Estimated usage2.5KEstimated from this test's requests.Deviation43% 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.

15 checks

Model list visibility

DeepSeek-V4.1-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 137 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 50 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 58 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 104 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 76 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 102 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 45 tokens

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 103 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 128 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 100 tokens

边打字边回和一次性回，结果一样吗

对照官方公开的产品说明来测。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 52 tokens

让它调用工具，返回格式对不对

对照官方公开的产品说明来测。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 382 tokens

让它按指定格式输出，格式兑现了吗

对照官方公开的产品说明来测。 1 次里对了 0 次。

Needs review

Test details

This test ran 1 times: 1 need attention.
Why it failed: Structured output was unstable
This test used 58 tokens

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Rating

5 points

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Is DeepSeek-V4.1-Flash genuine? Standard check result

Report ID:MZZR20260922020401780CB0Generated at：2026/09/22 10:04

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 V4.1 Flash

Providersvirexstar.com

Requests16

Duration37 sec

Identity verdictInsufficient evidence to determine

ReferenceReference samples are not sufficiently calibrated

API and capability checks

The basic API call succeeded and returned a recognizable response.

让它按指定格式输出，格式兑现了吗：Needs review

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

Model reference evidence

The available reference cannot establish model identity. Review the API and capability results for this test.

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

15 checks

Model list visibility

DeepSeek-V4.1-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 137 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 50 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 58 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 104 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 76 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 102 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 45 tokens

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 103 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 128 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 100 tokens

边打字边回和一次性回，结果一样吗

对照官方公开的产品说明来测。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 52 tokens

让它调用工具，返回格式对不对

对照官方公开的产品说明来测。 1 次都对。

Passed

Test details

This test ran 1 times: 1 passed.
This test used 382 tokens

让它按指定格式输出，格式兑现了吗

对照官方公开的产品说明来测。 1 次里对了 0 次。

Needs review

Test details

This test ran 1 times: 1 need attention.
Why it failed: Structured output was unstable
This test used 58 tokens

Comments and feedback on this report

Rating

5 points