DeepSeek V4.1 Flash（限时预览）

Identity and evidence for this model. Performance depends on the endpoint, task and measurement conditions.

Updated: 2026-09-09

Availability & identity

This preview expired on TOKRACE. Historical evidence remains available.

Preview cutoff：2026-09-10T00:00:00+08:00

https://api.deepseek.com/v1

Version and API identifier

deepseek-v4.1-flash-expires-on-0910

Official source · As of 2026-09-09, this temporary ID is not listed in DeepSeek's public /models catalog, and separate V4.1 Flash pricing and full specifications have not been published. TOKRACE reports only the connectivity it verified and does not present this preview as a general release.

Endpoint pricing

Unknown or not billed per token. No zero-cost assumption is used.

Full price table

Standard test evidence

No published standard report yet. Task suitability has not been established.

Historical community submissions

These unverified submissions mix tasks, regions and settings; they cannot establish a fair model ranking. They are not standard-test evidence.

Endpoint	Completed / attempts	Median tok/s	Last submitted
api.deepseek.com	2/2	151.9	2026-09-09 · stale

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