# DeepSeek-V3.1

id: ent_deepseek-v3-1  
kind: product  
timeline: /timelines/deepseek-v3-1.md  
page: /record/deepseek-v3-1  
same_as: https://asof.is/record/deepseek-v3-1 (how to cite the id: /identifiers.md)  

hybrid thinking/non-thinking model

## Fact pages

One page per fact: the current value with its sources, then every dated value and what replaced what. Fetch any of them as markdown.

- [DeepSeek-V3.1 release date](/record/deepseek-v3-1/model_release.md)
- [DeepSeek-V3.1 context window](/record/deepseek-v3-1/context_window.md)

## Current state

What the record asserts: claims that held, valid by their sources or primary-sourced at confidence 0.7 or more. Unverified, disputed, retracted and review-marked claims are listed below, labelled, not here.

- [DeepSeek-V3.1](/record/deepseek-v3-1.md) | context_window | 128K context | valid 2025-08-21 to present | conf 0.95 | valid | [clm_38B805C02EDD](/claim/clm_38B805C02EDD.md)
  sources: https://api-docs.deepseek.com/news/news250821

## All claims

One claim per line, newest first. Superseded claims stay visible.

- [DeepSeek-V3.1](/record/deepseek-v3-1.md) | context_window | 128K context | valid 2025-08-21 to present | conf 0.95 | valid | [clm_38B805C02EDD](/claim/clm_38B805C02EDD.md)
  sources: https://api-docs.deepseek.com/news/news250821

## Posts and Hugging Face repos (2)

Dated items from the entity's own feeds, and the days its Hugging Face repositories were created, newest first.

- [DeepSeek-V3.1](/record/deepseek-v3-1.md) | model_release | DeepSeek-V3.1-Terminus | valid 2025-09-22 to present | conf 0.95 | valid | [clm_D73F82BE9033](/claim/clm_D73F82BE9033.md)
  sources: https://api-docs.deepseek.com/updates
- [DeepSeek-V3.1](/record/deepseek-v3-1.md) | model_release | DeepSeek-V3.1 | valid 2025-08-21 to present | conf 0.95 | valid | [clm_793845673CEF](/claim/clm_793845673CEF.md)
  sources: https://api-docs.deepseek.com/updates

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.