Claims and evidence
- Released No DeepSeek prose states the release day. The earliest commit of the official repository, dated 2023-11-29, already contains the README that says the 7B and 67B Base and Chat models are released to the public. The technical report followed on arXiv on 2024-01-05. Primary source[3]commit date and README, 2. Model Downloads
- Status AvailableWeights of all four models are still public and ungated on Hugging Face under the DeepSeek Model License. Primary source[2] [4] [1]2. Model Downloads
- Open weights YesReleased under the DeepSeek Model License, which permits commercial use; intermediate base-model checkpoints were also published on AWS S3. Primary source[1]2. Model Downloads; 8. License [5]
- Context window 4096 tokensGiven as sequence length (README) and context length (report) for all four models. Primary source[1]2. Model Downloads, Sequence Length [6]Table 2, Context Length
- Parameters 67 billionThe 67B models; the 7B variants carry their own figure. Primary source[1]1. Introduction [5]2. Model Summary
- Access Open-weights download, consumer app Primary source[1]badges; 2. Model Downloads [2]Chat With DeepSeek LLM link
Lineage
Predecessors
No known predecessor.
Successors
- DeepSeek-V2 · 6 May 2024
Based on
Not derived from another model.
Variants and derived
None recorded.
Siblings
None recorded.
All ancestors
None.
All descendants
- DeepSeek-V2 · 6 May 2024
- DeepSeek-V2-Chat-0628 · 28 June 2024
- DeepSeek-V2.5 · 5 September 2024
- DeepSeek-V2.5-1210 · 10 December 2024
- DeepSeek-V3 · 26 December 2024
- DeepSeek-R1 · 20 January 2025
- DeepSeek-R1-Zero · 20 January 2025
- Sonar Reasoning Pro · Perplexity · February 2025?
- R1 1776 · Perplexity · 18 February 2025
- DeepSeek-V3-0324 · 24 March 2025
- MAI-DS-R1 · Microsoft · 17 April 2025
- Phi-4-mini-reasoning · Microsoft · 30 April 2025
- DeepSeek-R1-0528 · 28 May 2025
- Phi-4-mini-flash-reasoning · Microsoft · 9 July 2025
- DeepSeek-V3.1 · 21 August 2025
- DeepSeek-V3.1-Terminus · 22 September 2025
- DeepSeek-V3.2-Exp · 29 September 2025
- DeepSeek-V3.2 · 1 December 2025
- DeepSeek-V3.2-Speciale · 1 December 2025
- DeepSeek-V4-Flash · 24 April 2026
- DeepSeek-V4-Pro · 24 April 2026
- DeepSeek-V4-Flash-0731 · 31 July 2026
- DeepSeek-V4-Pro-0813 · 13 August 2026
- DeepSeek-V4-Flash-Vision-Exp · 21 August 2026
- DeepSeek-V4.1-Flash · 10 September 2026
Variants
DeepSeek LLM 7B Base
Same dates as DeepSeek LLM.
Also known as: deepseek-llm-7b-base
Differs in:
- Parameters: 7B Evidence not assessed [4]2. Model Summary
DeepSeek LLM 7B Chat
Same dates as DeepSeek LLM.
Also known as: deepseek-llm-7b-chat
Differs in:
- Parameters: 7B Evidence not assessed [7]2. Model Summary
DeepSeek LLM 67B Base
Same dates as DeepSeek LLM.
Also known as: deepseek-llm-67b-base
DeepSeek LLM 67B Chat
Same dates as DeepSeek LLM.
Also known as: deepseek-llm-67b-chat
Related AI Radar coverage
AI Radar coverage starts in June 2026; no coverage linked yet.