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Janus-1.3B

Janus-1.3B is an AI model made by DeepSeek AI. DeepSeek AI released it on 18 October 2024. It is generally available.

DeepSeek AI

Janus-1.3B is an AI model made by DeepSeek AI. DeepSeek AI released it on 18 October 2024. It is generally available. It takes text, image and returns text, image. Its context window is 4,096 tokens. Its weights are open. Its licence is DeepSeek Model License.

Released
18 October 2024 — huggingface.co, read 16 October 2026
Status
Generally available — github.com, read 16 October 2026
Takes
Text, Image — arxiv.org, read 16 October 2026
Returns
Text, Image — arxiv.org, read 16 October 2026
Open weights
Yes — huggingface.co, read 16 October 2026
Licence
DeepSeek Model License — huggingface.co, read 16 October 2026
Context window
4,096 tokens — github.com, read 16 October 2026
Longest answer
Not confirmed: The maker's pages consulted do not publish a standard maximum output limit. The 512-token setting appears in an inference example, not as a standard model limit.
Knowledge cutoff
Not confirmed: The maker's consulted model card, repository, and paper do not state a knowledge-cutoff date for Janus-1.3B.
API price, input
Not confirmed: The maker's API pricing page does not list Janus-1.3B or a standard input price for it.
API price, output
Not confirmed: The maker's API pricing page does not list Janus-1.3B or a standard output price for it.
Where
Not confirmed: two readings disagree: app, weights and weights
Parameters
Not confirmed: the figure is not printed in its sentence (a sum or a figure the page does not give)
Model card
https://huggingface.co/deepseek-ai/Janus-1.3B — huggingface.co, read 16 October 2026

Questions

When was Janus-1.3B released?

DeepSeek AI released Janus-1.3B on 18 October 2024.

Is Janus-1.3B still available?

Yes: it is generally available, as DeepSeek AI states it.

What is the context window of Janus-1.3B?

The context window of Janus-1.3B is 4,096 tokens, as DeepSeek AI prints it.

Are the weights of Janus-1.3B open?

Yes: DeepSeek AI publishes the weights of Janus-1.3B for download.

What is the licence of Janus-1.3B?

The licence of Janus-1.3B is DeepSeek Model License, as DeepSeek AI names it.

What does Janus-1.3B take and return?

Janus-1.3B takes text, image and returns text, image.

More from DeepSeek AI

Sources

  1. Janus-Series: Unified Multimodal Understanding and Generation Models (read 16 October 2026)
  2. deepseek-ai/Janus-1.3B (read 16 October 2026)
  3. first commit · deepseek-ai/Janus-1.3B (read 16 October 2026)
  4. deepseek-ai/Janus-1.3B at main (read 16 October 2026)
  5. Janus: Decoupling Visual Encoding for Unified Multimodal Understanding and Generation (read 16 October 2026)
  6. Chat With Janus 1.3B - a Hugging Face Space by deepseek-ai (read 16 October 2026)
  7. Models & Pricing (read 16 October 2026)

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