Linum-AI/pjit-21k

text-to-image model by Linum-AI

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Model card & documentation

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Sahil Chopra · Manu Chopra · Linum Blog post · Code · Apache-2.0 Five samples from the blog post's gallery. Their prompts and seeds are in the code repository. P-JiT 21K is the P-JiT architecture trained for longer (610M samples at 512px, 50M at 1024px), then post-trained with a variant of FDFO. The model was trained on dense captions of 50 to 80 words. The code repository ships a prompt upsampler that rewrites short prompts into captions of that kind with Claude Opus 5.5 through OpenRouter (it needs an OPENROUTERAPIKEY; --noupsample turns it off): The prompts and seeds of all five samples are in the code repository. Sampling defaults: 50 Euler steps, adaptive projected guidance at scale 15 against an empty negative prompt, initial noise at scale 4. The model was trained at five 1 MP sizes: 1024x1024, 864x1216, 1152x864, 1248x832 and 1280x720 (width x height). Text is encoded by…

Linum-AI/pjit-21k on Hugging Face A short preview, not the full document.

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Inside the original model card — Document outline
  1. A Text-to-Image Model Trained for $21K(Pyramid-JiT)
  2. Usage
  3. Files
  4. Limitations
  5. Citation
  6. Authorship
  7. About Linum

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Documentation belongs to its respective authors. Reported project/model license: apache-2.0. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.

Model overview

Linum-AI/pjit-21k is a text-to-image model repository published by Linum-AI on Hugging Face. The source reports the pjit-21k library.

This page summarizes Hub metadata. For intended use, training data, evaluation results and limitations, consult the original model card.

Model facts

Task
text-to-image
Library
pjit-21k
Recent downloads (30 days)
212
Cumulative likes
53
Hugging Face trending score
53
Reported safetensors parameters
2,184,091,606
Architecture
Not reported
License
apache-2.0
Access
Not gated by Hugging Face
Created
2026-11-03T14:50:23.000Z
Last modified
2026-11-03T20:23:29.000Z

Compatibility and lineage

Language coverage was not reported.

Base-model lineage was not included.

Parameter count is not a RAM/VRAM requirement. Check precision, quantization, context length and runtime compatibility in the model card; no hardware or API-cost claim is inferred here.

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Model card and usage instructions

Model files and configuration

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Source and freshness

Source: Hugging Face Hub. Metadata observed 2026-11-08T06:53:26.831Z. Daily imports are snapshots, not real-time monitoring.

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