Crusoe · Jun 2026
Case study on Linum's training stack, network bottlenecks, and infrastructure choices while building its frontier text-to-video model.
Company research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
Linum, Inc. is a San Francisco-based, two-person AI research lab founded in 2022 that builds generative video models. Its flagship product is Linum v2, an open-weight 2B-parameter text-to-video model released under Apache 2.0; the company previously shipped Linum v1 as a free text-to-video / dream-video product.
Primary product
Linum v2 open-weight text-to-video model
Founded
2022
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Software Development
Sub-industry
Generative AI / synthetic media
Business model
open-weight/open-source model distribution
free-to-use AI video generation
Funding
Stage
Seed
Total raised
$500K
Latest round
Seed · Apr 2023
Latest amount
$500K
Apr 2023 · Y Combinator
Feb 2023 · Y Combinator
People & investors
Work & culture
Founder-led, research-heavy, and open-source oriented. The founders describe Linum as a tiny AI lab focused on making animation accessible, with long-form engineering and model-building blog posts and a filmmaking/storytelling mission.
Product & market
Pricing
Free/open-weight model access; no public commercial pricing found
Differentiators
- —Open-weight Apache 2.0 release
- —Trained from scratch rather than fine-tuned from an image model
- —Tiny two-person research team
- —2B-parameter text-to-video model
- —Local/self-hostable model weights via Hugging Face
- —Focus on accessible animation and filmmaking use cases
Technology
Python
CUDA 12.8
NVIDIA H100 / HGX H200 GPUs
Hugging Face
Weights & Biases
Slurm
Cloudflare R2
Crusoe Cloud
Vercel Analytics
Twilio
Apache 2.0 license
WAN 2.1 VAE
T5-XXL
Customers
filmmakers
animators
storytellers
indie creators
small studios
Competitors
Runway
Pika Labs
OpenAI Sora
Google Veo
Adobe Firefly Video
Scale & contact
Estimated revenue
~$5M ARR estimate (public third-party estimate, 2024)
Estimated monthly visits
1.8K
Traffic estimate as of Jun 2026
Latest news
Linum · Jan 2026
Launch post for Linum v2, describing the company as a two-brother AI research lab and announcing open-weight 2B-parameter text-to-video models up to 720p under Apache 2.0.
Microsoft for Startups · Feb 2024
Profile of Linum's mission to democratize animation and enable storytellers to turn scripts into films with AI.
Y Combinator · Feb 2023
YC launch post introducing Linum as a creative tool for making animated videos from a few prompts and identifying Sahil Chopra and Manu Chopra as the founders.
Jobs and careers at Linum
0 jobs at Linum
No open positions
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