Overview Replicate is the model hosting platform for open source AI in 2026 — a cloud where developers run thousands of community published models (image generation, video, LLMs, audio, embeddings, specialized fine tunes) with a single line of code and per second GPU billing, plus the ability to package and deploy their own models using the open source Cog framework. If you have ever wanted to run Stable Diffusion XL, FLUX.1, ControlNet, Whisper, or one of the long tail community fine tunes without provisioning a GPU yourself, Replicate is where you go. Founded in 2019 by Ben Firshman and Andreas Jansson (formerly of Docker and Spotify), Replicate has grown into the default distribution channel for open source AI models — the closest thing the community has to a "GitHub for models that actually run." The catalog spans official releases from Black Forest Labs (FLUX), Stability AI (Stable Diffusion), Meta (Llama), OpenAI (Whisper), and thousands of community publishers who upload fine tunes, novel architectures, and experimental workflows. The one line positioning: Replicate is the catalog first, model diversity first inference platform — the pick when the specific model matters more than the fastest generic LLM inference. Where Together AI and Groq optimize a curated open weight LLM catalog for serving at scale, Replicate optimizes for breadth — every image model, every video model, every audio model, every long tail fine tune. If your workload rides on FLUX, an SDXL LoRA, a specific ControlNet, a custom Whisper fine tune, or a niche…