OpenAI-compatible chat completions API. Drop-in replacement for the OpenAI API — use any OpenAI SDK or client to access Claude, Gemini, Grok, DeepSeek, Llama, Qwen, Mistral, and all OpenAI models (GPT-5, GPT-4o, o3) through fal. Powered by OpenRouter.

Run any LLM with fal. Access Claude (Anthropic), ChatGPT / GPT-5 / GPT-4o (OpenAI), Gemini (Google), Grok (xAI), DeepSeek, Llama (Meta), Qwen (Alibaba), Mistral, and 200+ more models through a single API. Supports reasoning, structured output, and streaming. Powered by OpenRouter.

Get encoding metadata from video and audio files using FFmpeg API.

Train styles, people and other subjects at blazing speeds.

Rig humanoid 3D models from GLB URLs with Meshy, returning rigged GLB/FBX files plus basic animations.

Meshy auto-rigs a humanoid 3D model fitting a skeleton and binding the mesh, then applies several motion presets from its animation library

Get EBU R128 loudness normalization from audio files using FFmpeg API.

Train a custom LoRA on your own images to teach Krea 2 a new subject, character, or style. Provide a set of training images (and an optional trigger word), and the trainer outputs LoRA weights you can use for inference with the Krea 2 LoRA endpoint.

The OpenRouter Responses API with fal, powered by OpenRouter, provides unified access to a wide range of large language models - including GPT, Claude, Gemini, and many others through a single API interface.

FLUX LoRA training optimized for portrait generation, with bright highlights, excellent prompt following and highly detailed results.

Generate text embeddings using OpenAI-compatible API. Access embedding models like text-embedding-3-small, text-embedding-3-large (OpenAI), and other embedding models available through OpenRouter. Drop-in replacement for the OpenAI embeddings API. Powered by OpenRouter.

Fine-tune FLUX 3 Image Klein with your own images to teach it a subject, a product or a style.

Meshy 7 retexture applies new textures to an existing 3D model from a text prompt or a reference image, with optional PBR maps.

Run any LLM (Large Language Model) with fal, powered by OpenRouter.

Converts triangle meshes into clean quad topology at a target polygon count, animation-ready with no manual retopology.

Train LoRAs on Z-Image Turbo, a super fast text-to-image model of 6B parameters developed by Tongyi-MAI.

Automatically splits a 3D model into semantic parts for editing, texturing, and rigging.

Fine-tune FLUX.2 [dev] from Black Forest Labs with custom datasets. Create specialized LoRA adaptations for specific styles and domains.

Fine-tune FLUX.2 [dev] from Black Forest Labs with custom datasets. Create specialized LoRA adaptations for specific styles and domains.

Meshy N1 retexture applies new textures to an existing 3D model using native 3D texturing, producing 2K base color textures from reference images.

Qwen Image 2512 LoRA training

Fast LoRA trainer for Z-Image-Turbo, a super fast text-to-image model of 6B parameters developed by Tongyi-MAI.

Seed 2.0 Mini is a high-performance multimodal model optimized for low latency and high concurrency. It supports text, image, and video input with 256K context and configurable thinking/reasoning modes.

Optimize 3D mesh topology with Hunyuan 3D Smart Topology.