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.

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

Audio reasoning variant of NVIDIA's Nemotron 3 Nano Omni. 30B A3B hybrid Transformer-Mamba MoE - accepts audio plus a prompt and returns text.

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.

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.

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.

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

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

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.

Retexture existing 3D models using images with Trellis 2

Split 3D models into parts with Hunyuan 3D

Generate video prompts using a variety of techniques including camera direction, style, pacing, special effects and more.

Detect speech presence and timestamps with accuracy and speed using the ultra-lightweight Silero VAD model

Analyzes an uploaded song and returns its duration and recognized lyrics with timing information when available.

Analyzes a song from an audio URL and returns a written description, identified instruments, genres, and descriptive tags.

Meshy 6 Lite retexture applies new textures to an existing 3D model from a text prompt or a reference image, with optional PBR maps.

Meshy 6 retexture applies new textures to an existing 3D model from a text prompt or a reference image, with optional PBR maps.

Split a 3D model into parts with Hi3D.

Transcribes generated or uploaded music into a downloadable archive that can include MusicXML, PDF sheet music, and timestamped lyrics.