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.

SOTA stemming model for voice, drums, bass, guitar and more.

Isolate audio tracks using ElevenLabs advanced audio isolation technology.

A audio understanding model to analyze audio content and answer questions about what's happening in the audio based on user prompts.

Change the voices in your audios with voices in ElevenLabs!

Train styles, people and other subjects at blazing speeds.

Transform voices using Resemble AI's Chatterbox. Convert audio to new voices or your own samples, with expressive results and built-in perceptual watermarking.

Audio separation with SAM Audio. Isolate any sound using natural language—professional-grade audio editing made simple for creators, researchers, and accessibility applications.

Clone your voices using Qwen3-TTS Clone-Voice model with zero shot cloning capabilities and use it on text-to-speech models to create speeches of yours!

Create Voices to be used with Kling Models Voice Control

Whether you're working on memes, videos, games, or AI agents, Chatterbox brings your content to life. Use the first tts from resemble ai.

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.

Merge audios into a single audio using FFmpeg API!

Studio-quality speech from noisy recordings

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.

Generate music from a lyrics and example audio using ACE-Step

Enhance speech audio by removing background noise and upsampling to 48KHz

Stable Audio 3 Medium audio-to-audio is a 1.4 billion parameter latent diffusion model that transforms an input audio clip into new stereo variations up to 6 minutes guided by a text prompt.

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

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

Generate high quality music and sound effects using Stable Audio 2.5 from StabilityAI