New: every message picks a fast or a slow model

Inworld AI

Inworld AI provides native APIs for speech synthesis, speech recognition, voice management, model discovery, embeddings, knowledge, and router management.

What agents can do

Actions6

  • Create embeddings

    Generate one complete embedding vector per input text with an Inworld-hosted embedding model.

  • Get voice preview

    Generate the provider-selected, unmetered MP3 preview for a voice and return it as a downloadable file.

  • List models

    List Inworld-supported models and the pricing, modality, context, and output limits needed to choose a model.

  • List voices

    Return one page of voices available for preview or speech synthesis, with optional filtering, language selection, and sorting.

  • Synthesize speech

    Synthesize short text with an Inworld voice and return the complete audio as a downloadable file.

  • Transcribe audio

    Synchronously transcribe a short audio file and return the final transcript, timestamps, and usage.

How it connects

You paste an API key from Inworld AI on a page Composio hosts, so the key never passes through Definable.

Keep the connection to yourself or share it with your workspace. Any action that writes or sends can wait for your approval.