TTS 1

AssemblyAI • assemblyai-tts-1
Model Information
Slug assemblyai-tts-1
LLMs.txt View
Release Date October 28, 2026 New
Organization
Model Description
AssemblyAI TTS 1 is a text-to-speech model from AssemblyAI. It is suited for voice agents, narration, and multilingual applications, and draws on a public library of several thousand voices across languages. Voices are selected by slug or ID, and the spoken language follows the chosen voice or can be set explicitly through the `language` provider option.
Available at 1 Provider
Provider Type Model Name Original Model Input ($/1M) Output ($/1M) Free Actions
OpenRouter
OpenRouter
Chat Code
TTS 1
assemblyai/assemblyai-tts-1 $15.00 $0.00