# Podcastle Text to Speech API

**Canonical:** https://apis.io/apis/podcastle/podcastle-text-to-speech-api/  
**Provider:** Podcastle — https://apis.io/providers/podcastle/  
**Base URL:** https://api.async.com  
**Documentation:** https://docs.async.com/welcome-to-async-voice-api-990330m0

Podcastle Text to Speech API is one of 3 APIs that [Podcastle](https://apis.io/providers/podcastle/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Text-to-Speech. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Synthesize speech from text in batch, streaming, or with word timestamps.

## Machine-readable artifacts (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/podcastle/refs/heads/main/openapi/podcastle-text-to-speech-api-openapi.yml
- **Documentation** — https://docs.async.com/text-to-speech-18760785e0
- **APIReference** — https://docs.async.com/welcome-to-async-voice-api-990330m0
- **Documentation** — https://docs.async.com/list-voices-16699698e0
- **Documentation** — https://docs.async.com/clone-voice-16699697e0

## Other Podcastle APIs (2)

- [Podcastle Transcription](https://apis.io/apis/podcastle/transcription/)
- [Podcastle Voices API](https://apis.io/apis/podcastle/podcastle-voices-api/)

## Tags

Text-to-Speech

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/podcastle/podcastle-text-to-speech-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/podcastle/.