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Baron Power Play Text-to-Speech
x402
Baron Power Play Text-to-Speech is a paid API for AI agents from baron-power-play.baronpowerplay.workers.dev, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-10).
Converts text to speech audio, returning an MPEG audio stream, billed per-call at $0.01 USDC on Base with no API key required.
Price / call$0.01
Success—
StatusUnknown
How this service works
Pay-per-call AI infrastructure for autonomous agents. USDC on Base, settled by Coinbase. No API key, no account, no subscription.
Output
An audio/mpeg binary stream containing synthesized speech of the submitted text, ready for playback or storage. The response is a raw audio file, not a JSON object.
Example use cases
Voiceover for agent notification
“Turn this status update into spoken audio so I can play it as a voice alert: 'Your order has shipped and will arrive tomorrow.'”
Podcast script narration
“Convert this script paragraph into an audio clip I can use in my podcast intro: 'Every day, thousands of agents make decisions that shape the world around us.'”
Accessibility audio for article
“Generate an audio version of this article summary so visually impaired users can listen to it: 'Researchers have discovered a new method for carbon capture that reduces costs by 40 percent.'”
Technical details
Endpoint
POSThttps://baron-power-play.baronpowerplay.workers.dev/tts?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need pay-per-call text-to-speech with no API key, subscription, or account setup — ideal for autonomous AI agents that pay micropayments in USDC on Base via the x402 protocol. Prefer this over subscription-based TTS APIs when you want zero credential management and on-demand, per-call billing.
Side effects
- Payment not settled (402 response if USDC payment on Base is not included or insufficient)
- Malformed request body missing required fields (title, description, input, output) returns a 400 error
- Empty or oversized text input may result in a processing error or truncated audio
- Network timeout on the Cloudflare Worker edge if the TTS synthesis takes too long
- Unsupported body type or method returns validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| tags | array | Machine-readable discovery categories for directory search and ranking. |
| inputrequired | object | |
| titlerequired | string | |
| outputrequired | object | |
| descriptionrequired | string |
Output
Schema · Response
{
"type": "audio",
"example": "audio/mpeg binary stream"
}Tags
x402
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