Discover / voicempp.shelmail.xyz

VoiceMPP

□ No challenge detected

Self-hosted Voice-as-a-Service. Text-to-speech (TTS) and speech-to-text (STT) paid per-request via Tempo Machine Payments Protocol (MPP). All inference runs locally using Piper TTS and whisper.cpp. 9 voices across 8 languages.

Challenge detected
0 of the last 8 checks
Last checked
16 Oct, 21:16 UTC
In our index since
6 Oct 2026

Endpoint

curl -i https://voicempp.shelmail.xyz/api/stt
# 402 Payment Required: pay with a MPP client, then send the request again.
6 listed endpoints · on mppscan

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://voicempp.shelmail.xyz/api

  • GET/healthNo price listed
  • GET/ttsNo price listed
  • POST/ttsNo price listed
  • GET/voicesNo price listed
  • GET/sttNo price listed
  • POST/sttNo price listed

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 6 of 6 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/voicempp.shelmail.xyz

Recent checks

6 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026
All 8 checks
When (UTC)ResultHTTPResponse
16 Oct, 21:16 UTCNo challenge detected201ms
15 Oct, 14:11 UTCNo challenge detected214ms
14 Oct, 00:19 UTCNo challenge detected393ms
12 Oct, 00:34 UTCNo challenge detected360ms
10 Oct, 10:04 UTCNo challenge detected250ms
9 Oct, 03:33 UTCNo challenge detected250ms
7 Oct, 21:31 UTCNo challenge detected210ms
6 Oct, 19:17 UTCNo challenge detected207ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 21:16 UTC, we detected no payment challenge.

What payment terms does VoiceMPP advertise?

The listing advertises MPP, Tempo and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is VoiceMPP listed?

In mppscan. Superstables first indexed it on 6 Oct 2026.

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