"Reliable sources for use in training language models" matching MCP connectors:

Document PlayerAOAuth

com.documentplayer

Text to speech for your AI. Your AI can send text to Doc Player to read it aloud. You will see a reader window with the text and you can control the playback sentence by sentence. Find an example here: https://documentplayer.com/connect-ai/

Text-to-speech API: neural voices, pay-per-credit in Bitcoin sats via BTCPay.

KeenIELTSA

com.keenielts

Free IELTS prep: band-scored student essays and interactive Listening/Reading drills graded in-chat.

ElevenLabs in natural language: generate speech in any language, create and manage voices, compose m

Hosted pay-per-use TTS: 54 neural voices, 9 languages incl. Brazilian Portuguese. $10 free credits.

Kurdish-first AI tools: translation (250+ languages), spell check, grammar and Kurdish TTS.

CleanAudioOAuth

app.cleanaudio.mcp

Hosted MCP for speech cleanup. Remove noise, filler words, and dead air. Also cut, join, transcribe, and TTS. Sign in with a CleanAudio account. No API key. Endpoint: https://mcp.cleanaudio.app/mcp This is cleanaudio.app, not cleanaudio.io.

Pronunciation scoring, speech-to-text, and text-to-speech for language learning

The Listenetic MCP server is a remote, cloud-hosted server that enables AI assistants like ChatGPT and Claude to convert articles, documents, websites, and videos into high-quality AI-generated audio. It provides multi-format support for text and binary files, natural-sounding text-to-audio conversion using AI, and specialized processing for SSML, markup, markdown, and various media formats through three core tools: listentic_supported_mimetypes, listentic_add_content_text, and listentic_add_content_binary.

MCP server for Text-to-Speech

PodstowOAuth

app.podstow

Send web articles or AI-written text to your personal podcast feed; listen in any podcast app.