The `voicevox_speak_player` tool uses [MCP Apps](https://github.com/modelcontextprotocol/ext-apps) to render an interactive audio player directly
The voicevox_speak_player tool uses MCP Apps to render an interactive audio player directly inside the chat.
The voicevox_speak_player tool uses MCP Apps to render an interactive audio player directly inside the chat. Unlike the standard voicevox_speak tool which plays audio on the server, audio is played on the client side (in the browser/app) — no audio device needed on the server.
speak_player — Create a new player session and display the UI. Returns viewUUID.resynthesize_player — Update all segments for an existing player (new viewUUID each call).get_player_state — Read the current player state (paginated) for AI tuning.open_dictionary_ui — Open the user dictionary manager UI.player — speak_player, resynthesize_player, get_player_state, open_dictionary_uidictionary — get_accent_phrases, get_user_dictionary, add_user_dictionary_word, update_user_dictionary_word, delete_user_dictionary_word, add_user_dictionary_words, update_user_dictionary_wordsfile — synthesize_fileapps — speak_player, resynthesize_player, open_dictionary_ui (MCP App UI tools)Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| voicevox_speak_player | Speak with UI audio player (see Player MCP Tools) |
| voicevox_ping | Check VOICEVOX Engine connection |
| voicevox_get_speakers | Get list of available speakers |
| voicevox_stop_speaker | Stop playback and clear queue |
| voicevox_synthesize_file | Generate audio file |
| voicevox_get_accent_phrases | Get reading and accent positions of a text as inline notation |
| voicevox_get_user_dictionary | List user dictionary words (filter + pagination) |
| voicevox_add_user_dictionary_word | Add a word (pronunciation accepts inline accent notation) |
| voicevox_update_user_dictionary_word | Update a word (omitted fields keep their value) |
| voicevox_delete_user_dictionary_word | Delete a word by UUID |
| voicevox_add_user_dictionary_words | Add multiple words at once |
| voicevox_update_user_dictionary_words | Update multiple words at once |
{
"mcpServers": {
"tts-mcp": {
"command": "npx",
"args": [
"-y",
"@kajidog/mcp-tts-voicevox"
]
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
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