Hosted MCP for Cartesia text to speech, transcription, voice cloning and pronunciation dictionaries.
How it works
Foe: Echo Banshee, audio to record, clean up, voice or transcribe.
Foes
- Echo BansheeHaze Poison Ward Insight Flicker Pinned Enraged
Party · Context
- MinstrelYour agent100/100Haze Poison Ward Insight Flicker Pinned Enraged
The Echo Banshee blocks the way.
What really happensIt stands for audio to record, clean up, voice or transcribe.
Minstrel: Context 100/100.
The banshee wails, and the whole party's ears ring.
What really happensRaw audio is noisy and long until someone cleans, cuts and mixes it.
Minstrel takes 8. Minstrel: Context 92/100.
The orb opens a portal to Cartesia's voice hall.
What really happensAdd https://mcp.cartesia.ai/mcp, run /mcp, pick cartesia and sign in. An MCP API key is created for your organization.
Echo Banshee takes 33.
The hero listens to voices and accents before choosing.
What really happenslist_voices, list_accents and list_models show the voices, accents and Sonic and Ink model ids you can use.
Echo Banshee takes 15.
The Echo Banshee uses Wail.
Minstrel takes 8. Minstrel: Context 84/100.
Text becomes speech with the right pace and feeling.
What really happenstext_to_speech sets speed, volume, emotion and an optional pronunciation dictionary. clone_voice and localize_voice make new voices.
Echo Banshee takes 22.
The Echo Banshee's song is caught in a file.
What really happensYou get a file id and a download link that lasts 24 hours. speech_to_text turns audio back into text. Usage spends Cartesia credits.
Echo Banshee takes 30. Echo Banshee falls.
The Echo Banshee falls.
Learn this spell
Claude Code
claude mcp add --transport http --scope user cartesia https://mcp.cartesia.ai/mcpNotes
Needs a Cartesia account: run /mcp, pick cartesia and sign in, and a Cartesia MCP API key is made for your organization. Usage counts against your Cartesia credits; get_credit_usage needs an org admin. A local mode runs uvx cartesia-mcp with CARTESIA_API_KEY. Models are Sonic for speech and Ink for transcription. text_to_speech returns a download link that lasts 24 hours. Codex setup is not documented. The repo has no license file. Cartesia also ships coding skills in cartesia-ai/skills.
This spell has no recorded sessions in the curator's logs. Tried it? Send a spell report.

