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Cartesia Voices (BYOK) icon

Cartesia Voices (BYOK)

Read the Cartesia voice catalog, accents, model list, pronunciation dictionaries, fine-tunes and datasets with your own API key

Unify Dynamics LLC

Tools7read-only
Sign-inBYOKbring your own key
Key keptNeverused for one call only
PriceFreeoptional Pro limits
ProviderCartesia Voicesunofficial, not affiliated
Works withMCP · RESTany agent

Try asking

Real questions, and the tools your agent calls to answer them.

Find feminine English voices in Cartesia that I could use for customer support
Tools called
list_voices
Show the details of one Cartesia voice
Tools called
get_voice
Which accents can Cartesia localize a voice into for Spanish?
Tools called
list_accents
Which text to speech models does Cartesia offer?
Tools called
list_models
Which pronunciation dictionaries do I have in Cartesia?
Tools called
list_pronunciation_dictionaries
What is the training status of my Cartesia fine-tunes?
Tools called
list_fine_tunes

About

Cartesia Voices (BYOK) lets an AI assistant read your own Cartesia Voices data through the Cartesia Voices API with a key you supply (API key). Read-only: 7 tools (list_voices, get_voice, list_accents, list_models, list_pronunciation_dictionaries, list_fine_tunes, list_datasets). The BYOK key travels with each request, is used for that one call only and is never stored, logged or cached; it is only ever sent to api.cartesia.ai. Unofficial connector by Unify Dynamics LLC: not affiliated with, endorsed by or sponsored by Cartesia Voices. Cartesia Voices and its logos are trademarks of their owners and are used only to say which service the connector works with.

Sources: Live from the Cartesia Voices API (api.cartesia.ai) with a BYOK key; documentation: https://docs.cartesia.ai/api-reference/voices/list. Endpoints checked against that documentation on 2026-10-16.

Privacy

The publisher, Unify Dynamics LLC, states that tool inputs are processed in memory and not retained.

Data not collectedNo account, no profile, no stored prompts or results.

What it can do

7 tools, grouped by job. Every one is read-only or compute-only.

OpenAPI
Read your data7 tools
  • List voicesList Cartesia voices (library and your own) with name, tagline, description, gender, language, accents and ownership, filterable by search text,…
  • Get voiceGet one Cartesia voice by id: name, tagline, description, gender, language, accents, access and creation time.
  • List accentsList the accents Cartesia supports with language, locale and whether a voice can be localized into each, optionally filtered.
  • List modelsList the Cartesia speech models (text to speech and speech to text) with capability and, for speech to text, batch or streaming modes.
  • List pronunciation dictionariesList pronunciation dictionaries with name, ownership, pinned flag, creation time and the text-to-pronunciation items they hold.
  • List fine tunesList voice fine-tunes with name, language, accent, compatible model ids, dataset and training status including any user errors.
  • List datasetsList fine-tuning datasets with name, id and creation time (file contents are not returned).

Information

PublisherUnify Dynamics LLC
CategoryMusic & audio
LanguagesEnglish
Built forWorldwide
CompatibilityAny MCP client · any agent · REST
Version0.1.0
MCP endpointhttps://byok-cartesia-voices.connectorbay.com/mcp
REST APIopenapi.json
SupportGet help · Status
CountryWorldwide
FunctionOther
LayerDeep connectors

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Get Cartesia Voices (BYOK)

Free · BYOK · Read-only

BYOK: bring your own keyThis connector uses your own Cartesia Voices API key. Create one at https://play.cartesia.ai/keys, with the fewest permissions it needs (read-only if the provider offers it). Your assistant sends it in the X-Upstream-Key header with every request. It is used for that one call only: never stored, logged or cached, and only ever sent to Cartesia Voices. Revoke it at the provider whenever you like. Unofficial connector: not affiliated with Cartesia Voices.