Castos MCP by usefulapi

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

• Connection: Runs in the cloud
• Transport: Streamable HTTP
• Category: Games, sports, food & learning

Install

Pick the AI app you use, then copy the settings.

You need

• Runs in the cloudNothing to install; it connects over the internet

Which app do you use?

https://castos.usefulapi.io/mcp

claude mcp add --transport http castos https://castos.usefulapi.io/mcp

{
  "mcpServers": {
    "castos": {
      "url": "https://castos.usefulapi.io/mcp"
    }
  }
}

{
  "servers": {
    "castos": {
      "type": "http",
      "url": "https://castos.usefulapi.io/mcp"
    }
  }
}

https://castos.usefulapi.io/mcp

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These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Tool names and descriptions exactly as the server reported them on Nov 8, 2026. The maker wrote them, not us; we show them as plain text.

• castos_list_podcasts

  List the podcasts on the authenticated Castos account, with title, description, language and feed settings. Castos API: GET /podcasts.

• castos_get_podcast

  Get one podcast by id, with its settings and metadata. Castos API: GET /podcasts/{podcast_id}.

• castos_update_podcast

  WRITE. Change the metadata of an existing podcast. Only the fields you pass are sent. It does not change the cover image, the feed redirect or the episodes. Castos API: POST /podcasts/{podcast_id}.

• castos_list_episodes

  List the episodes of one podcast, with id, title, created date and publish date. Castos API: GET /podcasts/{podcast_id}/episodes.

• castos_get_episode

  Get one episode of a podcast by id, with its title, notes and audio details. Castos API: GET /podcasts/{podcast_id}/episodes/{episode_id}.

• castos_create_episode

  WRITE. Add a new episode to a podcast. The audio is downloaded from episode_file_url (https, up to 40 MB) and uploaded to Castos. The episode may publish to the live feed at once, so check the publish date. Castos API: POST /podcasts/{podcast_id}/episodes (multipart).

• castos_update_episode

  WRITE. Change the text or settings of an existing episode. Only the fields you pass are sent. To replace the audio, pass updated_episode_file as a public https URL. Castos API: POST /podcasts/{podcast_id}/episodes/{episode_id}.

• castos_list_private_subscribers

  List the private subscribers of one podcast, one page at a time. Castos API: GET /private-subscribers.

• castos_get_private_subscriber

  Get one private subscriber by subscriber id. Castos API: GET /private-subscribers/{subscriber_id}.

• castos_get_private_subscriber_by_email

  Find a private subscriber by email. The reply lists the subscriber and its subscriptions; the subscription id is what castos_revoke_private_subscriber needs. Castos API: GET /private-subscribers/email/{email_address}.

• castos_create_private_subscriber

  WRITE. Add an email address as a private subscriber of a podcast, so it can access the private feed. Castos API: POST /private-subscribers.

• castos_reactivate_private_subscriber

  WRITE. Reactivate a private subscriber by subscriber id, for example after a revoke by mistake. Castos API: POST /private-subscribers/reactivate/{subscriber_id}.

• castos_revoke_private_subscriber

  WRITE. Cancel one private subscription, so the subscriber loses access to that private feed. Pass the subscription id (see castos_get_private_subscriber_by_email). Castos API: POST /private-subscribers/{subscription_id}.

• castos_list_categories

  List the podcast categories that Castos accepts for the itunes_category fields. Castos API: GET /get-categories.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 8, 2026

• ✓ Pass

  Maker matches the repo

  The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)

• … Not checked yet

  Still maintained

  We have not read this repo from GitHub yet

• … Not checked yet

  Has a licence

  We have not read this repo from GitHub yet

• ✓ Pass

  Endpoint responds

  Responded in 1433 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 14 tool descriptions and found no hidden instructions to the AI

Compared with others in Games, sports, food & learningi

• More stars than 0% of the other 1291 servers in this category
• Published to the registry more recently than 100% of the other 1291 servers in this category
• Basic checks equal to or better than 100% of the other 1291 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

README from the maker

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