Book a Sponsor

com.bookasponsor/book-a-sponsorVersion 1.0.0

Find brands that already sponsor newsletters like yours, with sponsorship rates.

Status

Responds77 msNov 14, 2026, 13:49 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 13:49 UTC
Latency: 77 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://bookasponsor.com/mcpResponds77 msNov 14, 2026, 13:49 UTC

No sign-in

Claude Code

claude mcp add --transport http book-a-sponsor https://bookasponsor.com/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: book-a-sponsor
Remote MCP server URL: https://bookasponsor.com/mcp

Cursor

{
  "mcpServers": {
    "book-a-sponsor": {
      "url": "https://bookasponsor.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"book-a-sponsor","type":"http","url":"https://bookasponsor.com/mcp"}'

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Tools

4 tools

Tools of Book a Sponsor
	Description		Read-only	Idempotent	Open world
`find_newsletter_sponsors`Use this when someone who runs a newsletter asks which brands might sponsor it or how to find sponsors for it. Takes the newsletter's web address, finds similar newsletters, and returns the brands that sponsored them, with the newsletters and dates where each ad ran. Starts a scan of the public newsletter pages if none exists; a new scan takes about 15 to 60 seconds.	Use this when someone who runs a newsletter asks which brands might sponsor it or how to find sponsors for it. Takes the newsletter's web address, finds similar newsletters, and returns the brands that sponsored them, with the newsletters and dates where each ad ran. Starts a scan of the public newsletter pages if none exists; a new scan takes about 15 to 60 seconds.	No	No	Yes	Yes
`get_newsletter_sponsorship_rates`Use this when someone asks how much to charge for a newsletter sponsorship or what newsletters charge for an ad. Returns the median price newsletters list for the main sponsor slot of one issue, by list size, read from their own advertise pages.	Use this when someone asks how much to charge for a newsletter sponsorship or what newsletters charge for an ad. Returns the median price newsletters list for the main sponsor slot of one issue, by list size, read from their own advertise pages.	No	Yes	Yes	No
`get_sponsor_scan`Use this to read the result of a sponsor scan that find_newsletter_sponsors started, for example when it reported that the scan was still running. Takes the same newsletter web address.	Use this to read the result of a sponsor scan that find_newsletter_sponsors started, for example when it reported that the scan was still running. Takes the same newsletter web address.	No	Yes	Yes	No
`list_brands_sponsoring_newsletters`Use this when someone asks which companies or brands sponsor newsletters, overall or in a topic such as AI, finance or marketing. Returns the brands seen in the most newsletters in the last 12 months, mostly read from published issues.	Use this when someone asks which companies or brands sponsor newsletters, overall or in a topic such as AI, finance or marketing. Returns the brands seen in the most newsletters in the last 12 months, mostly read from published issues.	No	Yes	Yes	No

Details

Registry status: Active
Published: Oct 6, 2026
Updated: Oct 6, 2026
Website: https://bookasponsor.com/⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Marketing and SEOSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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