MerchSage Sponsorship Index

com.merchsage/sponsorsVersion 1.0.0

Public index of YouTube sponsorships: which brands sponsor which creators, from sampled videos.

Status

Responds164 msNov 14, 2026, 14:05 UTCAnswered our handshake without sign-in.

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

Streamable HTTP

https://api.merchsage.com/mcp/sponsorsResponds164 msNov 14, 2026, 14:05 UTC

No sign-in

claude mcp add --transport http sponsors https://api.merchsage.com/mcp/sponsors

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Settings > Connectors > Add custom connector
Name: sponsors
Remote MCP server URL: https://api.merchsage.com/mcp/sponsors

{
  "mcpServers": {
    "sponsors": {
      "url": "https://api.merchsage.com/mcp/sponsors"
    }
  }
}

code --add-mcp '{"name":"sponsors","type":"http","url":"https://api.merchsage.com/mcp/sponsors"}'

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4 tools

Tools of MerchSage Sponsorship Index
	Description		Read-only	Idempotent	Open world
`get_brand`Every indexed creator a brand has sponsored. Args: slug: Brand slug, e.g. 'holafly' (lowercase, hyphen-separated).	Every indexed creator a brand has sponsored. Args: slug: Brand slug, e.g. 'holafly' (lowercase, hyphen-separated).	Not declared	Not declared	Not declared	Not declared
`get_creator`Every indexed sponsorship for one YouTube creator. Args: handle: YouTube handle, with or without the leading '@'.	Every indexed sponsorship for one YouTube creator. Args: handle: YouTube handle, with or without the leading '@'.	Not declared	Not declared	Not declared	Not declared
`list_categories`The sponsorship categories in the index, with per-category counts.	The sponsorship categories in the index, with per-category counts.	Not declared	Not declared	Not declared	Not declared
`search_sponsorships`Search indexed sponsorships by brand name, category and creator size. Args: query: Substring of the brand name (case-insensitive). category: Category enum value, e.g. 'vpn_privacy' (see list_categories). min_subscribers: Only creators with at least this many subscribers. limit: Maximum results (1-200).	Search indexed sponsorships by brand name, category and creator size. Args: query: Substring of the brand name (case-insensitive). category: Category enum value, e.g. 'vpn_privacy' (see list_categories). min_subscribers: Only creators with at least this many subscribers. limit: Maximum results (1-200).	Not declared	Not declared	Not declared	Not declared

Registry status: Active
Published: Sep 1, 2026
Updated: Sep 1, 2026
Website: https://sponsors.merchsage.com/⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Marketing and SEO Design and mediaSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared