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CEF Radar MCP server

Which MCP servers are CEF Radar's own, from the official registry and from asking its own domain, whether they answer, and what they offer. A program checked each of these, nobody copied them from a product page.

read 2026-10-21

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Whose server it is
  • Registry namecom.cefradar/cefradarverified in the MCP registry

The registry name sits under cefradar.com. The registry only lets a publisher use that namespace after proving control of the domain through DNS or HTTP.

When we asked itchecked 2026-10-21
  • Stateanswerschecked 2026-10-21
  • Tools9
  • Server calls itselfcefradar
  • Server version0.1.0
  • Protocol version2025-06-18

On 2026-10-21 the server answered initialize and tools/list without a sign-in. First answer in 542 ms.

Should an agent connect itConnect it, with care
  • Its tools do check whether a large investor has bought into a fund; see buy back offers and their deadlines for a fund, but not get emailed when a fund you own announces a vote.

Once connected

  • For "check whether a large investor has bought into a fund", the likely first call is get_fund.
  • For "see buy back offers and their deadlines for a fund", the likely first call is get_fund_events.

Said by rules from the measurements above. The likely first call is a model's pick from the tool list; read its description before relying on it.

Measured dailydaily checks: 7, the first on 2026-10-21
  • INITE MCP score91 of 100answers 100 · does the job 67 · definitions 100 · context 100 · connects 100
  • What an agent can do with it2 of 3 use cases
  • Answered100% of days7 of 7 daily checks
  • Median first answer526 ms
  • Space in an agent's context≈ 1,865 tokensthe definitions of all its tools (9), which an agent carries on every turn
  • Tool definitionsA · 100 of 100
  • Typed results0 of 9 toolsdeclared outputSchema: results come typed, read once
  • Every tool passes all six checks.

What an agent can do with it

  • can do · check whether a large investor has bought into a fund
  • can do · see buy back offers and their deadlines for a fund
  • cannot · get emailed when a fund you own announces a vote

Each of the product's use cases, put to Jev against this server's tool list: can an agent do it with these tools?

Worth a look

None of the five warning signs in these definitions.

A program checks the server once a day: initialize and tools/list, no model. Tokens are the definitions' length at about four characters a token. The grade averages six checks of every tool's name, description, schema and annotations; it says how well the tools are described, not whether they work. The score weighs what was measured and nothing else: answering (25%), doing the product's job (25%), definitions (20%), context (10%), use (10%) and how readily a client connects (10%). A part that was not measured is left out, and a hidden instruction caps the score at 40. The state of vendors' MCP servers: method and numbers →

Tools it offers9 tools · read 2026-10-21
  • search_funds

    Finds a U.S. closed-end fund by its ticker, its name or the firm that runs it and returns up to 6 matches with a link to each fund's page, from SEC filings, with as-of dates and links to the original documents. Results are informational…

  • get_fund

    Tells you, in plain words, whether a large investor is targeting a U.S. closed-end fund, whether the fund has announced something you must act on and by when, what it costs, how much it borrows, how big it is and what it holds, from SEC…

  • get_fund_events

    Lists one closed-end fund's dated announcements a holder may need to act on (offers to buy back shares, shareholder votes, closings, mergers, offers of new shares, payout notices) with the deadline and what to do, from SEC filings, with…

  • get_fund_holdings

    Describes what a closed-end fund holds - the mix by type of holding and country and its largest positions - from SEC filings, with as-of dates and links to the original documents. Results are informational, read automatically from public…

  • list_events

    Lists recent announcements across all U.S. closed-end funds (buy-back offers, votes, closings, mergers, offers of new shares, payout notices), newest first, each with the fund, the deadline and what to do, from SEC filings, with as-of…

  • list_activists

    Lists the large investors we follow - those who buy into closed-end funds and sometimes push for changes - with how many funds each is in now and its newest move, from SEC filings, with as-of dates and links to the original documents…

  • get_activist

    Describes one large investor in plain words: how many funds it is in and where it is pushing for changes, what it usually does, the funds it has left and its recent moves, from SEC filings, with as-of dates and links to the original…

  • latest_filings

    Lists the newest notices large investors filed about owning 5% or more of a fund (raised or cut a stake, may push for changes, passive, sold down), one plain sentence each, from SEC filings, with as-of dates and links to the original…

  • which_funds_hold

    Lists every U.S. closed-end fund whose latest quarterly holdings report includes a company or bond you name (or its CUSIP or ISIN), with each fund's share of it and the report date, from SEC filings, with as-of dates and links to the…

How to connect

Add the server to your MCP client config. Claude Desktop, Cursor and most other clients read this shape:

{
  "mcpServers": {
    "cefradar": {
      "type": "http",
      "url": "https://cefradar.com/mcp"
    }
  }
}

Add it

Claude Code, in a terminal

claude mcp add --transport http cefradar https://cefradar.com/mcp

Add to CursorAdd to VS Code

claude.ai, ChatGPT and other clients: add https://cefradar.com/mcp as a custom connector in the settings.

Each line is something a program found when it went looking: the registry entry, the server's own answer, a spec that parses. A missing line means we did not find it, not that it does not exist.