General Tools

frederickandsons.xyz

Manages fair equity splits and vesting plans for partnerships based on contributions.

1 endpoint9 known toolsFirst detected July 25, 2026Last detected September 5, 2026

ENDPOINT 1

https://frederickandsons.xyz/fifty50/mcp

No auth detected

MCP server metadata

Name: fifty50
Version: 1.27.2

Capabilities

experimentalpromptsresourcestools

Known tools 9

create_partnership

Create a partnership and its partners (Fifty50 API: POST /v1/partnerships).

Potential side effects

add_contribution

Log what a partner contributed; this drives the equity split (Fifty50 API: POST /v1/partnerships/{pid}/contributions).

Potential side effects

get_attribution

Get the current fair equity split for a partnership, with reasoning and uncertainty bands (Fifty50 API: GET /v1/partnerships/{pid}/attribution).

Inferred read-only

forecast_equity

Monte-Carlo simulate where the equity split is heading (Fifty50 API: POST /v1/partnerships/{pid}/simulate).

Potential side effects

recommend_vesting

Recommend a vesting plan and flag when a grant has drifted from fair (Fifty50 API: POST /v1/partnerships/{pid}/vesting-plan).

Potential side effects

record_outcome

Record a realized split (e.g.

Inferred read-only

browse_marketplace

Browse the co-founder / collaborator marketplace (Fifty50 API: GET /v1/listings).

Inferred read-only

post_listing

Post a marketplace listing to find a co-founder or skill you're missing (Fifty50 API: POST /v1/listings).

Potential side effects

ask_assistant

Ask Fifty50's AI co-pilot in plain English, e.g.

Inferred read-only

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.fifty50]
url = "https://frederickandsons.xyz/fifty50/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "fifty50": {
      "type": "http",
      "url": "https://frederickandsons.xyz/fifty50/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: fifty50
Remote MCP URL: https://frederickandsons.xyz/fifty50/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "fifty50": {
      "url": "https://frederickandsons.xyz/fifty50/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "fifty50": {
      "type": "http",
      "url": "https://frederickandsons.xyz/fifty50/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "fifty50",
  "transport": "streamable-http",
  "url": "https://frederickandsons.xyz/fifty50/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Trust Data Available

BuiltWith Trust API v2 evidence for frederickandsons.xyz was fetched 2026-08-24T02:55:30.909Z.

Trust status Neutral

frederickandsons.xyz is assessed as Neutral: No suspicious signals found, but no strong positive signal either

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.