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Hagglyai

by hagglyai.com · remote · no sign-in to list tools · v0.1.1 · published by com.hagglyai

Compare paid agent endpoints (x402 + MCP) on price, uptime and real usage before you pay.

Changes · 1
CompareRegistry entry

5 tools: 1 change things and 4 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http haggly https://hagglyai.com/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

5 tools

Changes things 1Claude Code: ask
Only reads 4Claude Code: allow
  • check_endpointReturns the score, stored probe history, price and usage for an exact endpoint URL in Hagglyai's catalogue.No findings

    Why it is in this group

    • The description's first verb is "return": a word for reading.
    Description, as the server wrote it
    Returns the score, stored probe history, price and usage for an exact endpoint URL in Hagglyai's catalogue. Does not call the supplied URL. Hagglyai API documentation: https://hagglyai.com/openapi.json

    Annotations the server declares

    • title: Check an endpoint
    • readOnlyHint: true
    • openWorldHint: false
  • compare_categoryFull ranked comparison of paid endpoints in one category.No findings

    Why it is in this group

    • The name "compare_category" says "compare": a word for reading.
    Description, as the server wrote it
    Full ranked comparison of paid endpoints in one category. Call list_categories for valid ids.

    Annotations the server declares

    • title: Compare a category
    • readOnlyHint: true
    • openWorldHint: false
  • find_bestGiven a plain-language task (e.g.No findings

    Why it is in this group

    • The name "find_best" says "find": a word for reading.
    Description, as the server wrote it
    Given a plain-language task (e.g. 'web search', 'scrape a page to markdown', 'BTC price'), returns the recommended paid API endpoint and ranked alternatives with price per call, reliability score and real usage. Use before paying for an unfamiliar x402 API.

    Annotations the server declares

    • title: Find the best paid endpoint for a task
    • readOnlyHint: true
    • openWorldHint: false
  • list_categoriesCategories Hagglyai compares, with endpoint counts, the cheapest price per call, and each category's sub-categories (platform and task ids for compare_category).No findings

    Why it is in this group

    • The name "list_categories" says "list": a word for reading.
    Description, as the server wrote it
    Categories Hagglyai compares, with endpoint counts, the cheapest price per call, and each category's sub-categories (platform and task ids for compare_category).

    Annotations the server declares

    • title: List categories
    • readOnlyHint: true
    • openWorldHint: false

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 0.1.1. Values in angle brackets are yours to fill in.

claude mcp add --transport http haggly https://hagglyai.com/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__haggly__find_best",
      "mcp__haggly__compare_category",
      "mcp__haggly__check_endpoint",
      "mcp__haggly__list_categories"
    ],
    "ask": [
      "mcp__haggly__most_popular"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as haggly. Review it before you use it.