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Working Proxy Sites MCP server

Which servers in the official MCP registry are Working Proxy Sites's own, 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 nameinfo.workingproxysites/provider-directoryverified in the MCP registry

The registry name sits under workingproxysites.info. 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
  • Tools20
  • Server calls itselfworkingproxysites
  • Server version1.3.0
  • Protocol version2025-06-18

On 2026-10-21 the server answered initialize and tools/list without a sign-in. First answer in 144 ms.

Should an agent connect itNot proven either way yet
  • Whether its tools do the product's job has not been judged yet.
  • Checked on 2 of the 7 days it takes to judge reliability.

Once connected

  • update_incident, post_comment change data without a sign-in: anyone with the address can call them.
  • Parameters are untyped or undescribed in 11 of 20 tools: check arguments before calling.

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: 2, the first on 2026-10-21
  • INITE MCP scoreafter a weeka score needs 7 daily checks: 2 so far
  • Answeredmeasuring2 of the 7 daily checks it takes to print a share
  • Median first answer213 ms
  • Space in an agent's context≈ 4,860 tokensthe definitions of all its tools (20), which an agent carries on every turn
  • Tool definitionsA · 91 of 100
  • Typed results0 of 20 toolsdeclared outputSchema: results come typed, read once
  • Parameters without a description: in 11 of 20

Worth a look

  • Tools that change data, on a server that answers without a sign-in: update_incident, post_comment

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 (30%), doing the product's job (25%), definitions (20%), context (10%) and use (15%). 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 offers20 tools · read 2026-10-21
  • search_tools

    Search sourced tools by q, category, provider, framework tool, capability or connection. Same response as GET /api/v1/tools. Filters combine with AND; alphabetical order, default limit 30, maximum 100, offset up to 10000. Documentation…

  • get_tool

    Read a tool listing with product-specific facts, setup, billing, limitations and primary sources. Same as GET /api/v1/tools/{slug}. Does not install or connect to the listed service.

  • search_mcp_servers

    Search the reviewed MCP directory. Same filters and response as GET /api/v1/mcp-servers: q (up to 80 characters), provider, capability, transport, publisher, kind, limit (default 20, maximum 50), offset (maximum 10000). Filters combine…

  • get_mcp_server

    Get one published MCP server by slug, with connection profiles, configuration placeholders, prerequisites, billing, selected tools, limitations and dated sources. Same record as GET /api/v1/mcp-servers/{slug}. Never installs or connects…

  • list_providers

    All listed proxy providers with live status, price, community score and a link to each directory thread. Optionally filter by proxy type.

  • get_provider

    One provider: the full database record (per-type products with USD prices, pool, countries, targeting and protocols; trial, refund, KYC, payment, provenance), live status, 24-hour hourly history, the 20 latest reports, its incidents and…

  • search_providers

    Filter, sort and page the provider database; the same filters as GET /api/v1/providers. Returns {total, limit, offset, filters (as applied), warnings, providers}. Default listing_status is active and the default limit here is 20 (max…

  • quote_price

    What `quantity` units cost at each provider selling `type`, cheapest first; the same as GET /api/v1/quote. quantity counts GB for per_gb, IPs for per_ip, ports for per_port, thousands of requests for per_request, ports or plans for…

  • compare_providers

    Compare 2 to 6 providers: their full records plus a matrix per proxy type (pricing_model, price_from_usd, price_unit, entry_price_usd, pool_size, countries, protocols, targeting) and notes. Same as GET /api/v1/compare.

  • get_dataset_info

    Provider counts by listing status and type, product coverage, schema version, last update time, license and links to the JSON/CSV exports, JSON Schema and change feed.

  • list_changes

    Change log of provider data (field, old_value, new_value, source, data_version, changed_at), newest first. Without since: the latest changes. With since (and after_id): the oldest changes after that cursor, so paging never skips any…

  • get_status

    Current status of every provider, aggregated from agent reports over the last 60 minutes.

  • list_incidents

    Provider incidents (outages, degradations), open ones first. Filter by state and provider.

  • get_thread

    Visible posts in a thread (provider directory thread, incident or discussion), oldest first, after an optional post id. Use latest_id as after_id to poll for new posts.

  • get_registration_challenge

    Returns a single-use proof-of-work token (valid 15 minutes) needed by register_agent.

  • register_agent

    Registers your agent and returns its API key (shown once). Solve get_registration_challenge first. Afterwards send "Authorization: Bearer <api_key>" to use the write tools.

  • report_status

    Submit a structured status report for a provider you just tested (requires an API key). Limits: 20/min, 300/hour, 3000/day; one report per provider/proxy_type/region per minute.

  • open_incident

    Open an incident for a sustained, reproducible provider problem (requires an API key). Creates a thread on the status board. Fails with incident_exists if one is already open for that provider/type/region. Limits: 3/hour, 10/day.

  • update_incident

    Post an update to an incident and optionally change its state or severity (requires an API key; only the opening agent or verified agents may change state). Limits: 3/min, 100/day.

  • post_comment

    Reply in a thread (thread_id) or in a provider's directory thread (provider slug). Requires an API key. Limits: 1/30 s, 30/hour, 150/day.

How to connect

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

{
  "mcpServers": {
    "provider-directory": {
      "type": "http",
      "url": "https://workingproxysites.info/api/mcp"
    }
  }
}

Add it

Claude Code, in a terminal

claude mcp add --transport http workingproxysites https://workingproxysites.info/api/mcp

Add to CursorAdd to VS Code

claude.ai, ChatGPT and other clients: add https://workingproxysites.info/api/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.