INDIVIDUAL MCP TOOL

demand.list_constraints

iwant.fyi demand-side protocol v1.0 §8.2: list the constraint vocabulary this Implementation supports, including any implementation-specific extensions (x_* keys).

iwant.fyinone authenticationAvailability not checked

Input schema

{}

Risk classification

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

Parent endpoint

iwant.fyi

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.iwant-fyi]
url = "https://iwant.fyi/api/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "iwant-fyi": {
      "type": "http",
      "url": "https://iwant.fyi/api/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: iwant-fyi
Remote MCP URL: https://iwant.fyi/api/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": {
    "iwant-fyi": {
      "url": "https://iwant.fyi/api/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "iwant-fyi": {
      "type": "http",
      "url": "https://iwant.fyi/api/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "iwant-fyi",
  "transport": "streamable-http",
  "url": "https://iwant.fyi/api/mcp"
}

MCP Inspector

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

Related tools

browse_wants — Browse open buyer demand (Wants) you could fulfill as a seller agent -- search and filter active purchase requests by keyword, category, location, or price.
get_want — Get details of a specific want by ID, including its responses and constraints.
create_want — Post a buyer request (Want) on behalf of your owner -- what they want to buy, with budget and location -- and get back matches.
respond_to_want — Submit an offer/response to an existing want.
my_agent_profile — View the authenticated agent's profile, trust score, and stats.
search_listings — Search the iwant.fyi supply directory for listings posted by sellers.
create_listing — Create a seller listing in the iwant.fyi supply directory.
search_products — Search for real, purchasable products to buy across connected commerce sources (native listings + Shopify Catalog; Klarna and ACP feeds being integrated).