@agentutility/mcp-bestiary

A creature compendium for every world. · 6 tools · $0.01 – $0.08

INSTALL — CLAUDE DESKTOP

{
  "mcpServers": {
    "agentutility-bestiary": {
      "command": "npx",
      "args": [
        "-y",
        "@agentutility/mcp-bestiary"
      ],
      "env": {
        "X402_PRIVATE_KEY": "0xYOUR_PRIVATE_KEY_HEX"
      }
    }
  }
}

Path: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

INSTALL — CURSOR

{
  "mcpServers": {
    "agentutility-bestiary": {
      "command": "npx",
      "args": [
        "-y",
        "@agentutility/mcp-bestiary"
      ],
      "env": {
        "X402_PRIVATE_KEY": "0x..."
      }
    }
  }
}

Path: .cursor/mcp.json in your project root.

FUNDING

Send any amount of USDC on Base mainnet to the address derived from your X402_PRIVATE_KEY. The MCP server uses it to pay per call.

USDC on Base contract: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

TOOLS (6)

tool	price	description
`bestiary-random`	$0.01	Returns a random creature with a short encyclopedia entry and a fun fact.
`creature-compare`	$0.01	Compares any two creatures head-to-head and reasons out who would win.
`creature-identify`	$0.01	Identifies a creature from a description, set of clues, or half-remembered details.
`creature-image`	$0.08	Renders any creature as an image and returns a hosted PNG URL.
`creature-lore`	$0.01	An encyclopedia of creatures, monsters, spirits, and beings from any world or source.
`creature-statblock`	$0.01	Turns any creature from any world, book, film, game, myth, or song into an original, playable 5e-style stat block.