three.ws MCP

A hosted Model Context Protocol server providing tools for avatars, glTF validation, agent data, and memory. It integrates with the three.ws platform for 3D AI agent interactions and supports x402 payment sessions for monetized endpoints.

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Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by three.ws

Vendor documentation

What you can do with it

Generate and validate 3D avatars and models
Manage agent data and memory
Execute pay-per-call agent skills via x402

Source and maintenance

Community listingRegistry 0.1.5

mcp-registry: io.github.nirholas/agentcore-payments-mcp@0.1.5 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@three-ws/agentcore-payments-mcp 0.1.5

npmnpx

@three-ws/agentcore-payments-mcp package definition

{
  "version": "0.1.5",
  "transport": "stdio",
  "identifier": "@three-ws/agentcore-payments-mcp",
  "runtimeHint": "npx",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "THREE_WS_SESSION",
      "format": "string",
      "description": "Your three.ws session token (value of the `__Host-sid` cookie from a signed-in browser). Required for account management operations: create_payment_session, list_payment_sessions, check_payment_session, cancel_payment_session."
    },
    {
      "name": "PAYMENT_SESSION_TOKEN",
      "format": "string",
      "description": "A payment session bearer token (starts with 'pss_') from create_payment_session. Used by the agent for pay_with_session calls when no inline token is passed. Treat like a spending card — it authorizes payments up to the session's budget."
    },
    {
      "name": "THREE_WS_BASE",
      "format": "string",
      "default": "https://three.ws",
      "description": "Base URL of the three.ws API. Override only when self-hosting or targeting a preview deployment."
    },
    {
      "name": "THREE_WS_TIMEOUT_MS",
      "format": "number",
      "default": "30000",
      "description": "Per-request HTTP timeout in milliseconds. x402 payments involve on-chain settlement so this should be generous (default: 30000)."
    }
  ]
}

Tools

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No tool definitions available.

Connect from your client

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "three-ws-mcp-three-ws-agentcore-payments-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/agentcore-payments-mcp@0.1.5"
      ],
      "env": {
        "THREE_WS_SESSION": "<YOUR_THREE_WS_SESSION>",
        "PAYMENT_SESSION_TOKEN": "<YOUR_PAYMENT_SESSION_TOKEN>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_TIMEOUT_MS": "<YOUR_THREE_WS_TIMEOUT_MS>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "three-ws-mcp-three-ws-agentcore-payments-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/agentcore-payments-mcp@0.1.5"
      ],
      "env": {
        "THREE_WS_SESSION": "<YOUR_THREE_WS_SESSION>",
        "PAYMENT_SESSION_TOKEN": "<YOUR_PAYMENT_SESSION_TOKEN>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_TIMEOUT_MS": "<YOUR_THREE_WS_TIMEOUT_MS>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "three-ws-mcp-three-ws-agentcore-payments-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/agentcore-payments-mcp@0.1.5"
      ],
      "env": {
        "THREE_WS_SESSION": "<YOUR_THREE_WS_SESSION>",
        "PAYMENT_SESSION_TOKEN": "<YOUR_PAYMENT_SESSION_TOKEN>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_TIMEOUT_MS": "<YOUR_THREE_WS_TIMEOUT_MS>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "three-ws-mcp-three-ws-agentcore-payments-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@three-ws/agentcore-payments-mcp@0.1.5"
      ],
      "env": {
        "THREE_WS_SESSION": "<YOUR_THREE_WS_SESSION>",
        "PAYMENT_SESSION_TOKEN": "<YOUR_PAYMENT_SESSION_TOKEN>",
        "THREE_WS_BASE": "<YOUR_THREE_WS_BASE>",
        "THREE_WS_TIMEOUT_MS": "<YOUR_THREE_WS_TIMEOUT_MS>"
      }
    }
  }
}

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