List Discord Channels

Immutable Catalog Entry

This descriptor comes from the active versioned Portal catalog.

READdiscord.list_channels

• Contract tier: agent_ready
• Risk: read
• Catalog version: discord-2026.07.12.3
• Descriptor hash: 0bc2b0b808b7bb676cd68f4529dfeae32a36028bd558fe3b7f8bc46d65ffc32f

Use this when you need the readable channel inventory. This reads guild channels without changing state through Discord's API and returns channel IDs, names, types, positions, and category context. It requires a configured Discord bot and guild with the relevant permissions.

Request Body

{
  "jsonrpc": "2.0",
  "id": "discord-list-channels-example",
  "method": "tools/call",
  "params": {
    "name": "discord.list_channels",
    "arguments": {
      "guild_id": "guild_id_123"
    }
  }
}

Arguments Schema

{
  "type": "object",
  "title": "list_channels input",
  "properties": {
    "guild_id": {
      "type": "string",
      "title": "Guild Id",
      "default": "",
      "description": "Optional Discord guild snowflake override; otherwise uses request-scoped configuration."
    }
  },
  "description": "Validated input for the Discord MCP list_channels tool."
}

Output Schema

{
  "oneOf": [
    {
      "type": "object",
      "required": [
        "ok",
        "data",
        "meta"
      ],
      "properties": {
        "ok": {
          "const": true
        },
        "data": {
          "type": "object",
          "properties": {
            "count": {
              "type": [
                "integer",
                "null"
              ],
              "description": "Provider data field count returned by list_channels."
            },
            "channels": {
              "type": "array",
              "items": {},
              "description": "Provider data field channels returned by list_channels."
            }
          },
          "description": "channel IDs, names, types, positions, and category context",
          "additionalProperties": true
        },
        "meta": {
          "type": "object",
          "required": [
            "duration_ms",
            "rate_limit",
            "warnings"
          ],
          "properties": {
            "guild_id": {
              "type": "string"
            },
            "warnings": {
              "type": "array",
              "items": {
                "type": "string"
              }
            },
            "thread_id": {
              "type": "string"
            },
            "channel_id": {
              "type": "string"
            },
            "rate_limit": {
              "type": "object",
              "additionalProperties": true
            },
            "request_id": {
              "type": "string"
            },
            "duration_ms": {
              "type": "integer",
              "minimum": 0
            }
          },
          "description": "Safe execution metadata containing no credentials or raw headers.",
          "additionalProperties": true
        }
      },
      "additionalProperties": false
    },
    {
      "type": "object",
      "required": [
        "ok",
        "error",
        "meta"
      ],
      "properties": {
        "ok": {
          "const": false
        },
        "meta": {
          "type": "object",
          "required": [
            "duration_ms",
            "rate_limit",
            "warnings"
          ],
          "properties": {
            "guild_id": {
              "type": "string"
            },
            "warnings": {
              "type": "array",
              "items": {
                "type": "string"
              }
            },
            "thread_id": {
              "type": "string"
            },
            "channel_id": {
              "type": "string"
            },
            "rate_limit": {
              "type": "object",
              "additionalProperties": true
            },
            "request_id": {
              "type": "string"
            },
            "duration_ms": {
              "type": "integer",
              "minimum": 0
            }
          },
          "description": "Safe execution metadata containing no credentials or raw headers.",
          "additionalProperties": true
        },
        "error": {
          "type": "object",
          "required": [
            "type",
            "message"
          ],
          "properties": {
            "type": {
              "type": "string"
            },
            "message": {
              "type": "string"
            },
            "diagnostics": {
              "type": "object",
              "additionalProperties": true
            },
            "required_perms": {
              "type": "array",
              "items": {
                "type": "string"
              }
            },
            "discord_error_code": {
              "type": "integer"
            }
          },
          "additionalProperties": false
        }
      },
      "additionalProperties": false
    }
  ],
  "title": "Discord MCP provider result",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "description": "Normalized success or semantic-error response; ok=false is a failed call."
}

Code Examples

cURL

curl -X POST 'https://portal.madpanda3d.com/api/mcp' \
  -H 'Authorization: Bearer mad_live_***' \
  -H 'Content-Type: application/json' \
  -d '{
  "jsonrpc": "2.0",
  "id": "discord-list-channels-example",
  "method": "tools/call",
  "params": {
    "name": "discord.list_channels",
    "arguments": {
      "guild_id": "guild_id_123"
    }
  }
}'

Node.js

const response = await fetch('https://portal.madpanda3d.com/api/mcp', {
  method: 'POST',
  headers: {
    Authorization: 'Bearer mad_live_***',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "jsonrpc": "2.0",
  "id": "discord-list-channels-example",
  "method": "tools/call",
  "params": {
    "name": "discord.list_channels",
    "arguments": {
      "guild_id": "guild_id_123"
    }
  }
}),
});
const data = await response.json();
console.log(data);

Python

import requests

url = 'https://portal.madpanda3d.com/api/mcp'
headers = {
    'Authorization': 'Bearer mad_live_***',
    'Content-Type': 'application/json',
}
payload = {
  "jsonrpc": "2.0",
  "id": "discord-list-channels-example",
  "method": "tools/call",
  "params": {
    "name": "discord.list_channels",
    "arguments": {
      "guild_id": "guild_id_123"
    }
  }
}
response = requests.post(url, headers=headers, json=payload, timeout=60)
print(response.json())

Example Responses

200 Success

{
  "ok": true,
  "message": "Tool discord.list_channels executed successfully.",
  "note": "Response shape varies by MCP tool. Inspect live responses for exact fields."
}

502 Upstream Error

{
  "ok": false,
  "classification": "upstream_http_error",
  "message": "Upstream MCP returned a non-success status."
}