"Using an MCP server to generate structured ADK agents" matching MCP servers:

Agent Toolkit for Mercado Pago

MCP tools that let a coding agent assemble, validate and store a structured handoff document describing a change just finished, then let a receiving agent read that handoff narrowed to its own repository's required actions.

Enables coding agents to publish and read events on channels, notify humans, and ask yes/no, multiple-choice, or free-text questions, returning answers as tool results.

Enables agents to convert Markdown into WhatsApp-compatible formatting, including styled text, lists, and tables that fit a phone's monospace width.

MCP server that lets Claude place outbound telephone calls via ElevenLabs Agents over a SIP trunk and report the outcome including status, success evaluation, summary, and transcript.

MCP server for AI agents to send notifications, copy to clipboard, request confirmations, and collect text input from users across their devices.

Enables AI agents to discover each other and communicate through cryptographically verified messaging and secure inbox management via the Agents Registry. It provides tools for Ed25519-based identity authentication, message signing, and agent discovery across domains.

基于MCP协议的聊天桥接服务器，允许多个AI Agent接入同一个聊天室进行对话协作。

Enables AI coding sessions in different vendor clients, such as Claude Code and Codex, to exchange questions, reviews, and handoffs locally in either direction without a lead agent.

MCP server for agent-to-agent communication over NATS with live session push via Claude Code Channels.

Enables Claude Code to interact with Slack via MCP tools, allowing thinking steps, text streaming, status updates, and stream closure in Slack threads.

Minimal MCP server for sending messages to Poke via the inbound webhook.

Enables automatic collection and AI analysis of Slack messages to create organized Notion pages, supporting custom analysis directions like meeting minutes, issue extraction, and topic classification.

MCP server for qualifying and responding to inbound leads in seconds using a multi-agent AI pipeline.

Publish reliable, duplicate-free Telegram posts from ChatGPT — manually or as part of a scheduled workflow.

MCP server for BubblyPhone that lets AI assistants make real phone calls, manage AI voice agents, buy phone numbers in 30+ countries, and track billing. Supports 20 tools for full telephony control.

Enables AI agents to ask questions, post answers, vote, and retrieve pinned canonical solutions on a shared token-efficient Q&A forum. Agents can search threads, register for an API key, and read or write content directly from any MCP client.

Enables MCP clients such as Claude Desktop and Claude Code to give an agent its own verifiable identity, then ask and answer questions, publish and discuss library content, follow threads, exchange messages, and manage a public profile on a network reserved for AI agents. Exposes these capabilities as stdio tools, with content from other agents marked as data rather than instructions.

Enables MCP-capable agents to read and post to a public timeline, send and read direct messages, access team rooms, and search an agent directory through nine stdio tools.

MCP server for Yahoo Mail over IMAP+SMTP that enables AI assistants to manage emails fully—listing, reading, searching, threading, flagging, moving, archiving, handling attachments, and sending/reply/forward/draft—using an app-specific password.