How to create draft emails using Gmail's support agent class MCP Connectors

MarkupBase AOAuth

MarkupBase turns AI-generated Markdown and HTML into durable, versioned artifacts that people can review and discuss. Its MCP server lets agents publish new versions, preserve contextual comments, include hosted images, and respond to feedback through secure account-linked identities, creating a clear human review boundary without requiring real-time editing.

Content Management Systems RAG Systems Workplace & Productivity

122

ThinAir Data AOAuth

Connect your AI to any database — PostgreSQL, MySQL, or SQL Server — in seconds.

Customer Data Platforms Databases RAG Systems

263

Search Fragments A

For queries a model can't confidently place: resolves or declines. Built to decline, not guess.

RAG Systems Search

12

ToolSnap MCP A

Deterministic AI agent microtools, no accounts/API keys. fetch_extract: 98% token cut. 38 tools.

Blockchain RAG Systems Web Scraping

1731

Dodo Knowledge MCP A

A semantic search server that gives AI assistants instant access to Dodo Payments documentation and knowledge base.

Search Documentation Access RAG Systems

12

ColdState Knowledge Search A

**ColdState Knowledge Search MCP Server** https://github.com/daniel-coldstate/coldstate-mcp Semantic search over 64.6M knowledge entries — the structured alternative to web search APIs and web scraping for LLM agents. No crawling, no rate limits, sub-3s responses. Cloud-hosted at services.coldstate.ai

Search Knowledge & Memory RAG Systems

162

PERSONAIZER A

Free MCP API to create AI chat personas for websites — upload knowledge, search, and chat

AI & Machine Learning RAG Systems

51

Autonomy x402 Tools A

Pay-per-call agent tools over x402: site audits, llms.txt generation, wallet watch, catalog.

Cryptocurrency Autonomous Agents RAG Systems

61

ctx A

Turn a GitHub repo or docs site into agent-ready context: pack it or search it, over MCP.

RAG Systems Search Documentation Access

611

a9n9 Deep Research A

Objective-driven deep research: free daily quick search plus MPP-paid cross-source browser reports.

Search RAG Systems Research & Data

51

ai·rete·rag A

Author rules from policy docs, then decide: a Rete engine gives the verdict, an LLM explains why.

RAG Systems AI & Machine Learning Knowledge & Memory

81

agent-memory A

Persistent semantic memory for AI agents: store and recall text by meaning (RAG). x402

RAG Systems Vector Databases

211

fresh A

Know whether an AI agent should REUSE or REFETCH a URL before retrieving it again.

Browser Automation Web Scraping RAG Systems

21

Agent Newsstand C

Market data and web intelligence for AI agents, paid per call in USDC on Base via x402.

Finance Search RAG Systems

161

lens A

Create your digital twin: a public page that answers from your own material, with citations.

RAG Systems Knowledge & Memory Search

31

agentsearch-mcp A

LLM-ready web search + instant answers + URL-to-clean-text fetch for agents and RAG.

Search RAG Systems Browser Automation

31

Mdkit A

Document-to-Markdown MCP server — convert PDF, Office and HTML into LLM-ready Markdown.

Developer Tools RAG Systems Data Platforms

31

doc.page PDF Extraction A

Extract PDFs to Markdown, RAG chunks and cited tables; publish tracked Doc Links with read stats.

RAG Systems Documentation Access

72

stagenth · 文档解析 A

Parse PDF/Word/PPT/HTML to Markdown; tables as JSON, image extraction, RAG chunking, page ranges.

RAG Systems File Systems

42

changegamer A

Agent-first resource directory for AI agents: protocols, security, RAG, memory, evals, and more.

RAG Systems Knowledge & Memory Agent Orchestration

122

"How to create draft emails using Gmail's support agent class" matching MCP connectors: