"Exploring RAG through defined workspaces" matching MCP connectors:

Proposal.bizAOAuth

biz.proposal.app

Proposal.Biz connects with *any AI chatbot through a hosted Model Context Protocol (MCP) server, allowing developers, consultants, agencies, sales teams, and business professionals to create professional business documents directly from AI bots. With the Proposal.Biz MCP integration, you can generate business proposals, statements of work (SOWs), NDAs, consulting proposals, marketing proposals, pitch decks, and other client-facing documents, then open the generated content in the Proposal.Biz b

TimequipAOAuth

com.timequip

Manage Timequip projects, tasks, comments, members, and dashboards through MCP.

Free hosted MCP server that connects ChatGPT and Claude (claude.ai, Claude Code) to multiple Gmail, Google Calendar, Google Drive (read-only) and Google Contacts accounts, Slack workspaces and Notion through one connection URL. Search, read and act across every connected account at once, with a memory shared across your AI assistants. OAuth sign-in. Outlook / Microsoft 365 are not supported.

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.

WebAsk MCPB

io.webask.mcp

Create surveys and quizzes, collect and analyze responses, and generate reports with WebAsk through 161 MCP tools.

EPSTA

cc.epst

Give your AI agents dedicated inboxes on your own {userDomain}.epst.cc domain. Read, search, draft, send, and reply to emails through MCP with a single API key.

Built for companies. Ready for AI agents. PaperOffice is the headless DMS your agent can actually operate: one MCP endpoint to search, read, upload, extract and sign business documents — no UI, no glue code. What the tools do: full-text and semantic search across workspaces · read existing OCR text without a new job · three-step upload with presigned URLs · AI-OCR (text, line boxes, tables) · structured extraction for invoices and 60+ document types (IDP) · PDF generation from Markdown/HTML · e

Search remote jobs, post job listings, find remote candidates, check salary benchmarks, and manage your career, all through AI conversation. The Himalayas MCP server connects your AI assistant to the Himalayas remote jobs marketplace in real time.

Comment.io lets people and trusted agents work on the same files. Review edits and comments in the browser, manage structured data with DocDB, and build apps over your workspace. Connect your preferred agent through a single run tool using OAuth and Streamable HTTP.

Free scheduling your agent can book through: live availability, booking, verification, cancel.

Discover, hire, and verify real-world physical capability through MCP.

Stress-test a decision through named thinkers' lenses: assumptions, counter-arguments, receipt.

Manage Kanera workspaces, boards, cards, checklists, comments, notes, automations, and reports.

SRG+OAuth

io.github.srgplus

Manage SRG+ hubs, channels, content, assets, users, and workspaces from any MCP-aware AI agent.

Workspace messaging: conversations, contacts, agents, and connected lines through scoped OAuth.

Save and retrieve your chosen context, manage shared workspaces, and track project time.

Read Gmail, search GitHub, update Sheets, and post to Slack through Composio.

Your OpenWork org's skills, plugins, workflows, and connections through one OAuth MCP URL.

DolphinQ MCP connects Claude to your project-management workspace. It can create and update projects, stories, and components, wire up dependencies, add comments, attach artifacts, check workloads, and report project health—all through structured tool calls.

Read and write shared BitsWeave context, projects, tasks, and work sessions through MCP.