Claude Code With Multiple Accounts (2026)
Claude Code reaches accounts through MCP, so the server decides the count. Register one and address every inbox and calendar you own by name.
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Claude Code reaches accounts through MCP, so the server decides the count. Register one and address every inbox and calendar you own by name.
Codex's plugins hold one account per provider and there is no Outlook plugin. One MCP server reaches every mailbox and calendar you own.
Cursor's Gmail plugin has an Accounts list that users report does not stick, and Outlook holds one. One MCP server reaches every account you own.
An AI event planner that makes the invitation, sends it, and tracks every RSVP. Run the guest list from Claude or ChatGPT, or design it in the browser.
Most AI invitation makers hand you a picture. This one designs the invitation, sends it, reads the replies, and chases the people who went quiet.
Send corporate event invitations that look right, keep the guest list organized, and track every RSVP. Guests reply without an account, an app, or a login.
Connect CarlyEvents to ChatGPT and create a real invitation, import the guest list, and track RSVPs by asking. Nothing is emailed until you approve it.
Add CarlyEvents to Claude with one command and run the event by asking: design, guest list, reminders, RSVPs. Mail stays explicit, so you approve every send.
A guest list app that imports your spreadsheet, groups households, tracks RSVPs and plus-ones, holds a waitlist, and checks people in from a phone.
Add an AI chat widget to any website in about ten minutes. Train it on your own pages and docs, test the answers, then paste one script tag. No developer.
A no-code chatbot builder that trains on your own site and installs with one script tag, or hand the whole build to Claude or ChatGPT and paste the result.
Compare the alternatives to Partiful for invitations and RSVPs, including one your AI agent can build end to end while you approve the send.
Claude Code adds MCP servers with one command. Local, project, and user scopes, remote HTTP servers, and the difference from claude.ai custom connectors.
Claude connects to any remote MCP server through custom connectors. The exact click path, the free plan limit, and why the server must be publicly reachable.
Copilot supports MCP via Copilot Studio and federated connectors, but discovery is not invocation. Which surfaces call your server, and which quietly do not.
Cursor adds MCP servers by one-click link, settings UI, or mcp.json. Project versus global config, which wins on a conflict, and the tool limit to watch.
Gemini supports custom MCP servers through Connected Apps for Spark. The exact steps, the five eligibility gates Google applies, and what MCP still can't do.
Grok takes custom MCP servers at grok.com/connectors. The setup, why a local server needs tunneling, and the admin step that blocks business accounts.
n8n does MCP three ways: exposing workflows as a server, consuming servers as tools, and an instance server that builds workflows from your AI client.
Perplexity takes custom remote MCP servers from Account settings. The exact fields, the admin toggle that is off by default, and a help page that is stale.
VS Code reads MCP servers from mcp.json in your workspace or user profile. Why the tools are invisible outside agent mode, and how server bridging works.
Windsurf adds MCP servers through the Cascade plugin store or a custom entry. Where mcp_config.json lives, and what the connection still cannot do for you.
CarlyChat trains a support chatbot on your site and documents, then installs with one line of code. Your coding agent can build the whole thing over MCP.
CarlyEmail gives your agent a real email address, threaded replies, attachments, and a signed event when mail arrives. Use it over MCP, REST, or an SDK.
CarlyEvents makes the invitation, sends it, and tracks every RSVP. Design it in the browser, or run the whole guest list from Claude or ChatGPT over MCP.
Cursor's Gmail and Outlook plugins hold one account each, so mixed email never fits. Put every mailbox in Carly and work across all of them at once.
Claude Code reaches Gmail through MCP. Add every inbox to Carly, register one server, and address all of them from the terminal by email address.
Cursor's Gmail plugin has an Accounts list, but a second account keeps reverting. Put every inbox in Carly, add one MCP server, and work across all of them.
One Le Chat conversation can reach every Gmail you own. Add each inbox to Carly, register one custom MCP connector, and route by email address.
Manus switches Gmail accounts by re-authorizing the connector. Put every inbox in Carly, add one custom MCP server, and reach them all in one task.
Claude Code reaches Outlook through MCP. Add every mailbox to Carly, register one server, and address all of them from the terminal by address.
Cursor's new Outlook plugin signs in one Microsoft account. Put every mailbox in Carly, add one MCP server, and work across all of them.
Cowork has no connector list of its own. It inherits Claude's. What the built-in ones do, how permissions gate writes, and where custom MCP starts.
WhatsApp is not in Anthropic's directory. Cowork reaches it only through a custom MCP server on the Business API. What that buys, and what it does not.
The plus button on ChatGPT's Plugins page only appears once Developer mode is on, and the toggle moved to Security and login. The full setup, verified.
Yes, you can reach every Gmail and Outlook account from one Codex session. Connect each mailbox to Carly, register one MCP server, and name the inbox.
Two Atlassian tenants in one Codex session is solvable. What is not is anything happening when you are not at the keyboard. How to cover both.
Codex has no Teams connector, and channel reads need an Entra admin. Add each tenant to Carly, register one MCP server, and name the tenant you mean.
Codex's Google Drive plugin holds one account per provider. Add every Drive to Carly, register one MCP server, and address them all from the CLI.
Spark has no native Notion connector, and one Notion authorization reaches one workspace. Connect every workspace to Carly and add Carly to Spark over MCP.
Notion is not a Grok Bot connector. It arrives as an official Cursor marketplace plugin that ships one server entry, and one grant covers one workspace.
Perplexity's Notion connector needs Max, not Pro, and one OAuth grant holds one workspace. How to reach every workspace from one chat instead.
Codex has no OneDrive connector. Add every Microsoft identity to Carly, register one MCP server, and address them all from the Codex CLI.
Codex has no SharePoint connector. Add every Microsoft identity to Carly, register one MCP server, and reach every site and tenant from the CLI.
A Notion authorization covers one workspace. Add every workspace to Carly, connect Carly to Claude once, and one Cowork task reaches all of them.
One Claude account holds one Notion workspace. Connect every workspace to Carly, add Carly to Claude once, and name the workspace in each request.
Codex has no first-party calendar connector, so multi-account access comes down to which MCP server you register. One server beats one per account.
A Notion authorization covers one workspace, and stacking MCP connections gives the run no way to tell them apart. Here is a setup that names each one.
Notion's own MCP server authorizes one workspace, and stacking entries leaves Codex unable to tell them apart. One named server fixes the routing.
Codex's Slack app launches coding tasks, it does not read your channels. Two different multi-workspace questions hide behind that, with different answers.
Codex's Gmail plugin holds one account. Add every inbox to Carly, register one MCP server, and reach all of them from the Codex CLI.
Codex reaches Outlook only through MCP. Add every mailbox to Carly, register one MCP server, and address them all from the Codex CLI.
Zapier MCP connects Claude, ChatGPT, and Cursor to 9,000+ apps. Every tool call costs two tasks from the same quota your Zaps use. Here's the math.
ChatGPT calling api_tool.list_resources and finding no tools usually means the app or connector was not discovered. Diagnose the connection, permissions, and MCP server.
A ChatGPT app can work in a live chat but fail in a Scheduled Task. Test runtime access, approvals, account scope, project files, and the connector itself.
MCP Apps is the first official MCP extension: servers return interfaces that render inline in Claude, ChatGPT, and VS Code. How it works and what it skips.
The Model Context Protocol went stateless, seven of nine Hugging Face image models produced nonconsensual nudes, and Korean chip stocks fell 10.84%.
Native connectors, MCP servers, iPaaS AI steps, AI-native assistants, and direct API — what each can read, write, and run on its own, and how to pick.
Bitrix24 AI is CoPilot, rate-limited to 600 requests an hour across your whole account. What it covers, the two Bitrix24 MCP servers, and what webhooks allow.
Every MCP server you can connect to ChatGPT, grouped by category — which are official, what Developer Mode unlocks on each plan, and the limit they all share.
Circle.so AI is three things: AI Agents, Circle AI, and an MCP server. Which plan each sits behind, where the Admin API and webhooks stand, and what to build.
MCP servers worth wiring into OpenAI Codex, by category — plus config.toml syntax, codex mcp add, stdio vs streamable HTTP, and what Codex drops.
Thinkific AI generates outlines, quizzes, landing pages, and captions. What each covers, and where the read-only Thinkific MCP and the API actually stand.
Every app with an MCP server, grouped by category — what MCP connectors do, the limit they all share, and how to connect AI to 260+ apps without hosting one.
Plug Carly into Claude, Cursor, Windsurf, Zed, VS Code, or ChatGPT in three commands and create, edit, and check booking pages in plain English.
ChatGPT MCP support is here. Step-by-step guide to enabling Developer Mode, adding custom MCP servers, and using Apps SDK integrations.
Install MCP servers in Claude Code, Claude Desktop, ChatGPT, Cursor, Windsurf, VS Code, and Zed. The same JSON block, seven clients, copy-paste commands.
What is MCP? The Model Context Protocol lets AI models call your tools through one shared interface. What it is, what it replaces, and why it matters.
A command-line tool scoped to scheduling: create and edit booking pages, query availability, and read bookings from your shell, or from Claude and Cursor.