Setup guides with official logos for Claude, ChatGPT, Antigravity, Cursor, VS Code, Windsurf and Codex.
Take your key from Profile → API key, then select your assistant below to jump directly to its connection steps. Replace YOUR_API_KEY with your actual key in all instructions.
Claude
Connect ProposalKit to Claude on the web, Claude Desktop, the terminal CLI, or via the Claude extension in code editors.
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Step 1: Claude on the web: Settings → Connectors
Click Add, at the top right of the Connectors page.
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Step 2: Name
ProposalKit
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Step 3: URL
https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY
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Step 4: Transport notice
A notice about the transport being deprecated is expected. Carry on.
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Step 5: Authentication
Leave No sign-in. Your key in the URL identifies you.
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Step 6: Add
The connector opens with all ProposalKit tools listed.
claude_desktop_config.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}
Claude CLI (terminal)
claude mcp add --transport http --scope user proposalkit \
https://pkapi.proposalkit.in/mcp/sse \
--header "X-API-Key: YOUR_API_KEY"
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Step 1: Claude Extension (in VS Code, Cursor, Windsurf, or Antigravity)
Run /mcp in the Claude chat panel and click Add server.
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Step 2: Transport
Choose HTTP (remote).
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Step 3: Name
proposalkit
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Step 4: URL
https://pkapi.proposalkit.in/mcp/sse
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Step 5: Headers
X-API-Key: YOUR_API_KEY
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Step 6: Scope
User, so it is available across all your workspaces.
ChatGPT
Connect ProposalKit as a custom plugin in ChatGPT using Developer mode and the SSE endpoint.
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Step 1: Settings → Plugins → Developer mode
In ChatGPT, open Settings (click your profile avatar at the bottom-left corner) → select Plugins → toggle Developer mode to ON.
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Step 2: Add Plugin from Sidebar
From the left sidebar, click the Plugins icon and click + (Add) to open the plugin configuration dialog.
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Step 3: Enter Server URL
In the connection configuration modal, paste the SSE endpoint:
https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY
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Step 4: Authentication
Choose No auth (since your API key is already embedded in the connection URL).
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Step 5: Create & Connect
Click Create. Once completed, all ProposalKit tools will be listed and active in your ChatGPT plugin catalog.
ChatGPT Plugin URL
https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY
Google Antigravity
Google Antigravity provides native MCP support for autonomous agents, subagents, and IDE chat.
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Step 1: Open MCP Configuration
In Antigravity IDE, open your global or workspace mcp_config.json (or navigate to Antigravity Settings → Manage MCP servers).
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Step 2: Add Server Entry
Paste the proposalkit server configuration below, replacing YOUR_API_KEY with your actual key.
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Step 3: Ready to Use
Antigravity agents will instantly discover all ProposalKit tools for creating proposals, editing sections, and checking pipeline statistics.
mcp_config.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}
Cursor
Use ProposalKit directly in Cursor Composer, Agent mode, and Chat.
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Step 1: Open MCP Settings
Open Cursor Settings → Features → MCP Servers, or edit .cursor/mcp.json in your project (or ~/.cursor/mcp.json globally).
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Step 2: Add proposalkit Server
Add the server definition below. If adding via the Cursor UI, set Type to sse and paste the URL.
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Step 3: Verify
Refresh the MCP servers list. A green indicator confirms ProposalKit tools are ready to run.
.cursor/mcp.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}
VS Code
Connect in VS Code via MCP-enabled extensions including Claude Extension, Roo Code, Cline, or GitHub Copilot.
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Step 1: Open Extension MCP Settings
In VS Code, open the settings or MCP panel of your chosen assistant extension (e.g. Cline, Roo Code, or Claude).
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Step 2: Add Remote Server
Choose HTTP / SSE remote transport and specify Server URL https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY (or URL https://pkapi.proposalkit.in/mcp/sse with header X-API-Key: YOUR_API_KEY).
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Step 3: Save & Discover
Save your configuration. The extension will register ProposalKit tools and make them available in chat.
settings.json / mcp.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}
Windsurf
Enable ProposalKit inside Windsurf's Cascade agent.
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Step 1: Open Windsurf MCP Config
Open Windsurf Settings → Cascade → MCP, or edit ~/.codeium/windsurf/mcp_config.json.
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Step 2: Add proposalkit
Paste the proposalkit server configuration below with your API key.
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Step 3: Activate
Cascade will immediately recognize ProposalKit capabilities for managing proposals and clients.
~/.codeium/windsurf/mcp_config.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}
Codex
Connect ProposalKit to OpenAI Codex CLI and MCP sessions.
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Step 1: Open Codex Configuration
Open your Codex MCP configuration file (codex_config.json or mcp_config.json).
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Step 2: Add proposalkit Server
Add the server definition below with your API key.
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Step 3: Confirm Tools
Run codex mcp list or ask Codex to check your proposals to verify the connection.
codex_config.json
{
"mcpServers": {
"proposalkit": {
"serverUrl": "https://pkapi.proposalkit.in/mcp/sse?api_key=YOUR_API_KEY"
}
}
}