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MCP Registry/flagpost
F

flagpost

Feature flags for Next.js. One file, full control with A/B testing.

Use with clientMarkdown

Install and compare this MCP server

Use this profile to copy client config, check auth requirements, review tools and resources, and compare related MCP servers before adding it to an AI client.

Install
npx -y flagpost
Clients
Claude, Cursor, VS Code, Codex
Transport
STDIO
Auth
Not captured
Capabilities
0 tools, 0 resources, 0 prompts
Related
lockbox, darkroom, searchcraft

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InstallAuthTools & ResourcesOverview

Install

Connection

Transport
STDIO
Command
npx -y flagpost

Claude Desktop

Add this server entry to the mcpServers object in your Claude Desktop config, then restart the app.

{
  "mcpServers": {
    "io-github-sathergate-flagpost": {
      "command": "npx",
      "args": [
        "-y",
        "flagpost"
      ]
    }
  }
}

Config location

macOS
~/Library/Application Support/Claude/claude_desktop_config.json
Windows
%APPDATA%\Claude\claude_desktop_config.json

Auth

Package transport

No remote HTTP endpoint is advertised. Use the package or stdio setup shown in Install.

Tools & Resources

Tools
0
Resources
0
Prompts
0
No public tools, resources, or prompts captured yet. Use Auth when this server requires credentials.

Tools

No tools captured yet.

Resources

No resources captured yet.

Prompts

No prompts captured yet.

Questions

What is flagpost?+

flagpost is an MCP server for Feature flags for Next.js. One file, full control with A/B testing.. It supports STDIO transport.

How do I install flagpost?+

Use the generated config in Install. This server runs with npx -y flagpost; add any required environment variables before starting your client.

How do I add flagpost to Claude Desktop?+

Choose the Claude Desktop tab in Install and copy the config for npx -y flagpost. Add required environment variables before starting Claude Desktop.

How do I add flagpost to Claude Code?+

Choose the Claude Code tab in Install and copy the config for npx -y flagpost. Add required environment variables before starting Claude Code.

How do I use flagpost with Codex?+

Choose the Codex tab in Install and copy the config for npx -y flagpost. Add required environment variables before starting Codex.

How do I add flagpost to Cursor or VS Code?+

Choose the Cursor or VS Code tab in Install and copy the config for npx -y flagpost. Add required environment variables before starting Cursor or VS Code.

What endpoint and transport does flagpost use?+

flagpost uses STDIO transport. Use the package or command config in Install.

What tools and resources does flagpost expose?+

flagpost inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.

Does flagpost require authentication?+

flagpost does not advertise a verified auth requirement. If discovery fails, it may still need provider login, an API key, a bearer token, or a session header.

Related MCPs

lockboxEncrypted secrets for Next.js. AES-256-GCM with no vault needed.darkroomImage processing pipeline for Next.js. Responsive optimization with Sharp.searchcraftFull-text search for Next.js. BM25 scoring and fuzzy matching, no external service.floodgateRate limiting for Next.js. Zero-dependency sliding window and token bucket.notifykitUnified notifications for Next.js. Multi-provider SMS, email, and push.clocktowerCron jobs for Next.js. Serverless-native scheduling with retry support.

Profile notes

  • Package: Npm flagpost v0.1.1

Packages

PackageRegistryVersionInputs
flagpost

stdio

npm0.1.1
None advertised

Details

Version
0.1.1
Repository
https://github.com/sathergate/sathergate-toolkit
Updated
Mar 29, 2026