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Turns rough requests into sharp Role/Task/Context/Format prompts. Thai and English.
About
Turns rough requests into sharp Role/Task/Context/Format prompts. Thai and English.
Remote endpoints: streamable-http: https://rtcf.happlen.com/api/mcp
Security Report
10.0
Low Risk10.0Low RiskValid MCP server (1 strong, 1 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry.
2 tools verified · Open access · No issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Required
This plugin requests these system permissions. Most are normal for its category.
How to Connect
Remote Plugin
No local installation needed. Your AI client connects to the remote endpoint directly.
Add this to your MCP configuration to connect:
{
"mcpServers": {
"io-github-hengkp-rtcf": {
"url": "https://rtcf.happlen.com/api/mcp"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
RTCF — Prompt Improver (Remote MCP Server)
Turn rough requests into sharp, structured prompts, right inside Claude, ChatGPT, or any MCP client.
RTCF rewrites a messy request into the four parts every strong prompt needs: Role, Task, Context, Format. Works in Thai and English. Free tier included (5 credits/day, no sign-up).
- Website: https://rtcf.happlen.com
- Setup guide: https://rtcf.happlen.com/docs
- By Happlen
Endpoint
This is a hosted (remote) MCP server. No installation, no OAuth setup:
https://rtcf.happlen.com/api/mcp
Transport: Streamable HTTP. On a paid plan, append your key: https://rtcf.happlen.com/api/mcp?key=rk_live_...
Tools
| Tool | What it does | Cost |
|---|---|---|
improve_prompt | Rewrites a rough request into the RTCF structure and returns a ready-to-use improved prompt | 1+ credit |
build_prompt | Weaves existing Role/Task/Context/Format parts into one clean prompt | Free |
Quick setup
Claude (web / desktop / mobile)
- Settings -> Connectors -> Add custom connector
- Paste
https://rtcf.happlen.com/api/mcp(leave OAuth fields empty) - In a chat, enable the connector and say: "Improve this prompt with RTCF, then answer it."
ChatGPT (paid plans, Developer mode)
- Settings -> Apps -> Advanced -> enable Developer mode
- Add a custom connector with the same URL
- Ask ChatGPT to use RTCF
Claude Code
claude mcp add --transport http rtcf https://rtcf.happlen.com/api/mcp
REST API
curl -X POST https://rtcf.happlen.com/api/v1/convert \
-H "Authorization: Bearer rk_live_..." \
-H "Content-Type: application/json" \
-d '{"prompt": "help me write an email to my professor"}'
Full API docs: https://rtcf.happlen.com/docs
ภาษาไทย
RTCF คือผู้ช่วยปรับพรอมต์สำหรับคนที่ใช้ AI แล้วไม่รู้จะพิมพ์อะไรดี วางคำขอคร่าว ๆ แล้วรับพรอมต์โครงสร้าง Role, Task, Context, Format กลับไปใช้ได้ทันที ใช้ฟรีวันละ 5 เครดิต ไม่ต้องสมัครสมาชิก ใช้ได้ทั้งบนเว็บ ใน Claude และ ChatGPT ผ่านลิงก์ MCP ด้านบน
Questions: hello@happlen.com
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