Open source (MIT) web
For: Developers building MCP Apps
Limits
- No pricing page found (HTTP 404)
- Requires Node and npm
Includes
- Framework, inspector and dev server
- Testing framework (sunpeak test)
1 more
- CLI scaffold and UI components
No API
Coding · pricing
sunpeak suits developers building MCP Apps, ChatGPT Apps or Claude Connectors in React and TypeScript who want one codebase, a local host inspector and Playwright tests, all under an MIT license.
Our own captures of each vendor's public pages. Click a frame for the full-size image.
| Plan | Price | Billing | Who it is for | Key limits | API |
|---|---|---|---|---|---|
| Open source (MIT) web |
Free | — | Developers building MCP Apps | No pricing page found (HTTP 404); Requires Node and npm | No |
Open-source (MIT) npm package; the pricing page returned 404.
Not applicable.
Hosting for your MCP server and any ChatGPT or Claude accounts you choose to use are separate; the site says CI testing needs no paid accounts or API credits.
Not applicable.
Prices checked Oct 1, 2026 on the official US pricing page. Prices and limits change often.
Open-source (MIT) npm package; the pricing page returned 404.
Not applicable.
For: Developers building MCP Apps
Limits
Includes
No API
Hosting for your MCP server and any ChatGPT or Claude accounts you choose to use are separate; the site says CI testing needs no paid accounts or API credits.
Not applicable.
MIT, so it is open source and free for commercial use. source (opens in a new tab)
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