# Browser server for Promptbook Studio

## Version: 1.14.21
**Promptbook engine version:** 0.103.0-44
**Book language version:** 2.0.0
**Node.js version:** v22.14.0

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## Details

**Server port:** 4448
**Startup date:** 2026-03-26T06:54:43.710Z

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## Paths

- /about
- /screenshot