# Wenbu · 问卜 > Free tools for BaZi, I Ching, tarot and Zi Wei. Deterministic calculations and random draws are separate from optional AI interpretation. Symbolic reflection is not factual prediction. ## Tools - [Agent workspace](https://wenbu.genedai.me/en/agent/): DeepSeek conversation, real tool execution, curated-source research and report artifacts; browser-local history - [BaZi calculator](https://wenbu.genedai.me/en/bazi/): date, time, timezone and explicit calendar conventions - [I Ching](https://wenbu.genedai.me/en/iching/): three-coin method with all changing lines - [Tarot](https://wenbu.genedai.me/en/tarot/): full 78-card deck, one or three cards - [Zi Wei](https://wenbu.genedai.me/en/ziwei/): twelve palaces and named calculation conventions ## Agent integration - [Agent event protocol](https://wenbu.genedai.me/agent-protocol.md): explicit consent, selected context, SSE events and bounded execution - [MCP endpoint](https://wenbu.genedai.me/mcp): stateless Streamable HTTP - [Agent guide](https://wenbu.genedai.me/en/agents/) - [OpenAPI schema](https://wenbu.genedai.me/openapi.json) - [Skill](https://wenbu.genedai.me/SKILL.md) - [CLI](https://wenbu.genedai.me/wenbu.mjs) - [Context schema](https://wenbu.genedai.me/context.schema.json) ## Sources and policies - [Methodology](https://wenbu.genedai.me/en/methodology/) - [Reference sources](https://wenbu.genedai.me/en/sources/) - [Learning library](https://wenbu.genedai.me/en/learn/) - [Privacy](https://wenbu.genedai.me/en/privacy/) - [Free-use policy](https://wenbu.genedai.me/en/free/) - [Source code](https://github.com/Digidai/wenbu)