Theosis MCP

Theological Research AI Interface — PostgreSQL-backed MCP server for deep Bible study.

Connect any MCP-compatible AI (Claude, GPT, local LLMs via Open WebUI) to a unified theological database with 140+ Bible translations, Greek/Hebrew lexicons, 340K+ cross-references, Church Fathers, Apocrypha, Pseudepigrapha, and AI-powered semantic search.

Features

• Word Studies: LSJ Greek, BDB Hebrew, Abbott-Smith NT lexicons (19K+ entries)

• Original Languages: Morphologically-tagged Greek NT and Hebrew OT (31K verses)

• Cross-References: 340K+ connections from TSK, Harrison/Romhild, and scholarly sources

• Study Notes: Aquifer Open Study Notes (102K entries) + Tyndale Bible Dictionary

• 140+ Translations: Side-by-side comparison with full-text PostgreSQL tsvector search

• Extra-Biblical Library: Church Fathers, Apocrypha, Pseudepigrapha (69+ texts)

• Semantic Search: pgvector embeddings for finding thematically related passages

• ANE Context: Ancient Near East cultural background across 9 historical periods

• Theographic Data: 1,100+ biblical persons with genealogy and relationship graphs

Related MCP server: bible-mcp

Quick Start

# Set database URL
export THEOSIS_DATABASE_URL="postgresql://theosis:***@192.168.1.130:5432/theosis"

# Run as stdio MCP server (for Claude Desktop, Cursor, etc.)
uvx theosis-mcp --transport stdio

# Run as Streamable HTTP server (for Open WebUI)
uvx theosis-mcp --transport streamable-http --host 0.0.0.0 --port 8000

Open WebUI Integration

1. In Open WebUI Admin Settings → External Tools, add an MCP connection:

   • URL: http://192.168.1.130:8000/mcp

   • Transport: Streamable HTTP

2. All tools become available to any model in Open WebUI

Tools

Credits

Built on the foundation of StudyBible MCP by David Jayatillake. Data from scrollmapper/bible_databases, STEPBible (CC BY 4.0), and the Theographic Bible Knowledge Graph.

License

MIT