Bible MCP Server

A complete scholarly Bible study toolkit — semantic search, original-language word studies, translation comparison, cross-reference traversal, and topical research — available as AI-native tools for the first time. The depth that serious Bible software provides, accessible directly inside your AI assistant through natural conversation.

Connect at bible.mctx.ai — works with any MCP-compatible AI client.

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What Makes This Different

Scholarly Bible study tools have existed for decades as desktop software and websites. This server makes those capabilities available to AI for the first time via the Model Context Protocol — meaning your AI assistant can chain them together in a single conversation. Search semantically across 155,510 verses, follow a word back to its Hebrew or Greek root, pull the BDB or Thayer lexicon definition, trace 606,140 cross-references, and explore Nave's topical index — each result informing the next query, without leaving the conversation or opening a browser.

The server returns structured data the AI can reason about, not HTML pages a human has to read. That distinction makes multi-step research workflows possible: find every verse about covenant in Genesis, compare how all five translations render the key Hebrew term, then pull cross-references for the most significant occurrences — in one request.

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Data at a Glance

Dataset	Scale
English translations	5 complete (KJV, WEB, ASV, YLT, Darby) — 155,510 verses total
Semantic search embeddings	155,510 vector embeddings
Cross-references	606,140 (OpenBible.info dataset)
Strong's concordance entries	17,543 Hebrew and Greek entries
Lexicon definitions	17,543 entries with short and long definitions
Morphology records	447,734 word-level parsing records (OT Hebrew + NT Greek)
Nave's Topical Bible	5,319 categories, 140,654 verse associations

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Tools

search_bible

Searches by meaning using semantic similarity. Ask a question or describe a concept in natural language — receive ranked passages that match the intent, not just the keywords. Powered by 155K+ vector embeddings. Filter by translation, book, or testament.

find_text

Full-text keyword search across all translations or a specific one using FTS5. Results are ordered canonically from Genesis to Revelation.

compare_translations

Returns any verse or passage in all five translations side by side, making translation choices and textual differences immediately visible.

cross_references

Finds related passages for a given verse from a dataset of 606,140 cross-references — other parts of scripture that illuminate, echo, or expand on the same idea.

word_study

Original language analysis for a specific word in a verse. Returns the Hebrew or Greek word, its Strong's number, transliteration, BDB or Thayer lexicon definition, morphological parsing, and every other verse where the same word appears.

concordance

Finds every verse where a given Hebrew or Greek word (by Strong's number) occurs across the entire Bible.

topical_search

Discovers verses organized by topic using Nave's Topical Bible — 5,319 curated categories covering biblical subjects, persons, and themes with 140,654 verse associations.

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Resources

URI	Description
bible://translations	Lists all available translations
bible://{translation}/{book}/{chapter}	Returns a full chapter
bible://{translation}/{book}/{chapter}/{verse}	Returns a specific verse with context

Every verse response includes a structured citation: book, chapter, verse number, and translation.

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Example Use Cases

Word studies in original languages — Look up "love" in John 3:16, see whether the Greek is agape or phileo, and trace every verse where that same word appears across the New Testament.

Comparative translation study — Show how five translations render a passage and where meaningful differences in word choice appear.

Topical research — Find what the Bible says about patience, justice, or covenant using Nave's organized topic index across 5,319 categories.

Semantic search — Surface passages that speak to a theme even when the exact word is absent. Search by concept, not keyword.

Sermon and teaching preparation — Gather cross-references, compare translations, and study original language nuances for a passage — all in one conversation.

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How to Connect

Visit mctx.ai to subscribe and get connection instructions for your MCP client.