Bible Chat, one of the most downloaded Bible study apps built around an AI chatbot, has been installed more than 25 million times. It's a small sign of something much bigger: millions of people now bring their questions about Scripture to an AI before they bring them to a pastor, a commentary, or a church. That convenience runs into a real problem revealed by new research: which Christianity is the AI actually giving you?

What the Study Actually Tested

In January 2026, the Bible Society published a report titled "AI, Bible Apps and Theological Bias," a pilot study that put the same set of theologically contested questions to five widely used AI Bible tools — ChatGPT, BibleGPT, Bible Chat, CrossTalk, and Biblia.chat. The questions were chosen specifically because they get real, live-and-let-live different answers across Christian traditions: things like how to understand Communion, or how to read a difficult passage allegorically versus literally.

One Version of Christianity, Presented as the Answer

The pattern the researchers found was consistent across tools: the chatbots' answers reflected a fairly narrow band of American evangelical and Reformed theology, presented with the same confident tone regardless of the question, and with almost no acknowledgment that other, equally historic Christian traditions read these questions differently. Catholic, Orthodox, and Jewish interpretive approaches were largely absent from the responses. Allegorical and symbolic readings of Scripture, a normal part of how Christians have read the Bible for most of church history, barely appeared at all. Interpreting a passage through the lens of church tradition showed up in only a couple of responses, and even then only in passing.

Across five chatbots' worth of answers about Communion, the word "sacrament" barely surfaced — and ideas like real presence, transubstantiation, or holy mystery didn't come up at all.

Why This Matters More Than It Looks

An overtly denominational source is easy to read critically — you know a Catholic catechism is giving you a Catholic answer. A chatbot that presents itself as simply "explaining the Bible" is a different kind of risk: its theological assumptions are invisible precisely because they're delivered with the flat, confident tone of a neutral reference tool. For someone with no background in church history, that one narrow reading can quietly become "what Christianity teaches," full stop. Researchers also flagged a subtler cost: the speed and confidence of an AI answer can discourage the slower work of actually studying a text — sitting with ambiguity, checking multiple sources, wrestling with a hard passage — that has always been part of how Christian understanding actually deepens.

People of the Book, or People of the Chatbot?

A Christianity Today piece published in May 2026, "People of the Chatbot," raised a different worry about the same shift. Christians have historically been "people of the Book" — a shared text that different traditions argue over, together, which is part of what makes them one church across those disagreements. Several AI-Bible companies now let users pick a chatbot tuned to their own denominational preferences. That sounds like an improvement on generic bias, but the piece argues it trades one problem for another: if every believer gets a bot custom-tailored to agree with them, there's no shared text left to argue about, only individualized answers that never have to meet each other. The article doesn't conclude that AI has no place in faith at all; it simply notes that God has used stranger tools than a chatbot to reach people. But it's honest about the tradeoff.

An Ecumenical Take

None of this is an argument against ever using AI to help study Scripture. It's an argument against mistaking any single AI's confident, well-formatted answer for the Christian position on a hard question, when what you're actually getting is one tradition's answer, unlabeled. The fix is the oldest one in the book: check more than one source, read people who disagree with your default assumptions, and bring hard questions to a real community, not just a search box. That's not a knock on the technology. It's just what searching the Scriptures daily, to see whether these things are so, has always required.