The short version
This is not unprecedented
People have married gods, trees, objects and the dead for a very long time, and societies built working machinery for it. That machinery is the useful frame.
People have been marrying things that cannot marry them back for a very long time.
Not as a joke, and not at the margins. In established traditions, with clergy, with witnesses, with legal and social consequences that everyone involved took seriously. If you have been made to feel like the first person in history to do something absurd, the historical record disagrees quite firmly.
Four that are not obscure
Kumbh vivah. In India, a person born under a particular astrological affliction may marry a banana tree or a clay pot to neutralise it. The community treats the rite as openly instrumental — everyone knows what it is for and nobody pretends the tree consented. That openness turns out to matter, and it is the model for the one rule on our ceremony page.
Nuer ghost marriage. Among the Nuer, a woman marries a dead man's name. His brother fathers children, and those children are counted to the dead man's lineage. Documented in detail by Evans-Pritchard, and structurally the strongest precedent here: a marriage whose second party cannot speak, consent, or be present.
Maryaj lwa. In Haitian Vodou, marriage to a spirit carries real ongoing obligations — dedicated nights, fidelity rules, duties that continue for years. It is not symbolic in the weak sense. It is a relationship with terms.
Consecrated virgins. In the Catholic Church, women receive a ring as brides of Christ in a living, church-recognised rite. It happens now, not in a history book.
What all four have in common
When one party cannot reciprocate, the work of the ceremony moves somewhere else. It stops being an exchange of promises between two parties and becomes about protection, or lineage, or vocation, or making an interior state legible to a community.
That is the useful frame, and it is why these traditions do not collapse under the obvious objection. Nobody in a kumbh vivah thinks the tree is participating. The rite is doing a different job, in public, and everybody present knows which job.
One that cuts the other way
Not every precedent is comfortable. Devadasi traditions — girls dedicated to temples — carry a documented history of exploitation. It sits in the same category structurally and it should not be used to make anyone feel reassured. A frame that only admits the flattering examples is not a frame, it is an argument.
Where religion currently stands
The Vatican addressed AI directly in January 2025, warning against anthropomorphisation and denying AI personhood. Southern Baptists passed a resolution in 2023 stressing human distinctiveness.
Beyond that it is mostly silence. We could not locate a formal mainline Protestant or Jewish position on AI marriage, or a prominent fatwa addressing it. Jewish law is structurally clear — kiddushin requires two people with halachic personhood — but nobody has written the ruling because nobody has been asked.
And no mainstream cleric has publicly officiated one that we could find. Japanese Buddhist practice is the closest thing to an opening: Kofuku-ji has held funerals for AIBO robot dogs, and an android priest was installed at Kodai-ji in 2019.
So: ancient precedent, extensive. Contemporary religious permission, largely absent. Those are two different facts and both are true.