We build the movement ourselves.
Calibre Corporation builds accounts payable automation for Indian finance teams. We started from the Indian invoice, with its GSTINs, places of supply, e-invoices and lakh-and-crore amounts, and built everything else around it.
Why Calibre exists
Most accounts payable software was built for somewhere else and taught GST later. Most AI invoice tools send your documents to a general-purpose AI service and hope for the best. Finance teams in India deserve better than both.
So we built our own reader, ran it on our own infrastructure, wrapped it in a rules engine that knows Indian GST, and connected it to the ERPs Indian businesses actually run. Then we made it learn from every correction your team makes.
The name says what we care about. In watchmaking, a calibre is a movement; an in-house calibre is one the maker designed and built itself. In finance, calibre is the standard you hold your numbers to.
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In-house intelligence
Our reader, our rules, our calibration, on infrastructure we operate.
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Prove every value
Every value points to the page, and every check carries its code.
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Your data stays yours
Isolated, encrypted with your own key, and never sent to a third-party AI.
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Fit your ERP
We connect to the system you run, not the other way round.
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Learn from your team
Every correction makes the next invoice easier.
Talk to the people who built it.
Questions about the product, security reviews, integrations or partnerships: write to us and an engineer will reply.
See it on your own invoices.
Send us a month of invoices. We replay them against your ERP’s records and show you, vendor by vendor, what Calibre would have cleared, and why the rest would have gone to a person.