A valid ABN checksum doesn't mean the ABN actually exists - so I built an MCP tool for that
This story is from 2026-10-14. It is preserved in the archive; the latest stories are on the live feed.
An Australian Business Number can pass its checksum and still tell you nothing about whether the business is actually registered, active, or registered for GST. That distinction matters when an AI agent is doing real work. I originally built AU Business Identity to give agents deterministic ABN and…
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- 2026-10-14 09:19 · DEV Community — AI
A valid ABN checksum doesn't mean the ABN actually exists - so I built an MCP tool for that