Writing on agentic accounting, financial infrastructure for AI agents, and what we're building.
Why AgenticBooks reads European bank accounts through a regulated open-banking provider, how a connection works, and what we built on top so the books stay right: read-only by construction, daily PSD2 snapshots, 180-day consents, and books keyed on stable account fingerprints.
Read the postDigits and Puzzle chose read-only MCP to protect the ledger. We built write tools with rules instead: agents can’t change what happened or move money, the riskiest actions wait for a human click, closed months stay closed, and every decision leaves a reason.
Read the postMercury holds the raw material for a live picture of your cash — checking, savings, Treasury, and cards. Connect it to AgenticBooks and internal transfers match automatically, Treasury yield books as interest income, and cash, burn, and runway are instantly reportable by any AI agent over MCP.
Read the postVibe coding lets companies replace SaaS with custom-built tools — but some functions you should never build yourself. What actually happens is a great sorting: build everything whose value is fit, buy everything whose value is guarantees.
Read the postStripe holds the raw material for revenue reporting — charges, fees, refunds, disputes. Connect it to AgenticBooks and it becomes properly recognized revenue, automatically reconciled to the bank, and instantly reportable by any AI agent over MCP.
Read the postA wave of AI-built micro-businesses runs on the same software and finance stack — but the layer that records their financial activity is missing. Autonomous bookkeeping is a ledger that keeps itself reconciled, categorized, and close-ready.
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