The Cortena blog

Notes from the edge of finance automation.

How AI agents actually run finance work with invoice automation, reconciliation, pre-accounting, and where automation creates leverage for lean finance teams.

July 20, 2025

Beyond dashboards: why CFOs need answers, not charts

Dashboards give finance teams more data but less clarity, which is why CFOs are moving to conversational AI that answers in plain language.

August 28, 2025

Why most finance AI breaks on real data (and what agent-based reasoning fixes)

Most finance AI works in demos and fails on real ledgers, and agent-based reasoning is the architecture that fixes it.

February 25, 2026

Why finance automation should start upstream, not downstream

Finance teams don't struggle for lack of dashboards, they struggle because upstream work like invoices, approvals, and reconciliations is still manual.

March 30, 2026

AI invoice reconciliation: how agents are closing the loop with live bank data

Cortena now connects to 1,000+ European banks and reconciles 5,000+ invoices a month at close to 90% accuracy via agent-based workflows.

January 21, 2026

Why we built Cortena: 400 conversations, one pattern, and the problem everyone accepted as normal

Before writing a line of code, we had 400+ conversations with CFOs and controllers across Europe. Here's what we heard, what we abandoned, and why Cortena exists today.