Automatic checks on supplier invoices received by email

For every invoice received, the agent extracts the data, checks the mandatory legal mentions, logs it in your sheet and flags anomalies.

L2 semi-autonomousVerified sourceBased on official documentation we checked; not tested by us yet. · updated 16/10/2026

Difficulty: Intermediate
Setup time: 2 h
Estimated cost: €0–10/month
Category: Small business & freelancers

⏱ Trigger

New email with a PDF invoice (event)

✋ Human approval

You approve payment: the agent pays nothing.

→ Output

Row in Sheets + anomaly alert

Autonomy level 2 — Semi-autonomous (approval): Runs on its own but waits for your approval before anything sensitive.

01Connected tools

02What the agent does on its own

step 01

Spots the email with an invoice attached.

step 02

Extracts supplier, number, net/VAT/gross amounts and due date.

step 03

Checks mandatory mentions and that totals add up.

step 04

Adds a row to the sheet and flags anomalies.

03Agent instructions

$ instructions.txt · replace the {VARIABLES}

> Extract from this invoice: supplier, company ID, number, date, net, VAT, gross, due date. Check the mentions in this list: {MENTIONS}. Return JSON with an "anomalies" field (empty list if none).

04Limits and legal points

Always confirm a changed IBAN through another channel (fake-supplier fraud). The source lists French mandatory invoice mentions (official government site).