AI agent for debt collection: chase unpaid invoices without damaging the relationship
Late payments weigh directly on cash flow, and chasing is a task nobody enjoys — so it often gets put off, forgotten, or done clumsily. Your AI agent chases steadily and tactfully, at the right moment and in the right tone, to bring the money in while preserving the client relationship. Hosted in France — on local inference or an isolated resource — your invoicing data stays under control. The agent assists, a human decides on any legal action.
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For Dupont & Fils (a loyal client, first time late), I have prepared a friendly chaser proposing a payment plan — for approval.
⛓ Sourced · your invoicing software + the aged debtors report
I am preparing a summary of the file for the manager, who decides what happens next.
✎ Action · file ready to read over — the manager decides
A Blue Lemon Agent debt collection agent tracks your client receivables and the aged debtors report, triggers graduated chasers at the right moment and adapts the tone to the history — to cut late payments and DSO. It handles amicable collection and escalates the difficult cases to a human: any legal action stays your decision. It runs on local inference or is hosted in France, architecture designed to reduce exposure to extraterritorial legislation, location alone not being enough to guarantee immunity, in compliance with the GDPR. Live in two to three weeks. Your teams write to it from Microsoft Teams, Slack or their email, and your customers reach it on WhatsApp Business, your website chat or email — with no account to create and nothing to install. These connections are included in every plan, at no extra cost, within the number of connections your level includes.
Reference points describing our offer, not results measured at a client. The scale of the gain is confirmed by a pilot on your own scope.
Why unpaid invoices build up — and why nobody dares chase
Late payments weigh on cash flow, but chasing remains the task nobody enjoys. For want of time, it gets put off — when it has a direct and immediate effect on the money coming in.
! The issue
The company is caught between cash flow that tightens with every overdue invoice and the fear of upsetting a good client by chasing too hard. The result: chasers are irregular, put off, sometimes clumsy. And most consumer AI tools amount to entrusting your client list, their outstanding balances and their creditworthiness to a third party, often hosted outside Europe and subject to the Cloud Act.
✓ Our answer
A collection agent is only of interest if it is steady without being aggressive and sovereign by design. Local inference or an isolated resource hosted in France, a tone graduated to the history, escalation of difficult cases to a human: the cash comes in faster without the client relationship suffering. The aim is not to replace your finance team, but to refocus it on the files that deserve it.
Your customers' data: sovereignty & compliance
Your clients' invoicing and creditworthiness data is sensitive. Here is how the architecture of our agents protects it, file by file.
Local inference
The agent can run on a machine belonging to the company: your client list and their outstanding balances do not leave the network.
Hosting in France
Otherwise, a dedicated and isolated resource, hosted in France under French law — your data: processing and access within the European Union targeted by the architecture.
Reduced extraterritorial exposure
Exposure of your client list to the Cloud Act and FISA 702 is reduced by design; location alone does not guarantee immunity.
One isolated resource per client
No pooling of data: an environment strictly dedicated to your company and your portfolio.
Encryption & controlled access
Encryption in transit and at rest, role-based access (RBAC), strong authentication and logging.
AI Act: governed deployment
The agent is strictly in support; no formal demand is sent automatically; traceability and human oversight from end to end.
What depends on the architecture chosen These points are not general guarantees: they are settled deployment by deployment, in the quotation.
- The applicable location is that of the architecture set out in the quotation and verified before commissioning.
- Local execution is announced only for the configuration explicitly described and accepted in the quotation.
- The applicable isolation depends on the deployment mode set out in the quotation; no dedicated isolation is presumed.
- The encryption mechanisms in transit and at rest, their components and key management are those documented for the architecture chosen.
- Roles and permissions are configured and accepted for the identities and systems actually connected.
- The events logged, their content, their retention period and who may access them are defined for the deployment chosen.
See the agent at work
4 real situations, taken from those that come up most often. Pick one: the exchange unfolds as it would in your organisation.
A scripted demonstration. These exchanges show how the agent behaves — its sources, its refusals, what it leaves to your teams. Nothing is sent from this page, no model is queried here, and the matters named are fictional. That is precisely what we promise your data.
The behaviours shown here — monitoring, automation rules, routing and reminders — are configured with you during deployment, from your tools, your rules and your thresholds.
The architecture points named in these exchanges — location, local execution, isolation, encryption, role-based access, logging — are not a guarantee attached to the demonstration: they are those of the architecture set out in your quotation, and verified before commissioning.
· A customer who paid at 32 days on average for four years has moved to 71 days across their last three invoices. Nothing else about them has changed.
· A €12,400 invoice has been unpaid for 94 days and has never been chased. It left the circuit because a dispute was opened and then closed in April.
· Seven invoices have been marked "in dispute" for more than 60 days with no exchange on file.
· A customer owes you €4,200 and you owe them €3,800 on a credit note never applied. The real balance is €400. morning-watch_4-flags.pdf4 flags · 1 balance at €400
⛓ Source · aged balance, payment history, dispute log, credit notes issued
What I record: four years of payment at 32 days on average, without a single late payment. Then three invoices at 68, 73 and 71 days. No dispute, no complaint, no change of contact.
What that does not tell me: why. A regular customer who slips forty days does not become forgetful — but I do not know whether they have a cash-flow difficulty, have changed accounting system, or have a new internal approval circuit.
What I propose: a call, not a chaser. The standard 45-day chaser you send would tell this customer, after four years without incident, that you treat them as a bad payer. That is the best way to lose the relationship without bringing payment forward by a day.
What I provide for that call: the four years of history, the three invoices, and the exact date the behaviour changed — February. That is what allows a precise question rather than an awkward one. customer-32-to-71-days.pdf4 years at 32 d · shift in February · call, not chaser
⛓ Source · 4 years of payment history, last 3 invoices, dispute log
Routing follows the nature of the delay: a change of behaviour goes to the salesperson who handles the account, never to collections — it is a relationship question before it is a collection question; an invoice out of the circuit to accounts, immediately; dormant disputes to whoever opened them, with the opening date; a low net balance to both — accounts and sales.
With a chase: 24 h on an invoice out of the circuit, 7 days on the rest. Then a monthly summary: by cause of delay, never by customer ranked good or bad payer.
And I do not stop at the flag: the letters are written. 214 chasers drafted, each in the tone the account's history warrants; 34 sendings of a missing document, the document already attached; 11 letters that start from an unapplied credit note rather than from a demand; and dormant disputes surfaced with their opening date and last exchange. None has been sent.
What is left to you, and it is what protects the relationship: deciding and sending. A chaser carries your name in front of your customer — that is what gives it weight, and why no threatening wording appears in it and no legal characterisation is made. I prepare, you decide, you send — and sending takes ten minutes for all 214.
And I read what you have opened to me, account by account, every access logged and withdrawable on a word.
✎ Proposal · watch and chases to be configured — you set the thresholds
What the letter says: the invoice number, the date, the amount, the due date, and the fact that a dispute was opened on 14/02 and closed on 03/04 — which explains why nothing was chased for seven weeks.
Why that mention is in it: because it is true and the customer knows it. A 94-day chaser that pretends not to know about a seven-week dispute hands the customer a ready-made reply, and one more round trip.
What the letter does not contain: no mention of penalties, no reference to proceedings, no "failing payment within eight days". I do not know whether penalties are due or at what rate — that is a contractual and legal question, and announcing it wrongly puts you in difficulty, not the customer.
What I propose in addition: three versions of the same letter — neutral, firm, and with an instalment offer — because the tone depends on what you know about the customer and I do not.
None of the three goes out unless you have opened it. chaser_3-versions.pdf3 tones · no threat · no penalty stated
⛓ Source · invoice of 06/05, dispute log 14/02-03/04, account history
What would determine the amount: what your contract or terms of sale provide, what the customer actually accepted, and the start date of the calculation. Those three are not all on my file, and the third often depends on a receipt date nobody recorded.
What happens if I state a wrong amount: the customer disputes it, they are right, and they dispute the principal in the same breath. A chaser containing a quantifiable error becomes a chaser disputable in its entirety.
What I do instead: I give you what your terms of sale provide, quoted, and the receipt date if it is on file. On this invoice it is not — I say so rather than starting from the invoice date.
And one useful thing: across your 214 overdue invoices, 29 have a recorded receipt date and 185 do not. That is data worth collecting, and it costs nothing at issue. penalties_what-is-missing.pdf185 invoices with no receipt date
✎ Framework · penalties not computed — your terms of sale quoted as they stand
· 128 invoices — forgetfulness. Usually punctual customer, delay under 30 days, no dispute. A simple chaser is enough, and 84% of them are settled within ten days.
· 41 invoices — administrative blockage. Something is missing at the customer's end: a purchase order, a reference, a document. Chasing achieves nothing: the document has to be supplied. I say which for 34 of them.
· 29 invoices — difficulty. Progressive lengthening of payment time, partial payments, or an earlier instalment request. Chasing firmly here loses the customer and the debt.
· 16 invoices — dispute. A disagreement is recorded on file.
What I classify, and what I keep from classifying: I classify invoices, at a given moment — never customers. 23 of your accounts today carry one invoice in forgetfulness and another in dispute: a label placed on the customer would have both treated the same way, and the worse of the two would win. The classification is redone every night, and an invoice changes family the moment its exchange changes. 214-invoices_4-families.pdf128 forgetful · 41 blocked · 29 difficulty · 16 dispute
⛓ Source · 214 overdue invoices, payment histories, disputes, exchanges
What I did: found, for each blocked invoice, the exchange where the customer says what they are waiting for.
· 19 are waiting for a purchase order number the customer requires on the invoice. You have it: it is on the signed quotation.
· 9 are waiting for an invoice in the right format — the customer mandates a portal, and the invoice went by email.
· 6 are waiting for an attachment: signed delivery note, acceptance certificate.
· 7 are waiting for something I have not identified — the exchange is too vague.
What that represents: €218,000 blocked by missing documents, €167,000 of it where the document already exists at your end.
What I have prepared for the 34: each sending is written and the document attached — the purchase order number taken from the signed quotation for the 19, the portal upload prepared for the 9, the delivery note attached for the 6.
What is left to settle, and it is an accounting decision: a resend or a reissue can restart a payment period depending on the customer's terms. I reread the terms of all 34: only six carry that clause. On those six, your accountant decides; the other 28 go on one approval — €141,000 back in the circuit. 41-blockages_218000-eur.pdf34 identified · €167,000 unblockable
⛓ Source · 41 blocked invoices, customer exchanges, signed quotations
What I record: they owe you €4,200 on two invoices; you owe them €3,800 on a credit note issued on 12/06 and never applied. The real balance is €400.
What happens if the chaser goes out as it stands: the customer receives a €4,200 demand while they have been waiting eight weeks for a €3,800 credit note. They will reply, they will be right, and the exchange will cost more than the €400.
What I have written: a letter that starts from the credit note — you confirm it has been taken into account, you set out both invoices and the credit note line by line, and you ask for the balance. The amount demanded becomes €400, and it is beyond dispute.
What is left to your accountant: the offset itself. It is a transaction, it may require both parties' agreement, and it carries the name of whoever posts it. The letter offsets nothing: it records — and that is precisely why it can go out today, without waiting for the entry.
How many cases like it: I cross-referenced your unapplied credit notes with your overdue invoices. 11 customers are in this position, for €34,000 of credit notes. Three of them have already received a chaser — and all eleven letters are written. 11-customers_unapplied-credit-notes.pdf€34,000 of credit notes · 3 chasers already sent
⛓ Source · 2 invoices, credit note of 12/06, credit notes / aged balance cross-check
What is kept: the invoice and its due date, the delay family at the moment of the flag, the chaser prepared and whether it was sent, the customer's reply, and the payment.
What is not kept: no customer risk score, no "bad payer" label, no transferable rating, and no statistics per collections officer.
Why "no score": a risk score built on your past delays outlives the situation that produced it. A customer who had six hard months in 2024 would carry a label into 2027, and somebody would eventually refuse an order on that basis — without knowing the score is three years old.
The delay family, by contrast, is dated and attached to an invoice, not to a customer. That is the difference between a finding and a judgement.
What the monthly summary contains: causes of delay, recurring missing documents, unapplied credit notes, and settlement times by family. Four indicators about your flows. what-is-kept.pdf5 items kept · 4 never produced
✎ Framework · retention periods to be set by the company
Your case is not here? That is exactly what a 15-minute conversation is for. Book the free audit →
Everything the agent handles — and what stays under your control
A single agent to run your amicable chasing, from due date to escalation. It prepares, prioritises and recommends; your team approves the sensitive actions.
Receivables tracked by age
Prioritises each case by age, amount and history.
Graduated chasers at the right moment
Runs the actions on the right channel, at the right time.
Tone matched to each customer
Adjusts tone and content to the profile and the history.
Payment plans & time to pay
Proposes realistic plans and tracks whether they are honoured.
Payment reconciliation
Matches payments automatically, validates and closes cases.
DSO reporting & receivables at risk
Clear dashboards to steer cash and anticipate risk.
Escalating difficult cases
Spots the blockers, prepares the file and recommends escalation.
Extend the chasing channels
SMS adds points of contact to the same agent when a case calls for it; email stays included. The SMS channel is still under review: its full cost has not been established, no price is published, and it cannot be switched on from this page.
Same strategy, more points of contact.
Quoted separately — channel cost to be validatedSMS messages sent by the provider are extra, at your expense, re-invoiced at actual cost with no margin (T&Cs art. 6 ter.6, 7 bis.11 and 7 bis.13).
Need to go beyond amicable recovery?
These agents handle a different business process and are added to your recovery agent.
Litigation recovery
Prepares exhibits, deadlines and formal notices. A human decides and represents.
Legal agent from 750 € excl. VAT / month Discover the agent →Supplier invoices
Handles the invoices you pay, on the purchasing side.
P2P agent from 981 € excl. VAT / month Discover the agent →Entry & bookkeeping
Keeps entries and reconciliation up to date.
Accounting agent from 781 € excl. VAT / month Discover the agent →In 15 minutes we identify the most relevant agent — without oversizing the project.
How much time can the finance team recover?
By automating work that is often neglected, the agent brings the cash in faster and refocuses the finance team on the difficult cases. The gain depends on your outstanding client balances and your current payment times.
The stages of your AI agent project
Audit & scoping
15 minutes to target the use case with the best return.
Quote or direct sign-up
A catalogue offer is bought online; a specific need gets a costed quote.
Design
We design the agent and its guardrails.
Integration & testing
We connect your tools to the agent, which is itself hosted in France.
Rollout
Going live and training your team.
Operation
Continuous supervision and improvement.
Three options, one agent
A debt collection agent (tracking receivables, graduated chasers, multi-channel sequences), installed and operated for you. Choose according to how you work.
Setup + controlled subscription
- Installation, configuration and training for your teams
- Operation, human oversight, updates and support
- Sovereign hosting in France, a dedicated and isolated resource
All inclusive, no setup fee
- Setup included (installation, configuration, training)
- Operation, human oversight, updates and support
- Sovereign hosting in France, managed end to end
On site, you own it
- Hardware installed on your premises (you own it)
- French / European AI models run locally
- Secure remote maintenance (Pro support included)
Four guarantees that matter to your receivables
Related resources
Your questions, our answers
How does this differ from invoice processing?
Does the agent issue formal demands or take legal action?
Does it preserve the client relationship?
Does it connect to my invoicing software?
Does it also chase by telephone?
Is financial data protected?
How long does it take to deploy the agent?
Which tools can people use to talk to the agent?
Can the agent chase my customers by text message?
Other agents for your financial cycle
Let's size up the potential on your receivables
15 minutes to frame your chasers and your escalation thresholds — hosted in France, supervised, with no commitment.