Connect your stack
27 native integrations. 3,200+ tools via managed connectors. Most are one-click OAuth, some use API keys - Viktor handles auth and starts working. No webhooks, no Zapier zaps.
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Viktor is an AI employee that connects to Billsby with a scoped API key and helps you create invoices and manage recurring subscription billing, running 4 Billsby actions for you like Add Feature Tags, Create One-Time Charge, and Update Customer Details. Ask in plain English in Slack or Microsoft Teams; Viktor does the work in Billsby and reports back. Setup takes about two minutes.
Free to start · No credit card · SOC 2 Type 1 · Works in Slack & Microsoft Teams
Messages you'd actually send. Paste one into Slack or Microsoft Teams, swap in your specifics, and Viktor takes it from there.
“Send this month's invoices in Billsby to the customers on this list.”
— you, in Slack or Teams
“Find the customers in Billsby with a failed subscription payment and draft outreach.”
— you, in Slack or Teams
“Watch Billsby for a canceled subscription and alert me with the reason if given.”
— you, in Slack or Teams
“Pull this month's recurring revenue from Billsby and post it every month.”
— you, in Slack or Teams
Ask in plain English in Slack or Microsoft Teams. Viktor picks the right Billsby actions, runs the work, and reports back. No workflows to build.
Retrieves available options for the Subscription IDs field.
Update the details of a customer.
Create a one-time charge for a customer.
Add feature tags to a subscription.
27 native integrations. 3,200+ tools via managed connectors. Most are one-click OAuth, some use API keys - Viktor handles auth and starts working. No webhooks, no Zapier zaps.
Message Viktor in Slack like you'd message a teammate. "Send this month's invoices in Billsby to the customers on this list." "Find the customers in Billsby with a failed subscription payment and draft outreach." Plain English, any tool.
Viktor opens Billsby, runs the work, and posts back what changed. Sensitive actions wait for your approval. Everything is logged. You stop doing the work and start reviewing it.
A Billsby AI agent is an AI that connects to your Billsby account and completes work in it - it doesn't just answer questions about Billsby, it takes the actions. Viktor is that agent: an AI employee that works in Billsby on your behalf and delivers the finished result in Slack or Microsoft Teams.
Unlike workflow builders such as Zapier or Make, there is nothing to configure - no triggers to map, no workflows to maintain. You describe the outcome in plain English, and Viktor picks the right Billsby actions, chains them with the other 3,200+ tools it connects to, and asks for approval before anything sensitive runs.
The most powerful, customizable and easy to integrate subscription billing software used by hundreds of companies worldwide to simplify revenue operations
Scoped API keys - Viktor stores your key securely, uses only the scopes you grant, and you can revoke it at any time.
Review-first approvals: sensitive Billsby actions wait for your sign-off before they run.
Isolated compute per team, encrypted in transit and at rest - and your data is never used to train models.
SOC 2 Type 1 compliant, with Type 2 and ISO 27001 in progress.
Yes. Billsby is one of the 3,200+ tools Viktor connects to, via a managed connector. Once connected, anyone on your team can put Viktor to work in Billsby from Slack or Microsoft Teams - no workflow builder, no code.
Ask for outcomes that span tools — Viktor pulls from Billsby, cross-references the rest of your stack, and delivers one finished result.
Viktor connects to 3,200+ tools and works across them in a single run.
