Products
Self-serve tools built from real fraud operations.
Every product started as a pattern we saw across dozens of merchant engagements. Install and go.
Fraud Prevention
Shield
Drop-in Stripe.js replacement that enriches every PaymentIntent with device, network, and session signals. Write Radar rules against data you couldn't access before.
— One-line frontend integration, 15KB
— No backend changes required
— AI-powered Radar rule recommendations
— $0.05 per transaction, 1,000 free
before-after.js
// Before
const stripe = Stripe('pk_live_...');
// After
const stripe = Shield.Shield('pk_live_...');
AI
Dispute ResponseChargeback AI
Claude Code plugin that responds to Stripe disputes in minutes. Pulls dispute details, generates submission-ready rebuttal letters, and audits your evidence — all from the terminal.
— Two installs, zero code
— Reason-code-aware rebuttals (Visa, Mastercard)
— Evidence checklist with gap analysis
— Free — open source Claude Code plugin
terminal
> /chargeback-ai:respond ch_3T2GUw...
Dispute: du_1T2GUy... Needs Response
Amount: $50.00 USD
Reason: Fraudulent (Visa 10.4)
Generating rebuttal letter...
Evidence audit: 5/7 items available
Hosted Checkout
Checkout Launching soon
A Canonical-hosted checkout for merchants on Stripe Hosted Checkout who want more from Radar. Full Shield signal capture, stronger Radar rules, better dispute outcomes — without touching your payment flow.
— Drop-in replacement for Stripe Hosted Checkout
— Full device + session signal capture built in
— No frontend work required
checkout.js
// Before — Stripe Hosted Checkout
stripe.redirectToCheckout({ sessionId })
// After — Canonical Checkout
canonical.redirectToCheckout({ sessionId })
Same API. Shield signals captured automatically.