Last updated: June 17, 2026
This Privacy Policy describes how yieldcurve.pro ("we", "us", "our") collects, uses, and shares information when you use our Site.
Account information: If you create an account, we collect your email address. We use magic-link (passwordless) authentication — no passwords are stored.
Usage data: We collect standard server logs (IP address, browser type, pages visited, timestamps) for security monitoring and analytics.
Payment data: If you purchase credits or a subscription, Stripe processes your payment. We receive a transaction record (amount, date, product) but do not store your payment card number or billing address.
Newsletter subscriptions: If you subscribe to our newsletter, we store your email address and subscription status.
Alert preferences: If you create alerts, we store your configured thresholds and the history of notifications sent.
Chat usage: If you use the AI chat features, your messages are sent to the Anthropic API to generate responses. We log token usage for rate limiting and cost tracking. We do not permanently store conversation content.
We do not sell your personal information.
We share data with these third parties to operate the Site:
| Service | Purpose | Privacy Policy |
|---|---|---|
| Stripe | Payment processing | stripe.com/privacy |
| Resend | Transactional and newsletter email delivery | resend.com/legal/privacy-policy |
| Anthropic | AI chat features (paper chat, chart chat) | anthropic.com/privacy |
| Search Console analytics (aggregate search performance data) | policies.google.com/privacy |
Newsletter: If you subscribe, you will receive periodic market commentary emails. You may unsubscribe at any time using the unsubscribe link in any email or by emailing info@yieldcurve.pro.
Transactional emails: Alert notifications, magic-link authentication emails, and purchase receipts are sent as part of the service you requested. These are not marketing emails.
CAN-SPAM compliance: Our commercial emails include a physical mailing address and an unsubscribe mechanism. Our mailing address is:
yieldcurve.pro 1388 Fontaine Rd Lexington, KY 40502
We retain your account information and purchase records for as long as your account is active and for a reasonable period thereafter for legal and accounting purposes. You may request deletion of your account and associated data by emailing info@yieldcurve.pro.
You may request access to, correction of, or deletion of your personal information by contacting us at info@yieldcurve.pro. We will respond within 30 days.
California residents may have additional rights under the California Consumer Privacy Act (CCPA). Please contact us to exercise those rights.
We use session cookies for authentication. We do not use third-party advertising cookies. You may disable cookies in your browser, but this will prevent you from logging in.
This Site is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us and we will delete it.
We use industry-standard practices to protect your information, including HTTPS encryption and hashed session tokens. No system is completely secure, and we cannot guarantee the absolute security of your data.
We may update this Privacy Policy at any time. We will update the "Last updated" date at the top of this page. Continued use of the Site after changes constitutes acceptance of the revised Policy.
Privacy questions: info@yieldcurve.pro