HTMLvault Blog
Make AI-generated HTML worth reading, then see who reads it.
How to prompt for reports, dashboards and proposals that hold up, keep them current after they are sent, and put them to work in sales and marketing.
Claude Live Artifacts: What Breaks, What Leaks, and How to Publish One Safely
A live Claude artifact can work perfectly in the chat and fail everywhere else. What the sandbox does for you, why hardcoded API keys are the classic leak, and how to publish one safely.
PII Scanner Buyer's Guide: Regex, AI, and Where Each One Fails
Regex scanners miss context; AI scanners cost tokens and vary between runs. How to layer both, gate API and MCP pipelines, tune block vs warn, and question any vendor.
What Is a Claude Artifact? How They Work and How to Share One at Work
What a Claude artifact actually is, how versions and the sidebar work, the four ways to export one, and how to turn the HTML into a tracked, expiring link via MCP or REST API.
How to Delete Claude Artifacts (and What Deletion Actually Removes)
How to delete a Claude artifact, its published link, and the conversation, in the right order — plus what deletion can't reach and how to make the next cleanup unnecessary.
Link Expiry Settings: Choosing a Window That Matches the Deal
Choose link expiry settings from the decision a link supports, extend on purpose when a deal slips, and set the account retention window that decides what's deleted after expiry.
API Keys: Generate, Use, and Revoke
How to generate an HTML sharing API key on Pro, authenticate REST calls with the hv_ prefix, revoke cleanly, and when to use Enterprise org-level keys instead.
Sales Proposal Software That Security Trusts
Sales proposal software should reveal buyer intent without exposing pricing, PII, or secrets. Learn the controls that make proposal links safe to share.
SAML SSO for Sharing Tools That IT Loves
SAML SSO for sharing tools gives IT centralized access control while teams publish secure, trackable HTML links — an add-on on Teams, included on Enterprise.
How to Scan HTML for API Keys Before Sharing
Learn how to scan HTML for API keys before a link exists: where keys hide in generated pages, how to triage a finding, why you rotate before you delete, and what a scan can't catch.
A New Home: HTMLvault is now htmlvault.com
HTMLvault has moved from htmlvault.dev to htmlvault.com. Existing links and analytics carry over unchanged — you just re-enroll your passkey and update your MCP endpoint.
Enterprise HTML Sharing Checklist for Teams
Use this enterprise HTML sharing checklist to evaluate a sharing tool as its approver: six criteria, the audit record, a real trial, and an approved path faster than the workaround.
Why HTML Emails Hurt Deliverability
Why HTML emails hurt deliverability often comes down to code weight, spam filters, and rendering issues that lower inbox placement and trust.