Posts about CFDI

September 13, 2026

22 min read

Chrome Removes XSLT: What Breaks in Sitemaps, Feeds and CFDI Invoice Tools

Chrome XSLT XML CFDI SEO Migration

Typographic cover on a dark green grid: Chrome 158 in large serif letters and a two-line diff removing XSLTProcessor

September 11, 2026

10 min read

Validate Mexican RFC, CURP and CFDI Invoices from Claude, With No API Keys

MCP Claude CFDI Mexico TypeScript AI Agents

Typographic cover on a dark green grid: RFC · CFDI in large serif letters, a validate_rfc call on XAXX010101000 showing check_digit_satisfied false and is_generic true, and the npx command for mx-fiscal-mcp-server

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