Anthropic's second S-1 amendment launches the IPO roadshow at a $70–$78 estimated share-price range, including 801.35M company shares, 23.65M secondary shares and a $26B concurrent strategic placement.
The November 2 follow-up supersedes 4.6.3 as the security upgrade target, with behaviour changes affecting custom dev hostnames, cached responses and route rules.
SvelteKit 3's Vite and #lib migration remains the main upgrade boundary; 3.1.1 now also fixes security-sensitive server-only module and cross-origin path handling, so deploy a patched 3.x build.
A new HTML API-backed wp_kses() changes what sanitised HTML looks like even without an API signature change. Developers should test output-sensitive plugins before a future WordPress core release.
Postmark’s new IP Allowlisting creates an extra sending boundary around API credentials: trusted infrastructure can send normally, while requests from outside configured ranges fail even if the token itself is valid. SMTP is not covered.