The deadline is no longer theoretical: browsers, Git HTTPS backends and API clients that still depend on SHA-1-era TLS algorithms can now lose connectivity to GitHub.com.
GitHub Issues now gives agent automations confidence levels, rationales and optional approvals, letting teams automate routine triage while holding uncertain changes for review.
Most of the reported net loss is not cash spent running Claude. The draft numbers need final filing verification, while infrastructure costs and long-term capacity commitments remain central.
From September and October, Copilot Business and Enterprise seat access becomes more tightly coupled to upfront payment. A separate September 28 policy migration enables a unified Copilot experience by default, retains github.com chat data for the life of the account and changes code review’s default effort from Lite to Balanced.
Hydrogen 2026-10 is generally available as a JavaScript commerce library with React Router and Next.js starters and examples for other frameworks. Existing Hydrogen storefronts still work; migration is optional.
Gemini 4 Argon is now available through Google's paid API and eligible subscriptions. The introductory $2 input/$10 output rates double on December 1, and its 1M-token continuation feature requires special integration.
Haiku 5.5 resets the economics of high-volume classification, extraction and agent sub-tasks, while Anthropic also cuts Sonnet 5.5 cache-read prices and introduces API credits for Max/Team subscribers.
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.
GitHub Spark stops being available to existing users on August 31, 2026. Deployed apps are meant to keep running, but owners should export code to a repository now; Spark apps using `llm()` need a separate inference provider because the underlying GitHub Models service retired July 30.
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.
Hy4 preview is a very large sparse model with public full and FP8 weights, native speculative decoding and a 1M-token context path. Its open release makes Tencent’s claims testable, while the 1.56TB full checkpoint keeps self-hosting firmly in server-scale territory.