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Reddit’s tracked share of ChatGPT Search citations fell 86% in mid-August

A third-party GEO dataset recorded an 86.4% relative collapse in Reddit’s visible ChatGPT Search citation share while Google AI citation changes were much smaller. The result is a useful warning against building an AI-discovery strategy around one source platform, not proof of an OpenAI penalty or Reddit removal.

ChatGPT Atlas can still surface blocked URLs unless publishers use noindex

Blocking OAI-SearchBot is not a complete removal signal for ChatGPT Atlas. OpenAI says a disallowed page can still appear as a link and title when the URL is learned elsewhere and judged relevant; publishers that want to suppress that result need a crawlable noindex directive, while GPTBot remains the separate training control.

OpenAI says its Jalapeño chip reached tape-out in nine months with AI-assisted design

Jalapeño is working first-party silicon rather than a roadmap item, and OpenAI now says AI itself materially accelerated the design process. The distinction still matters: tape-out means the design was finalized for manufacturing; it does not mean fleet-scale production qualification or API deployment is complete.

GitHub Actions is starting runtime brownouts for outdated self-hosted runners

Teams with pinned, custom-image or auto-update-disabled GitHub Actions runners can now see registration or job execution fail before the September 25 cutoff. The migration is not just a one-time jump to v2.329.0: already-registered runners must also stay within 30 days of the latest runner release.

Agent Plugins 1.0 now has a concrete cross-client compatibility layer for Skills and MCP

Agent Plugins 1.0 now has documented support across VS Code, Cursor, GitHub Copilot, ChatGPT/Codex, Kiro and several open-source agents. That makes the format materially more useful for cross-client distribution, but portable components remain limited to Agent Skills and MCP servers while permissions, hooks, commands and host UX stay client-specific.

OpenAI’s Codex client exposes a GenUI layer for refreshable interfaces inside conversations

RuntimeWire found a generic `genui` message path, a server-directed widget refresh endpoint and 467 versioned Learning Block manifests inside OpenAI’s Codex desktop client. The material development is not another visualization feature: it is evidence of a reusable interface layer beneath conversational answers, with important limits around what is actually public or enabled.

NVIDIA Groq 3 LPX enters full production with 3,431-token/s long-context inference

Groq 3 LPX is moving from architecture announcement to manufactured infrastructure. Artificial Analysis measured about 3,400 output tokens/s at both 10K and 100K context on an NVIDIA-hosted private endpoint, but the single-concurrency benchmark does not yet establish public-cloud price, multi-tenant throughput or end-to-end agent speed.