The AI week, distilled.
Week 39 · 2026
This week in AI · 21–27 September 2026

The week in 60 seconds

What mattered this week across Microsoft, OpenAI, Anthropic and the rest of AI — every item from a primary source, with the full brief one click away.

  1. Microsoft AI Microsoft redesigns Copilot around Home, Code and Autopilot

    Microsoft announced a redesigned Copilot that integrates Office work, natural-language app creation and a persistent personal agent. It also introduced Copilot Managed Runtime in preview for applications created through Cowork, Code and Copilot Studio.

    Microsoft Blog

  2. OpenAI OpenAI launches GPT-6 Sol and Luna with lower API prices

    OpenAI announced GPT-6 Sol and Luna for the API, ChatGPT Work and Codex. It set API prices 50% below the promotional prices of their GPT-5.6 predecessors.

    OpenAI

  3. Anthropic Anthropic reports Claude-assisted enzyme discovery

    Anthropic announced a life-sciences research group and laboratory. The company said Claude helped identify an enzyme system through large-scale DNA analysis, followed by laboratory experiments.

    Anthropic

  4. Other AI SAP connects transformation tools for enterprise AI-agent operations

    SAP announced integrated innovations across Signavio, LeanIX, WalkMe and Cloud ALM at its Transformation Excellence Summit. The company positioned the tools as an operational foundation for managing end-to-end agent operations.

    SAP News Center

The full briefs

Microsoft AI · 2026-W39

Microsoft expands Copilot automation and changes how enterprises manage AI costs

Microsoft announced a redesigned Copilot with Office integration, app-building tools and a persistent agent planned for private preview. It also outlined subscription-plus-usage pricing and expanded spending controls. GitHub added enterprise policies and monitoring capabilities that give IT teams concrete governance work ahead of further adoption.

OpenAI · 2026-W39

OpenAI announces GPT-6 price cuts and new safety initiatives

OpenAI announced GPT-6 Sol and Luna with API prices 50% below their predecessors’ promotional rates. It also introduced new prompt-caching features and advanced initiatives covering international standards, independent assessments and mental-health safety.

Anthropic · 2026-W39

Anthropic expands biology research as government and copyright disputes continue

Anthropic announced a life-sciences research group and reported that Claude helped identify a previously uncharacterized enzyme system. Government restrictions, international safety discussions and a training-data copyright dispute also put its policies in focus for enterprise buyers.

Other AI · 2026-W39

SAP puts AI-agent operations on the business-transformation agenda

SAP announced integrated innovations across Signavio, LeanIX, WalkMe and Cloud ALM to support end-to-end AI-agent operations. For Czech enterprises running SAP, the practical focus is how agent-enabled workflows fit existing processes, application dependencies and operational controls.

MS Build 2026 · June 2–5, 2026

Microsoft Build 2026: the enterprise agent platform arrives

Build 2026 reframed Microsoft's whole stack — Azure, GitHub, Microsoft IQ, Fabric, Foundry, Windows, Security and Microsoft 365 — as a single system for building, running and governing AI agents at enterprise scale. This page distils the announcements that matter for developers and architects, grouped by theme, each linked to its official source.