Who is building the agent operating system?
Twelve dimensions across seven providers. Re-graded as announcements land, with the market's reaction shown alongside.
Microsoft · Developer APIs
Platform leverage · updated 2026-06-01
Azure AI Foundry is a broad, governed platform spanning many model providers.
Breadth, quality, and economics of the APIs developers build on. Tool use, structured output, fine-tuning, embeddings, agent frameworks: the leverage that turns a model into a platform.
- PrimaryBuilding a hill-climbing machine: Launching seven new MAI modelsMicrosoft AI · 2026-06-02
Microsoft's own in-house MAI models, including a reasoning model, signaling a push toward independence from OpenAI.
- PrimaryBuild and run agents at scale with Microsoft Foundry (Build 2026)Microsoft Foundry · 2026-06-02
A framework-agnostic agent platform with enterprise tools, real-time voice, and production observability.
- NewsOpenAI, Anthropic, and Block join Linux Foundation effort to standardize the AI agent eraTechCrunch · 2025-12-09
Anthropic donates MCP to the new Agentic AI Foundation, so MCP shifts from vendor project to neutral infrastructure.
- PrimaryOne Year of MCP: November 2025 Spec ReleaseModel Context Protocol · 2025-11-25
MCP's rise from open-source experiment to de facto standard adopted across OpenAI, Microsoft, GitHub, and Google.
- AnalysisMicrosoft's AI Strategy Deconstructed: From Energy to TokensSemiAnalysis · 2025-11-12
A teardown of Microsoft's datacenter pause and the execution risk in a vertically integrated chips-to-apps stack.
- PrimaryMulti-agent orchestration and more: Copilot Studio at Build 2025Microsoft Copilot · 2025-05-19
Copilot Studio's shift to a true agent platform: multi-agent orchestration, computer use, and A2A support.