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Microsoft opens the Copilot harness behind VS Code and Copilot CLI to Foundry agents, in preview

Announced Oct 28, Foundry Agent Service can now run your agent on the same managed loop and sandbox as GitHub's Copilot products, with skills, MCP tools and 20+ models; you pick it at agent creation and can't switch later. Runtime is free until Dec 1, then $0.0994 per vCPU-hour plus model costs, and the GitHub Copilot SDK is being renamed Microsoft Copilot SDK (changelog).

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GitHub Agentic Workflows goes GA: write Actions automations in Markdown and let a coding agent run them

Announced at Universe on Oct 28, you describe tasks like issue triage, CI failure analysis or test writing in a Markdown file, and gh aw compiles it to standard Actions YAML powered by Copilot or your own coding agent, running read only by default in a sandboxed container with a threat detection job checking proposed changes. GA adds self hosted ARC runners, per workflow model choice and routing, micro VM isolation, and gh aw forecast for estimating AI credit spend…

GitHub Changelog

GitHub Copilot Fusion goes GA, routing each task across models at Standard, High or Max effort

Announced at Universe on Oct 28, Fusion replaces Auto in the model picker and decides per prompt whether one model answers, a cheap model drafts and escalates, or one model critiques another; Fusion Max scored within two points of Claude Code on Opus 5.5 Max on Artificial Analysis's coding index at about half the cost per task. It's on all plans in VS Code, the Copilot app, CLI and JetBrains, billed per model used, with 30% off for a limited time…

GitHub Changelog

Akamai Agent Sandbox runs agent-written code in nested WebAssembly with outbound access blocked by default

In beta since Oct 27, your agent runs on Akamai Functions via the Spin SDK, and the JavaScript or Python it writes runs in a second, tighter Wasm sandbox with limits on compute, memory and network; the tech preview suits short steps of about a minute. Akamai also opened a beta of Akamai Inference, OpenAI compatible serverless or dedicated hosting for 12 open weight models including gpt oss 120b and Gemma 4…

Akamai Newsroom

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