Updated Apr 28
Sep 30, 2026
ChatGPT Space replaces Library for eligible users, while Projects stay separate
OpenAI's DevDay launch gives teams a shared home for pages and files. The current help guide draws important lines around Projects, mobile editing, inherited access and automatic page updates.
OpenAIChatGPTSpace
Sep 30, 2026
ChatGPT plugins can now react to MCP events, with signed webhooks and clear limits
OpenAI's DevDay MCP Events launch lets a plugin start a ChatGPT workflow when its server reports a relevant change. The current integration uses verified, signed webhooks and leaves several mechanisms in the broader draft specification unsupported.
OpenAIChatGPTMCP
Sep 30, 2026
ChatGPT Sites can host plugins, but each visitor uses their own connection
OpenAI’s DevDay update brings supported plugins into Sites for workspaces. Builders still need to account for admin controls, visitor consent and limits on background access.
OpenAIChatGPTSites
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Apr 28, 2026
OpenAI Symphony Turns Linear Boards Into Autonomous Coding Agent Orchestration
OpenAI released Symphony, an open-source orchestration spec that turns Linear issue trackers into control planes for autonomous Codex agents. Teams report a 500% increase in landed PRs, and the framework now supports multi-model runtimes beyond Codex.
openai-symphonycodex-orchestrationai-coding-agents
Apr 27, 2026
Claude Managed Agents Get Persistent Memory in Public Beta
Anthropic has launched persistent memory for Claude Managed Agents in public beta, enabling AI agents to learn across sessions. Early adopters like Rakuten report 97% fewer errors and 27% lower costs. Here's how the filesystem-based memory layer works and what it means for builders.
claude-managed-agentsanthropic-agents-memoryai-persistent-memory