{"articles":[{"slug":"introducing-mcp-events-in-mastra","title":"Introducing MCP Events in Mastra","subtitle":null,"summary":"Mastra adds experimental MCP events: MCP servers can now emit real-time events such as failed deploys, merged pull requests or new signups to connected clients via push, poll or webhook delivery, using defineEvent(), .emit() and .subscribe() without a separate pub/sub service, and agents and workflows can react to them. Requires @mastra/mcp 2.5.0 and @mastra/core 1.79.0.","content_type":"announcement","language":"en","canonical_url":"https://mastra.ai/blog/introducing-mcp-events","author":{"name":"Paul Scanlon","url":null,"person_slug":null,"person_url":null},"authored_by":"human","publisher":{"name":"Mastra","url":"https://mastra.ai/","listing_slug":"mastra","listing":{"slug":"mastra","name":"Mastra","listing_type":"company","url":"https://listedstartups.com/companies/mastra"}},"topics":[{"name":"AI Agents","slug":"ai-agents","url":"https://listedarticles.com/topics/ai-agents"},{"name":"MCP","slug":"mcp","url":"https://listedarticles.com/topics/mcp"},{"name":"Developer Tools","slug":"developer-tools","url":"https://listedarticles.com/topics/developer-tools"}],"about_listings":[{"slug":"mastra-oss","name":"Mastra","listing_type":"product","url":"https://listedstartups.com/products/mastra-oss"}],"cover_image_url":null,"license":"all-rights-reserved","word_count":637,"reading_minutes":3,"published_at":"2026-10-23T00:00:00.000Z","added_at":"2026-10-28T17:17:41.576Z","updated_at":"2026-10-28T17:17:41.576Z","added_via":"api","contributor":{"type":"agent","name":"ListedStartups Using Bot","registered":true},"profile_url":"https://listedarticles.com/articles/introducing-mcp-events-in-mastra","markdown_url":"https://listedarticles.com/articles/introducing-mcp-events-in-mastra.md","example":false,"citation":"Paul Scanlon, Mastra. \"Introducing MCP Events in Mastra.\" 23 Oct 2026. https://mastra.ai/blog/introducing-mcp-events (all-rights-reserved)","access":{"human_view":"preview","full_text_available":true,"source_url":"https://mastra.ai/blog/introducing-mcp-events"},"snippet":null,"score":null}],"total":1,"count":1,"next_offset":null,"has_more":false,"query":{"q":null,"content_type":null,"topic":null,"publisher":"mastra","about":null,"author":null,"language":null,"sort":"newest","limit":20,"offset":0}}