Symfony Blog

Real-time web, AI streaming, and Mercure 1.0 in practice! Learn how to power real-time features and LLM token streaming in Symfony with Kévin Dunglas as he presents the landmark Mercure 1.0 release at SymfonyCon Warsaw 2026.

Symfony 8.2 adds a Twig helper to log out with a POST form, lets APIs skip the redirect after logout and supports OpenID Connect Back-Channel Logout.

Symfony 8.2 records how users authenticated, so you can require stronger methods for sensitive actions.

This week, we published new articles about upcoming Symfony 8.2 features, including targeted Cache-Control, relative ordering for listeners and services, the compiled event dispatcher, the three new validation constraints, and single-use signed URLs. Meanwhile, Symfony 8.2 development continued at a rapid pace, introducing features such as workflows defined with PHP attributes, a new Lock attribute to reject or delay concurrent requests, and a RecorderHttpClient to record and replay HTTP exchanges. Finally, we unveiled more talks for SymfonyCon Warsaw 2026.

Symfony 8.2 lets you create single-use signed URLs and allows adding extra signed parameters to login links.

REST, HATEOAS, and the Model Context Protocol in practice! Catch Antoine Bluchet at SymfonyCon Warsaw 2026 as he weighs automatic tool generation vs. manual attributes for building AI-ready Symfony APIs!

Symfony 8.2 adds new constraints to validate Doctrine entity references, cron expressions and audio files.

Symfony 8.2 compiles event listeners into a PHP array to reduce dispatcher setup time and memory use.

14s down to 1.8s 🚀 Join Rémi Janot at #SymfonyCon Warsaw 2026 for a cold start autopsy on Cloud Run. Learn the tools, container internals, and exact methodology to fix slow cold starts!

Symfony 8.2 lets you order event listeners, tagged services, decorators and Messenger handlers relative to each other instead of guessing priorities.