---
title: Changelog
description: Latest updates and new features in Workflow SDK.
docs_index: /llms.txt
lastUpdated: 2026-10-13
type: overview
---

> For an index of all documentation, see [/llms.txt](/llms.txt).

# Changelog

Stay up to date with the latest changes to Workflow SDK.

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## 2026

- [Durable hook resume](/docs/changelog/lazy-hook-resume) (August 2026)
- [Resilient hook resume](/docs/changelog/resilient-resume) (July 2026)
- [Eager processing of steps and incremental event replay](/docs/changelog/eager-processing) (March 2026)
- Serializable AbortController and AbortSignal (March 12, 2026)

---

For a semantic overview of all documentation, see [/sitemap.md](/sitemap.md)

For an index of all available documentation, see [/llms.txt](/llms.txt)

For agent-facing discovery, including API and MCP surfaces, see [/agents.md](/agents.md)