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September 2025
  • TypeScript SDK (workflow-js):
    • Label feature is added. This will enable our users to label their workflow runs so that
      • Logs can be filtered with user given label.
      • DLQ can be filtered with user given label.
    • notBefore parameter is added to trigger function that will allow starting a workflow run at a later date given by the notBefore parameter.
  • Console:
    • A major Workflow redesign is landed to improve debugging and monitoring experience workflow runs logs.
      • Flat view is removed. All the data is moved to single view. This is also to avoid confusing our users and made over all experience simpler.
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August 2025
  • TypeScript SDK (workflow-js):
    • Added retryDelay option to dynamicaly program the retry duration. It can be configured on trigger , context.call or serve
    • Added ability to detect if a given url is a workflow or not. Starting with 0.2.17 trigger made via the sdk can fail (instead of hanging), if there is no workflow serve on the given url.
  • Console:
    • Local mode is added to enable our users to use the console with their local development envrionment and the locally deployed workflows. See docs for details.
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July 2025
  • TypeScript SDK (workflow-js):
    • Restart/Resume for DLQ is added to allow more options to handle failed runs. See here
    • Added WorkflowNonRetryableError to fail a workflow without causing any retries. See here
    • For additional bug fixes, see the full changelog here.
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June 2025
  • TypeScript SDK (workflow-js):
    • Added useFailureFunction and failureFunction to client.trigger. See here.
    • Added batch triggering support to client.trigger. See here.
    • For additional bug fixes, see the release notes here.
  • Python SDK (workflow-py):  
    • Failure function is implemented. This feature enables to act on a failure of a workflow on the code. See docs here
    • For other bug fixes, see the full changelog here.
  • Console:
    • A major redesign is coming next month to improve Workflow usability.
  • Workflow Server:  
    • An issue causing Workflows not usable with CloudFront is fixed.
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May 2025
  • TypeScript SDK (workflow-js):
    • Added a workflow parameter to context.call, enabling type-safe workflow calls. See here.
    • Enabled passing context.call settings when defining an Agent. See here.
    • Added delay support to client.trigger. See here.
    • Introduced period and improved rate support in flow control. See here.
      Previously, period was fixed at 1 second. For example, rate: 3 period: 1d throttles publishes to 3 per day.
    • For additional bug fixes, see the release notes here.
  • Workflow Server:
    • Added support for custom period in flow control, allowing users to set a period of up to 1 week.
      Previously, period was fixed at 1 second. For example, rate: 3 period: 1d throttles publishes to 3 per day.
    • Implemented Workflow Resume and Restart features (SDK and Console support in progress):
      • Resume allows users to retry a workflow run from the point it stopped.
      • Restart allows users to retry a workflow run from the beginning.
  • Console:
    • A major redesign is coming to improve Workflow usability.
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April 2025
  • Python SDK (workflow-py):  
    • Minor bug fixes.
      See the full changelog here.
  • Workflow Server:
    • Prevented intermediate Workflow calls from failing due to request/message quota limits.
    • Fixed handling of RUN_STARTED so that it correctly returns unfinished Workflow Runs as documented.
      Previously, some Workflow Runs could be skipped if internal state was logged after RUN_STARTED.
    • Applied several performance optimizations.
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March 2025
  • TypeScript SDK (workflow-js):
    • Added onError support to serve by the community. See here.
    • Enabled support for all fetch-compatible models in Agents. See more details here.
    • For additional bug fixes, see the full changelog here.
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February 2025
  • TypeScript SDK (workflow-js):
    • Fixed a Unicode issue in context.call where binary responses from endpoints could break. See here.
    • Introduced WorkflowTool, allowing Workflow Agents to define multi-step workflows as a tool. See here.
    • Added context.invoke to call one workflow from another with full type-safety. See the guide here.
    • Introduced flow control parameters to limit the rate or concurrency of workflow runs. Learn more here.
    • For additional bug fixes, see the full changelog here.
  • Workflow Server:
    • Added RateLimit and Parallelism controls to manage the frequency and concurrency of workflow runs. Learn more here.
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January 2025
  • TypeScript SDK (workflow-js):
    • Added the Agents API to workflows. You can now create AI agents to run workflows on your own infrastructure with all the benefits of workflows: reduced environment costs, fault tolerance, and scalability. Learn more about agents here.
    • For other bug fixes, see the full changelog here.
  • Python SDK (workflow-py):
  • Local Development Server:
    • The local development server is now available for public use. This server allows you to test your workflows locally. Learn more about the local development server here.
  • Console:
    • Separated Workflow and QStash consoles for a better user experience.
    • Separated their DLQ messages as well.
  • Workflow Server:
    • The core team focused on RateLimit and Parallelism features. These features are ready on the server and will be announced next month after the documentation and SDKs are completed.
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December 2024
  • TypeScript SDK (workflow-js):
    • Introduced third-party integrations, starting with Anthropic, Resend, and OpenAI. These integrations are automatically offloaded to workflows, ensuring long-running calls do not consume user environment time. See the related documentation here.
    • Added a timeout parameter to context.call. Learn more in the documentation.
    • Improved support for workflows in Express and SvelteKit by adding the useJSONContent option.
    • Resolved loop detection issues on Cloudflare and Render.
    • Full changelog, including all fixes, is available here.
  • Workflow Server:
    • Added the WorkflowCreatedAt filter for Dead Letter Queue (DLQ) and Events.
    • Prepared the local development server for public release (coming soon).
    • Enhanced context.SleepUntil to support float values.
    • Increased the event retention period from 10,000 events to up to 14 days. Learn more on the Pricing page.
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November 2024
  • Python SDK (workflow-py):
    • Began development of the Python SDK.
  • TypeScript SDK (workflow-js):
    • Added support for string durations (e.g., 1d, 30s) in context.sleep and context.waitForEvent.
    • Introduced integrations for Astro and Express.
    • Added client.trigger, enabling workflows to start and return the workflow run ID. See the documentation.
    • Added a retry option for context.call. See the documentation.
    • Introduced a lazy fetch feature to support longer and larger workflows on resource-limited platforms.
    • Added context.cancel to cancel the current workflow. See the documentation.
    • Full changelog, including fixes, is available here.
  • Workflow Server:
    • Added bulk cancel functionality for workflow runs. See the REST API.
    • Introduced content-based deduplication for workflows and retry-until-success functionality. This will allow workflows to be used in areas with unstable network connection.
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October 2024
  • Optimized the console by trimming event bodies, reducing resource usage and enabling efficient querying of events with large payloads.
  • Began development on a new architecture to deliver faster event processing on the server.
  • Added Wait Notify feature.
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September 2024
  • Bug fixes and internal logging improvements.
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August 2024
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