Data and AI releases

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Durable Objects, Workers - Declare Durable Object class lifecycle with `exports`

UpdateNot yet verified

A new declarative exports field in your Wrangler configuration file replaces the imperative migrations array for managing Durable Object class lifecycle. Instead of writing an ordered list of migration steps with unique tags, you declare each Durable Object class your Worker exports and Cloudflare compares that against what's already deployed to determine...

Governance

Also shipped Jul 4, 2026Cloudflare in July 2026 →

arize-phoenix: v17.17.0

17.17.0 (2026-07-04) Features app: add shift-click range selection to tables (1327bfa) ui: recent searches in the span filter typeahead (9024db5) Bug Fixes app: restrict shift-click range selection to same-depth rows (12d3eac)

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arize-phoenix: v17.16.0

17.16.0 (2026-07-04) Features add auth.md support for agent authentication discovery (495d879) add baseline tagging for experiments (67f6166) api: assign annotation configs to projects over REST (83d3cef) app: add error column to spans and traces tables (4f82d5a) app: add version count, latest version, and version tags columns to prompts table (2f7ea73)...

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Workers - Simpler runtime types with @cloudflare/workers-types v5

We have released version 5 of @cloudflare/workers-types ↗ . This release simplifies the package to expose only the latest runtime types. We still recommend that you generate types for your Worker using wrangler types , but if you want to use the package directly, you can install it with your package manager of choice: npm yarn pnpm bun npm i -D...

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Cache multiple versions of a URL with Vary

Your origin can serve different responses for the same URL , different languages based on Accept-Language , or different formats based on Accept , by returning a Vary ↗ response header. Cloudflare's cache now honors that header directly in Cache Rules , so the same URL can hold multiple cached versions and each request is matched to the right one.

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Cloudflare One Client for Windows (version 2026.6.850.0)

A new GA release for the Windows Cloudflare One Client is now available on the stable releases downloads page . This hotfix addresses a Windows authentication issue in the embedded WebView2 browser. Single sign-on could fail to use the Windows primary account, causing users to be prompted for an interactive sign-in.

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