A weekly read on the sandbox world
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The EU AI Act's sandbox deadline arrives
August 2 was the statutory date for every EU member state to have an AI regulatory sandbox operational. The reality on the ground is uneven.
Read the issue →A developer-platform week: Twilio and Shopify
Twilio ships US Branded Calling GA and WhatsApp tooling; Shopify updates the Hydrogen developer preview.
Read the issue →Cloudflare's Sandbox SDK hits a 1.0 preview, and Devin moves in
Cloudflare ships a Sandbox SDK 1.0 preview and runs Cognition Devin on its Containers; Modal ships 1.5.3.
Read the issue →The FCA's AI sandbox opens its second cohort, with GPUs and Claude
The UK regulator launches cohort 2 of its Supercharged Sandbox: 199 applications, 21 firms, GPU infrastructure, and access to Claude.
Read the issue →Modal tightens the SDK, Plaid keeps iterating
Modal 1.5.2 adds workspace APIs and a blocking volume reload; Plaid extends Identity Verification, Investments and Transactions.
Read the issue →Plaid rebuilds its mobile SDKs from the ground up
Plaid ships a Kotlin Android SDK and an Expo-based React Native SDK, and the Android footprint drops about 74%.
Read the issue →A quiet week, and what 'quiet' tells you
No day-precise sandbox news landed this week, so a short, honest note on reading the gaps between announcements.
Read the issue →AWS makes AgentCore Harness GA, and Daytona closes its source
Big cloud and scrappy startup moved in opposite directions: AWS shipped a managed microVM agent runtime, Daytona took its code closed.
Read the issue →What moved in the sandbox world, every Friday.
Pricing changes, new entrants, benchmark refreshes and one sharp take from Eve Harper. Read by engineers choosing where their agents and apps run. No fluff. Read the archive.