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Feb – May 2026

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PRIZM Cloud changes are listed by month first, followed by firmware. No prefab commit history was checked this far back, and firmware is summarized by cluster rather than verified release-by-release. Firmware covers 0.16.0 (Feb 13, 2026) through 0.21.9 (May 12, 2026); 0.22.0 onward is on the June 2026 page.

Cloud: May 2026

  • Cloud (new) — AI assistant is available to everyone, including inside the Blueprint Editor.
  • Cloud (new) — Users can delete their own account or leave a company. Ownership passes to the next owner when an owner leaves, and inactive accounts get a warning email before being deleted.
  • Cloud (changed) — Emails using + addressing (name+x@…) can no longer sign up, and creating companies in rapid succession is limited.
  • Cloud (new) — Users can generate devices themselves, up to a per-company limit.
  • Cloud (new) — Billing page shows a credit balance summary, a cost calculator, and a credit usage chart.
  • Cloud (changed) — Apps are imported and exported one at a time, and exports include only public workflows.

Cloud: April 2026

  • Cloud (changed) — AI assistant rebuilt, with custom instructions you can set per dashboard.
  • Cloud (changed) — Credit resets follow your Stripe billing period.
  • Cloud (new) — Widgets can keep showing the latest value even when it is older than 15 minutes.
  • Cloud (changed) — Apps link straight to their blueprint in the editor.
  • Cloud (new) — Onboarding tutorial video button on every page.

Cloud: March 2026

  • Cloud (changed) — Dashboards revamped: sidebar, search, pinning, and no limit on dashboards per company.
  • Cloud (changed) — New login screen.
  • Cloud (new) — Device info dialog shows device logs and status history.
  • Cloud (new) — Devices can be told to check for a firmware update from the device table.
  • Cloud (changed) — Only one CSV export can run per company at a time.

Cloud: February 2026

  • Cloud (changed) — Usage is now based on credits. Each company has a credit balance, shown in the sidebar and billing page, replacing the old usage limits.
  • Cloud (changed) — A device’s online status updates consume credits, and misbehaving devices are temporarily blocked.
  • Cloud (new) — Blueprint Editor: a per-peripheral (Serial/I2C) settings drawer and undo. “UART” is now called “Serial”.

0.21.0 – 0.21.9

  • Added a WASM memory arena.
  • Added disaster-recovery handling.
  • Added QA IO-loopback testing.
  • Fixed a stack-size issue.

0.20.0

  • Added rollback support for a failed update.
  • Added a dedicated task runner.

0.19.0 – 0.19.1

  • Added a guard against an MQTT-thread panic.
  • The device now restarts if the app stopped unexpectedly.

0.18.0 – 0.18.2

  • Clearer “why is this device online/offline” logging.
  • Fixed a stack-overflow crash.

0.17.0 – 0.17.3

  • Introduced v2 hardware configuration.
  • Fixed timestamp and restart bugs.

0.16.0 – 0.16.9

  • Added dead-letter-queue v2.
  • Added CTS/UART configuration.
  • Added a memory profiler.
  • Migrated the Ethernet stack to Rust.
  • Added watchdog support.
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