Prusa updates Buddy3D PLA with NFC spool tracking and richer colors

Prusa updated its Buddy3D PLA on July 31 with OpenPrintTag-NFC support, a 1 kg spool priced at €14.49, and a revised formula that Prusa says delivers richer colors and tighter dimensional tolerances. The change keeps the filament in the everyday PLA lane while making the spool easier to read and harder to mix up.

The pain point is not usually printing PLA itself. It is picking the wrong profile, forgetting which spool is half-used, or swapping material on a printer that already has a few saved settings. OpenPrintTag puts those details on the spool through an open-source NFC standard, so a printer or app can read and write filament data instead of forcing users to rely on memory, masking tape, or a spreadsheet of spools.

Prusa said in an October 31, 2025 post that its universal OpenPrintTag solution for most Prusa 3D printers would be ready starting in Q1 2026, with the PRUSA.app team involved in implementation. OpenPrintTag is designed as a single smart spool standard intended to work across brands and ecosystems.

In shared shops and homes with multiple printers, a tagged spool can make it easier to identify material at a glance, track what is left on a reel, and reduce setup friction when moving from one job to the next. Shelves full of unlabeled or partially used spools leave users unsure whether the next roll is PLA, PETG, or something else.

The new tag layer does not change what Buddy3D PLA fundamentally is: standard PLA at a known price. If the updated formula and color range are the real purchase driver, the NFC is a bonus. If the main attraction is smarter spool handling, the value depends on whether a user already has enough OpenPrintTag-aware hardware and software to make it useful.

Prusa forum users have questioned paying extra for OpenPrintTag when the workflow is not yet obvious, while SimplyPrint says it fully supports the standard. Prusa is also selling blank OpenPrintTag NFC tags in packs of 10 and 1000.