Caliptra open silicon RoT co-developed by Microsoft, Google, AMD and NVIDIA (2022); AMD has committed to integrate it in its 2026+ products
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| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| Scope | AMD's commitment is a plan. No public source names a shipping data-center part with Caliptra, so check per part whether the silicon carries Caliptra or a proprietary root. |
| As of | 2026-10 |
| Source | CHIPS Alliance Caliptra 2.1 announcement (2025-10-15); AMD blog (October 2024) · CHIPS Alliance 2.1 release names Microsoft, Google, NVIDIA and AMD as partners; AMD blog states plans to integrate Caliptra into its 2026+ product lineup |
| Review | checking…review by 2027-04-16 · standard cadence |
| Recorded changes | last 2026-10-16 · 2 revisions tracked |
| Claim id | caliptra-open-silicon-rot-co-developed-by |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.