pragma.vision Technology observatory

Verification register Energy, Climate, Space & Materials

Living definition

What is X-energy Xe-100?

Fusion & Advanced Nuclear Energy, Climate, Space & Materials

As of
2026-07-23
Revision
2026-07-23.1
Method
v1.3.0

Definition

The term, in context

AI-assisted draft · approved dataset

X-energy's Xe-100 is a high-temperature gas-cooled small modular reactor that uses helium gas to carry heat away from a core packed with TRISO fuel pebbles, each pebble encasing its uranium fuel in layers of ceramic and carbon that contain radioactive material even under extreme heat.

Live readiness status

Status as of the current dateline

AI-assisted assembly · derived results

As of 2026-07-23, verified readiness is 47 (claimed 55, reported 53, gap 8) — Strong evidence strength; current signals suggest Track; not yet.

The readiness fact belongs to the canonical Readiness Verdict for X-energy Xe-100.

Dataset approval

Human editorial release

pragma.vision editorial — standing authorization (operator dev@soft.house, 2026-07-17)

Dataset
2026-07-23.1
Hash
sha256:2946693d2bc5cb60960d58d1e68b228b21021ebbdb21122cce1fb0a6793301ce
Approved
2026-07-23

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