Jex 1.0, Part 5: Ship It

The production run, the bit-exact verification, and the open-source release of the engine that became **Jex 1.0**, shipped under the name **Bixoto**.

Jex 1.0, Part 4: The Rewrite

The reasoning gate closes by its own receipts, the board moves to edition 0.3, and the frozen stack is rebased and pushed lever by lever to 60.29: the best of all no-training entries, and the measured ceiling.

Jex 1.0, Part 3: The Audit Tax

The one speedup the audit allowed, and the parity work that paid for it: Route B, batch invariance, and the 55-minute dry run that turned a projection into a schedule.

Jex 1.0, Part 2: The Gate

A gate curve that promised +20 index, a latency wall at 40% coverage, and a pilot built to catch us fooling ourselves: the reasoning hypothesis, measured under a ten-euro cap.

Jex 1.0, Part 1: The Frozen Engine

A frozen 31-billion-parameter model, a leaderboard read wrong, an engine that had never touched a GPU, and a reproducibility audit that turns every speed shortcut into a liability: the first phase of the campaign, from a broken engine to a banked 58.09.

GLM-5.3 vs Kimi K3: 753B vs 2.8T. The Older Weights Just Won on Points.

Zhipu’s post-training special vs Moonshot’s trillion-parameter giant — the first real head-to-head of China’s two open-weight flagships, with receipts and asterisks. GLM-5.3 launched on August 14, 2026, the day I’m writing this. Its numbers are vendor-reported (v) and hours old. Kimi K3’s numbers are a mix of vendor-reported (v) and independently verified (i) figures, after … Read more