Codex Writes Its Own CPython-Compatible Compiler
charliermarsh · x · 2026-07-10
The author states that Codex is autonomously iterating on a bytecode compiler compatible with CPython.
Currently, on a corpus of 73,377 files, 64,535 files have achieved byte-level compatibility, with a speedup of over 40%.
Related event: Codex Autonomously Develops CPython-Compatible Compiler(2 posts)→
More from coding & agent
- Kimi K3 rises to No. 4 on the Agent Arena leaderboard — HeyZoyaKhan · 2026-07-22
- Devin adds e2b sandboxes for remote agent execution — badphilosopher · 2026-07-22
- Hermes Agent Refactoring Proposal: Decoupling via Event Bus and Monorepo Slicing — Promptmethus · 2026-07-22
- ty now reads Pydantic config keywords and field metadata — charliermarsh · 2026-07-22
- Pensar Launches AI Security Agent to Autonomously Discover and Patch 0-Days — andriy_mulyar · 2026-07-22
- ty adds first-class Pydantic support, including strict and lax field handling — charliermarsh · 2026-07-22