17th December 2025
Tool
Codex Timeline Viewer
— View Mozilla Codex rollout timeline events from `.jsonl` files with an interactive interface that supports filtering, searching, and detailed event inspection. Load files via drag-and-drop, paste, or URL fetch, then explore events organized chronologically with customizable timezone display and comprehensive event details including formatted content, tool calls, and reasoning blocks.
Recent articles
- Claude's new system prompt really doesn't want to reproduce song lyrics - 2nd September 2026
- Claude Fable 5.1 made me a really nice animated pelican - 1st September 2026
- Understanding ChatGPT Work - 30th August 2026