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Clear, source-checked writing about operating Claude Code, Codex, and agent Crews—where the mechanics, limits, and failure states stay visible.

Crowsnest editing a corrected Claude Code reply while the later conversation remains visible Captured in Crowsnest · fictional demo data

A safe correction changes one supported text block while preserving the identity, tool pairings, and later work that make the session resumable.

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Latest notes

Find the work, inspect the interface, understand the boundary, and keep every mechanism reviewable.
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How to search Claude Code and Codex conversation history

Start with the project, prompt, or one phrase you remember; search the layer that can actually contain it.

02

From UI bug to coding-agent task with UI Studio

Select the real component, freeze reviewed evidence, and send one source-level brief to Claude Code or Codex.

05

Where Claude Code stores your conversations

One JSONL file per session, linked by uuid — and why Codex history is a protocol you call, not a file you open.

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Field guide · Updated quarterly

Choosing a Claude Code or Codex UI in 2026

Compare terminal, official, IDE, and local multi-provider interfaces through history, control, lineage, provenance, and privacy.

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Useful enough to keep. Slow enough to check.

We review product claims against the released source, link provider behavior to first-party documentation, and name uncertainty instead of styling it as confidence.

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