Developers Favor Spec Documents Over Plan Mode for AI Coding

Responding to debates over plan mode, developer dotey shared a multi-agent workflow where Fable drafts a spec document for human review before Opus executes it, with other developers echoing that spec-first workflows with cross-validation are more reliable.

2026-09-22 ~ 2026-09-23 · 4 related posts

• dotey shares doc-driven multi-agent coding workflow: Fable writes spec, Opus executes — dotey · 2026-09-22
• Skip plan mode: use execution docs plus multi-agent cross-validation — huangyun_122 · 2026-09-23
• Plan docs over plan mode: Fable writes the spec, Opus executes, Fable validates — dotey · 2026-09-23

1 near-duplicate retellings: ciaotigre