Topic

Agent context isolation

The question of what a spawned AI subagent inherits from the session that created it — conversation history, project instruction files, tool access — and what is deliberately withheld.

Current clusters

build1 publisher

A forked Claude Code skill ran cat CLAUDE.md to reach the secret its prompt withheld

Three near-identical skills on Claude Code v2.1.263 show that context: fork isolates the conversation and leaves the filesystem alone, because the subagent still holds Read and Bash, at roughly five times the token cost.

Publishers:dev.to

Reality

Evidence68
Adoption22
Hype gap+12
Incentives30
Confidence62