Claude Code can now set effort per sub-agent. Spend it where the work is hard

Thu, 08 Oct 2026 11:02:00 +0000

Until this week, a Claude Code sub-agent’s thinking depth was set in two places: the session’s effort level, or an effort line in the agent’s frontmatter. Version 2.1.292, released October 6, adds a third. According to the release notes , the Agent tool now takes an effort parameter, “so Claude runs a sub-agent at the effort level you ask for.”

Effort on Tokenise

Claude Code can now set effort per sub-agent. Spend it where the work is hard