{"name":"TaskStop","slug":"taskstop","family":"tool","title":"Tools","noun":"tool","description":"The TaskOutput tool was pulled from an internal set of tools available to a Claude Code feature","description_source":"entry","described_by":{"version":"2.1.277","anchor":"taskoutput-removed-from-an-internal-tool-set"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":149,"mined_builds":149,"first_cited":{"version":"2.1.277","released_at":"2026-09-18 16:22:26","spans":2}},"aliases":[],"entries":[{"version":"2.1.299","anchor":"new-disallow-tools-option-in-a-case-runner-cli-command","heading":"New --disallow-tools option for running case files","line":"A command that runs case files gains `--disallow-tools`, which keeps chosen built-in tools from Claude in every case","released_at":"2026-10-14 00:23:19","reason":"found in this entry's text"},{"version":"2.1.299","anchor":"eval-harness-gains-disallow-tools-and-per-case-disallowed","heading":"Plugin evals can now take tools away from Claude with --disallow-tools","line":"The plugin eval runner accepts `--disallow-tools` and a per-case `disallowed_tools` list, and scores runs that end on an API error as 0","released_at":"2026-10-14 00:23:19","reason":"found in this entry's text"},{"version":"2.1.290","anchor":"teammate-ambiguity-message-wording","heading":"Teammate error message now asks for the full address","line":"When several teammates match a name, the error now says to use the full address (name@team) instead of the full agent ID","released_at":"2026-10-05 18:12:44","reason":"found in this entry's text"},{"version":"2.1.290","anchor":"taskstop-description-now-covers-background-agents-spawned-wi","heading":"Claude is told it can stop a named background agent by its name","line":"The TaskStop instructions now say a background agent started with a name can be stopped by passing that name","released_at":"2026-10-05 18:12:44","reason":"found in this entry's text"},{"version":"2.1.287","anchor":"remote-taskstop-and-taskget-can-act-on-background-shells-of","heading":"TaskStop can stop background commands running on a remote host","line":"TaskStop can now stop background commands that this session started on a remote host, and TaskGet looks further to find a task","released_at":"2026-10-01 16:59:25","reason":"found in this entry's text"},{"version":"2.1.277","anchor":"taskoutput-removed-from-an-internal-tool-set","heading":"TaskOutput removed from an internal tool set","line":"The TaskOutput tool was pulled from an internal set of tools available to a Claude Code feature","released_at":"2026-09-18 16:22:26","reason":"found in this entry's text"},{"version":"2.1.198","anchor":"taskstop-stop-agents-by-name","heading":"TaskStop: Stop Agents by Name","line":null,"released_at":"2026-07-01 16:50:16","reason":"found in this entry's text"},{"version":"2.1.98","anchor":"monitor-tool","heading":"Monitor Tool","line":null,"released_at":"2026-04-09 18:08:49","reason":"found in this entry's text"},{"version":"2.1.30","anchor":"agent-resume-protection","heading":"Agent Resume Protection","line":null,"released_at":"2026-02-03 16:34:38","reason":"found in this entry's text"},{"version":"2.1.19","anchor":"taskstop-replaces-killshell","heading":"TaskStop Replaces KillShell","line":null,"released_at":"2026-01-23 21:14:31","reason":"found in this entry's text"}],"entries_total":10,"docs":[{"source":"claude-code","path":"agent-sdk\/python","title":"Agent SDK reference - Python","documented":false},{"source":"claude-code","path":"agent-sdk\/typescript","title":"Agent SDK reference - TypeScript","documented":false},{"source":"claude-code","path":"changelog","title":"Claude Code changelog","documented":false},{"source":"claude-code","path":"permissions","title":"Configure permissions","documented":false},{"source":"claude-code","path":"plugin-evals","title":"Test plugins with evals","documented":false},{"source":"claude-code","path":"sub-agents","title":"Create custom subagents","documented":false},{"source":"claude-code","path":"tools-reference","title":"Tools reference","documented":false}],"docs_total":7,"gates":[],"related":[],"url":"https:\/\/changelogs.core-directive.com\/reference\/tool\/taskstop","family_url":"https:\/\/changelogs.core-directive.com\/reference\/tool.json"}