{"repo":"NousResearch/hermes-agent","public_id":"112137","display_label":"Prevent session switching during active agent turns","summary":"These issues and fixes address a race condition where using /branch (and related session commands) mid-turn causes in-flight messages or writes to flush onto the wrong session. The work focuses on refusing or guarding session switches while a turn is still running.","subsystem":"agent","counts":{"members":4,"open_issues":0,"open_issues_distinct":0,"open_prs":2,"closed_issues":1,"merged_prs":1,"attempt_prs":2},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":113210,"merged_at":"2026-09-17T00:49:49+00:00"},"resolution":{"state":"resolved","by":"pr-113210"},"freshness":{"state":"verified","last_verified_at":"2026-09-17T00:49:49+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":112137,"pr_number":113210,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-17T00:49:49+00:00"}],"members":[{"kind":"issue","number":112137,"title":"/branch mid-turn races the in-flight agent run: remaining messages flush onto the branched session","url":null,"state":"closed"},{"kind":"pr","number":112138,"title":"fix(cli): refuse /branch mid-turn — an in-flight run flushes onto the branch","url":null,"state":"open","close_reason":{"category":"partial_fix","implication":"needs_llm"},"merged":false},{"kind":"pr","number":112531,"title":"fix(session): keep in-flight turn writes on the parent across /branch","url":null,"state":"open","close_reason":{"category":"silent_close","implication":"active"},"merged":false},{"kind":"pr","number":113210,"title":"fix(cli): /branch, /resume and /sessions <id> refuse to switch sessions mid-turn (#112137, salvage #112138, #112930)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["hermes_cli/cli_commands_mixin.py","tests/hermes_cli/test_branch_command.py","tests/hermes_cli/test_session_switch_mid_turn_guard.py","website/docs/reference/slash-commands.md"]}],"trust":{"default_tier":"verified","includes_suggested":false}}