{"repo":"NousResearch/hermes-agent","public_id":"39245","display_label":"ACP prompt hang fix: usage/session update blocking","summary":"These issues and fixes address a bug where ACP's prompt() could hang indefinitely if usage_update or session_info_update calls stalled. Solutions involve timeouts, best-effort wrapping, and reordering terminal response delivery before optional metadata updates.","subsystem":"acp","counts":{"members":4,"open_issues":1,"open_issues_distinct":1,"open_prs":3,"closed_issues":0,"merged_prs":0,"attempt_prs":3},"landed_fix":null,"resolution":{"state":"unresolved","by":null},"freshness":{"state":"never_verified","last_verified_at":null,"is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[],"members":[{"kind":"issue","number":39245,"title":"ACP prompt can hang after final text response when usage_update/session update does not return","url":null,"state":"open"},{"kind":"pr","number":39378,"title":"fix(acp): add timeout to usage_update before returning PromptResponse","url":null,"state":"open","close_reason":{"category":"uncategorized","implication":"needs_llm"},"merged":false},{"kind":"pr","number":51498,"title":"fix(acp): wrap usage_update + session_info_update in best-effort so a stalled client cannot wedge prompt()","url":null,"state":"open","close_reason":{"refs":[{"kind":"pr","value":"#39378","number":39378},{"kind":"pr","value":"#39245","number":39245}],"category":"superseded_by_pr","implication":"superseded"},"merged":false},{"kind":"pr","number":82133,"title":"fix(acp): queue terminal response before optional usage metadata","url":null,"state":"open","close_reason":{"refs":[{"kind":"pr","value":"#39245","number":39245}],"category":"uncategorized","implication":"needs_llm"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}