{"repo":"NousResearch/hermes-agent","public_id":"2049","display_label":"Whitespace lost in ACP streaming message content","summary":"Multiple bugs and fixes related to leading or surrounding whitespace being stripped from LLM response chunks when rendered or streamed through the ACP/api_server path, causing words to appear joined without spaces.","subsystem":"acp","counts":{"members":5,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":2,"merged_prs":1,"attempt_prs":2},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":2192},"resolution":{"state":"partially_resolved","by":"pr-2192"},"freshness":{"state":"stale","last_verified_at":"2026-03-20T16:52:32+00:00","is_stale":true},"grouping":{"backbone":"STRUCTURAL_PARTIAL","link_density":0.33599999999999997},"fix_edges":[{"issue_number":2049,"pr_number":2192,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true}],"members":[{"kind":"issue","number":2049,"title":"[Bug]:  LLM responses are returned without spaces between words (GitHub Copilot ACP)","url":null,"state":"closed"},{"kind":"issue","number":24592,"title":"[Bug]: LLM responses returned without spaces between words via api_server path (related to #2049, not covered by 1173adbe8)","url":null,"state":"closed"},{"kind":"pr","number":2145,"title":"fix(acp): preserve leading whitespace in streaming chunks","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#2192","number":2192}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":2192,"title":"fix(acp): preserve leading whitespace in streaming chunks","url":null,"state":"merged","close_reason":{"category":"merged","implication":"superseded"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/copilot_acp_client.py"]},{"kind":"pr","number":24920,"title":"fix(acp): preserve leading/trailing whitespace in message content rendering (#24592)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"1173adbe8","number":0},{"kind":"pr","value":"#24592","number":24592},{"kind":"pr","value":"#24592","number":24592},{"kind":"pr","value":"#2049","number":2049},{"kind":"pr","value":"#24592","number":24592}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}