{"repo":"NousResearch/hermes-agent","public_id":"65891","display_label":"Memory context injection framing and contamination issues","summary":"These issues and PRs concern how recalled memory and skill context is injected into conversations — including problems with role assignment, message contamination, deduplication of markers, gateway isolation, and framing memory as background context rather than authoritative user content.","subsystem":"agent","counts":{"members":4,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":2},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":75921,"merged_at":"2026-08-01T08:50:39+00:00"},"resolution":{"state":"resolved","by":"pr-75921"},"freshness":{"state":"verified","last_verified_at":"2026-08-01T08:50:39+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":65891,"pr_number":75921,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-08-01T08:50:39+00:00"}],"members":[{"kind":"issue","number":65891,"title":"Model switch markers ([System: The active model...]) pollute conversation history and permanently waste context tokens with no cleanup","url":null,"state":"closed"},{"kind":"pr","number":48346,"title":"fix(tui): use role='user' for model switch marker to avoid HTTP 400 on strict providers","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#54210","number":54210},{"kind":"pr","value":"#48338","number":48338}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":66011,"title":"fix(gateway): dedup model-switch markers so they don't accumulate in history (fixes #65891)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#75921","number":75921}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":75921,"title":"fix(gateway): dedup model-switch markers so they don't accumulate in history (fixes #65891)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tests/tui_gateway/test_model_switch_marker_role.py","tui_gateway/server.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}