{"repo":"NousResearch/hermes-agent","public_id":"90971","display_label":"Idempotency fix for apply_anthropic_cache_control function","summary":"A bug was identified where apply_anthropic_cache_control was not idempotent when called on already-decorated input. Two fix attempts and the original bug report are grouped here.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":91350,"merged_at":"2026-08-21T06:53:48+00:00"},"resolution":{"state":"resolved","by":"pr-91350"},"freshness":{"state":"verified","last_verified_at":"2026-08-21T06:53:48+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":90971,"pr_number":91350,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-08-21T06:53:48+00:00"}],"members":[{"kind":"issue","number":90971,"title":"[Bug]: apply_anthropic_cache_control is not idempotent on pre-decorated input (original negative-slice/tool-budget overflow scenarios disproved)","url":null,"state":"closed"},{"kind":"pr","number":90972,"title":"fix(prompt_caching): make apply_anthropic_cache_control idempotent on pre-decorated input","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#91350","number":91350}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":91350,"title":"fix(prompt_caching): make apply_anthropic_cache_control idempotent on pre-decorated input (salvage #90972)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/prompt_caching.py","tests/agent/test_prompt_caching.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}