{"repo":"NousResearch/hermes-agent","public_id":"89897","display_label":"Strip unsupported cache retention param at wire boundary","summary":"A bug was identified where prompt_cache_retention was being sent to models that do not support it. These issues and PRs address stripping that parameter at the wire boundary in the Codex tool.","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":90243,"merged_at":"2026-08-19T21:45:15+00:00"},"resolution":{"state":"resolved","by":"pr-90243"},"freshness":{"state":"verified","last_verified_at":"2026-08-19T21:45:15+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":89897,"pr_number":90243,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-08-19T21:45:15+00:00"}],"members":[{"kind":"issue","number":89897,"title":"[Bug]: Codex tool follow-ups can send unsupported prompt_cache_retention to gpt-5.6-sol","url":null,"state":"closed"},{"kind":"pr","number":89969,"title":"fix(codex): strip unsupported cache retention at wire","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"8e2949495a","number":0},{"kind":"commit","value":"8430c1b4da","number":0},{"kind":"pr","value":"#90243","number":90243}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":90195,"title":"fix(codex): strip unsupported prompt_cache_retention at wire boundary (#89897)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"09b567b7a8","number":0},{"kind":"commit","value":"a305ed2ba3","number":0},{"kind":"commit","value":"8e2949495a","number":0},{"kind":"commit","value":"8430c1b4da","number":0},{"kind":"pr","value":"#89969","number":89969},{"kind":"pr","value":"#90243","number":90243}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":90243,"title":"fix(codex): strip unsupported cache retention at the consumer Codex wire (salvages #89969)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/codex_runtime.py","contributors/emails/[redacted:email]","tests/agent/test_relay_llm.py","tests/run_agent/test_run_agent_codex_responses.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}