{"repo":"NousResearch/hermes-agent","public_id":"97427","display_label":"Fix reasoning item ID loss in Responses API replays","summary":"These issues and fixes address a bug where reasoning item IDs were stripped during message replay, causing 400 errors in GPT-5.6 Responses API continuations. The changes preserve ID symmetry and valid replay item graphs for prompt caching.","subsystem":null,"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":115733,"merged_at":"2026-09-19T16:24:58+00:00"},"resolution":{"state":"resolved","by":"pr-115733"},"freshness":{"state":"verified","last_verified_at":"2026-09-19T16:24:58+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":97427,"pr_number":115733,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-19T16:24:58+00:00"},{"issue_number":97442,"pr_number":115733,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-19T16:24:58+00:00"}],"members":[{"kind":"issue","number":97427,"title":"[Bug]: GPT-5.6 Responses rejects replayed assistant message when Hermes strips its required reasoning item ID","url":null,"state":"closed"},{"kind":"pr","number":97777,"title":"fix(agent): Preserve reasoning and message ID symmetry for Responses API prompt caching","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#97427","number":97427},{"kind":"pr","value":"#10217","number":10217},{"kind":"pr","value":"#97445","number":97445}],"category":"partial_fix","implication":"needs_llm"},"merged":false},{"kind":"pr","number":98942,"title":"fix(responses): preserve valid replay item graphs (#97427)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#97445","number":97445}],"category":"duplicate_of","implication":"duplicate"},"merged":false},{"kind":"pr","number":115733,"title":"fix(codex): GPT-5.6 Responses continuations no longer 400 on a replayed message whose reasoning id was stripped (#97427, #97442, salvage #97445)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/codex_responses_adapter.py","agent/transports/codex.py","contributors/emails/[redacted:email]","tests/agent/test_codex_responses_adapter.py","tests/agent/transports/test_codex_transport.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}