{"repo":"NousResearch/hermes-agent","public_id":"111311","display_label":"Gemini corrupted thought signature image processing bug","summary":"A bug where corrupted or empty Gemini thought signatures cause request failures, along with related fix attempts targeting the agent layer to skip or handle such signatures.","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":111559,"merged_at":"2026-09-15T12:42:36+00:00"},"resolution":{"state":"resolved","by":"pr-111559"},"freshness":{"state":"verified","last_verified_at":"2026-09-15T12:42:36+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":111311,"pr_number":111559,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-15T12:42:36+00:00"}],"members":[{"kind":"issue","number":111311,"title":"[Bug]: Gemini 3.8 flash can't process images because of corrupted thought signature","url":null,"state":"closed"},{"kind":"pr","number":111314,"title":"fix(agent): skip corrupted Gemini thought signatures","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#111559","number":111559}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":111559,"title":"fix(agent): Gemini via OpenRouter no longer 400s on an empty thought signature sidecar (#111311, salvage #111314)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/transports/chat_completions.py","tests/agent/test_provider_parity.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}