{"repo":"NousResearch/hermes-agent","public_id":"50422","display_label":"Gateway /compress routing fixes for context engines","summary":"A cluster of bugs and fixes around the gateway's /compress endpoint incorrectly assuming the legacy ContextCompressor, breaking compatibility with pluggable/external context engines. Work includes guarding against non-legacy engines, preserving platform metadata on temporary agents, and defining a host contract for external context engines.","subsystem":"gateway","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":56868,"merged_at":"2026-07-02T07:19:43+00:00"},"resolution":{"state":"unresolved","by":null},"freshness":{"state":"verified","last_verified_at":"2026-07-02T07:19:43+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":50422,"pr_number":56868,"tier":"verified","basis":"superseded_ref","confidence":0.9,"recoverable_from_timeline":false,"pr_merged_at":"2026-07-02T07:19:43+00:00"}],"members":[{"kind":"issue","number":50422,"title":"manual gateway /compress temporary agent drops platform metadata and can duplicate external-engine transcript rows","url":null,"state":"closed"},{"kind":"pr","number":50517,"title":"fix(gateway): preserve platform + gateway_session_key on /compress temporary agent","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#56868","number":56868}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":56868,"title":"fix(gateway): compression routing integrity (salvage #55300 + #55721 + #50517)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["gateway/run.py","gateway/session.py","gateway/slash_commands.py","scripts/release.py","tests/gateway/test_compress_command.py","tests/gateway/test_compression_failure_session_sync.py","tests/gateway/test_session_store_stale_prune.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}