{"repo":"NousResearch/hermes-agent","public_id":"104796","display_label":"Fix boolean required flags in MCP tool schemas","summary":"These issues and fixes address a bug where boolean 'required' flags appearing inside MCP tool property schemas caused 400 errors on strict OpenAI-compatible providers. The fix removes these non-standard flags to produce valid tool schemas.","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":104897,"merged_at":"2026-09-07T15:14:52+00:00"},"resolution":{"state":"resolved","by":"pr-104897"},"freshness":{"state":"verified","last_verified_at":"2026-09-07T15:14:52+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":104796,"pr_number":104897,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-07T15:14:52+00:00"}],"members":[{"kind":"issue","number":104796,"title":"[Bug]: FastAPI-style boolean \"required\" flags inside MCP tool property schemas 400 the whole request on strict OpenAI-compatible providers","url":null,"state":"closed"},{"kind":"pr","number":104831,"title":"fix(mcp): drop non-schema boolean \"required\" flags from MCP property schemas","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"8aaf1aca621","number":0},{"kind":"pr","value":"#104796","number":104796},{"kind":"pr","value":"#104897","number":104897}],"category":"superseded_by_pr","implication":"superseded"},"merged":false},{"kind":"pr","number":104897,"title":"fix: boolean required flags no longer invalidate tool schemas","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tests/tools/test_schema_boolean_required.py","tools/schema_sanitizer.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}