{"repo":"NousResearch/hermes-agent","public_id":"64587","display_label":"Tool schema combinator compatibility fixes across AI APIs","summary":"Multiple bugs and fixes related to tool/function schemas using top-level combinators (anyOf, allOf, oneOf) that are rejected by OpenAI, Anthropic, and Codex APIs. A recurring concern is the schema sanitizer stripping or corrupting valid properties like dependentRequired while attempting to normalize schemas.","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":64623,"merged_at":"2026-07-28T21:37:20+00:00"},"resolution":{"state":"resolved","by":"pr-64623"},"freshness":{"state":"verified","last_verified_at":"2026-07-28T21:37:20+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":64587,"pr_number":64623,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-07-28T21:37:20+00:00"}],"members":[{"kind":"issue","number":64587,"title":"fix(tools): schema sanitizer corrupts dependentRequired on MCP tools (HTTP 400)","url":null,"state":"closed"},{"kind":"pr","number":64623,"title":"fix(schema): preserve dependentRequired property names","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tests/tools/test_schema_sanitizer.py","tools/schema_sanitizer.py"]},{"kind":"pr","number":64667,"title":"fix(tools): preserve dependentRequired in schema sanitizer (#64587)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#64623","number":64623}],"category":"duplicate_of","implication":"duplicate"},"merged":false},{"kind":"pr","number":64928,"title":"fix(tools): preserve dependentRequired in schema sanitizer (#64587)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#64623","number":64623}],"category":"superseded_by_pr","implication":"superseded"},"merged":false,"is_fix_pr":true,"fix_tier":"suggested","fix_detail_withheld":true}],"trust":{"default_tier":"verified","includes_suggested":false}}