{"repo":"NousResearch/hermes-agent","public_id":"4543","display_label":"Tool-call parsing bugs in XML and nested JSON","summary":"Multiple bugs and fixes related to parsing tool calls that appear as inline XML tags or contain nested JSON, particularly affecting the Copilot ACP adapter. Issues include silent failures, regex fragility, and raw text passthrough.","subsystem":"acp","counts":{"members":7,"open_issues":2,"open_issues_distinct":2,"open_prs":2,"closed_issues":2,"merged_prs":0,"attempt_prs":3},"landed_fix":null,"resolution":{"state":"unresolved","by":null},"freshness":{"state":"never_verified","last_verified_at":null,"is_stale":false},"grouping":{"backbone":"STRUCTURAL_PARTIAL","link_density":0.19428571428571428},"fix_edges":[],"members":[{"kind":"issue","number":4543,"title":"[Bug]: Choosing GitHub Copilot ACP as a model provider breaks toolcalls","url":null,"state":"closed"},{"kind":"issue","number":22688,"title":"Bug: tool_use regex parser fails with nested JSON — blocks pass through as raw text","url":null,"state":"closed"},{"kind":"issue","number":22696,"title":"BUG: tool_use parser fails intermittently when closing tag appears inside JSON strings","url":null,"state":"open"},{"kind":"issue","number":45139,"title":"[Bug]: Tool execution fails silently with Copilot ACP --context long_context (Claude outputs <tool_use>)","url":null,"state":"open"},{"kind":"pr","number":23508,"title":"Recover inline XML tool calls from chat-completion content","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#22696","number":22696},{"kind":"pr","value":"#23888","number":23888}],"category":"uncategorized","implication":"needs_llm"},"merged":false},{"kind":"pr","number":23888,"title":"fix(agent): replace fragile tool_call regex with brace-depth scanner for nested JSON","url":null,"state":"open","close_reason":{"refs":[{"kind":"pr","value":"#23508","number":23508}],"category":"uncategorized","implication":"needs_llm"},"merged":false},{"kind":"pr","number":45231,"title":"fix(acp): parse <tool_use> XML tags from Copilot ACP long_context mode","url":null,"state":"open","close_reason":{"category":"uncategorized","implication":"needs_llm"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}