# NousResearch/hermes-agent · xAI reserved tool_search name conflict fix

## Open now

- 0 issues, 4 PRs open on GitHub.
- PR #95011: fix(xai): alias the reserved tool_search bridge name on chat completions
- PR #95019: fix(xai): alias the reserved tool_search bridge on the wire (#95003)
- PR #95219: fix(xai): make tool_search wire alias collision-safe
- PR #95268: fix(xai): alias reserved tool_search bridge on the wire

An issue was identified where xAI rejects requests because 'tool_search' is a reserved name for a native server-side tool. These members track attempts to resolve the naming collision by aliasing the bridge tool name on the wire for xAI transports.

## TL;DR

- 6 member(s): 0 open issue(s), 1 closed issue(s), 4 open PR(s), 1 merged PR(s), 0 PR(s) closed without merging.
- A fix was merged to main in PR #99499. Verify it addresses your case.
- **Recommended:** read PR #99499 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-99499`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.33`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #95003: xAI rejects requests: function name tool_search is reserved for the native server-side tool

## Prior & competing PRs

- **#99499: fix(xai): alias the reserved tool_search bridge on the wire for both xAI transports**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/chat_completion_helpers.py`, `agent/transports/chat_completions.py`, `agent/transports/codex.py`, `tests/agent/transports/test_chat_completions_xai_tool_search_alias.py`, `tests/agent/transports/test_codex_transport.py`
- **#95011: fix(xai): alias the reserved tool_search bridge name on chat completions**. open
  - maintainer direction: category `partial_fix`; implication `needs_llm`; refs `6552d44e52349700aecc7d6cdbbb836dd941b80c`, `95668f5eabff2ae17f96496ffb87e280b8879846`, `#95019`, `#95011`, `#95003`, `#83126`, `#83122`
  - files: `agent/chat_completion_helpers.py`, `agent/transports/chat_completions.py`, `tests/agent/transports/test_chat_completions_xai_tool_search_alias.py`
- **#95019: fix(xai): alias the reserved tool_search bridge on the wire (#95003)**. open
  - maintainer direction: category `partial_fix`; implication `needs_llm`; refs `75a296abe2b0ab4c83a2820cfd6abe2dfa69a459`, `95668f5eabff2ae17f96496ffb87e280b8879846`, `#95011`, `#95003`, `#83126`, `#83122`
  - files: `agent/transports/codex.py`, `tests/agent/transports/test_codex_transport.py`
- **#95219: fix(xai): make tool_search wire alias collision-safe**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#95019`, `#95011`, `#95003`
  - files: `agent/chat_completion_helpers.py`, `agent/tool_name_aliases.py`, `agent/transports/chat_completions.py`, `agent/transports/codex.py`, `tests/agent/transports/test_chat_completions_xai_tool_search_alias.py`, `tests/agent/transports/test_codex_transport.py`, `tests/tools/test_registry.py`, `tools/registry.py`
- **#95268: fix(xai): alias reserved tool_search bridge on the wire**. open
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#95019`
  - files: `agent/transports/codex.py`, `tests/agent/transports/test_codex_transport.py`

## Fix status

- Merged to main in PR #99499 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-31`.
- Subsystem: `agent`