# NousResearch/hermes-agent · xAI streaming TTS API key vs OAuth priority bug

## Open now

- Nothing open on GitHub.

A bug where xAI streaming TTS incorrectly prefers OAuth bearer tokens over an explicitly set XAI_API_KEY, resulting in 403 errors. The related items address fixing the authentication priority order.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #114821. Verify it addresses your case.
- **Recommended:** read PR #114821 (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-114821`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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

- #113727: Bug: xAI streaming TTS resolves OAuth-first and 403s even when XAI_API_KEY is set

## Prior & competing PRs

- **#114821: fix(tts): xAI streaming TTS uses XAI_API_KEY over the subscription OAuth bearer (#113727, salvage #113728)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `hermes_cli/setup_tts.py`, `tests/hermes_cli/test_setup_tts_xai_oauth.py`, `tests/tools/test_tts_streaming.py`, `tools/tts_streaming.py`, `tools/tts_tool.py`, `website/docs/developer-guide/streaming-tts.md`
- **#113728: fix(tts): prefer explicit XAI_API_KEY over subscription OAuth in streaming TTS**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `27a30d8515d3`, `#114821`, `#113727`, `#113728`
- **#113985: fix(tts): xAI streaming TTS must prefer XAI_API_KEY over OAuth bearer**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `27a30d8515d3`, `#114821`, `#113727`, `#113728`

## Fix status

- Merged to main in PR #114821 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-18`.