# NousResearch/hermes-agent · Copilot OAuth token exchange and auth fixes

## Open now

- 2 issues, 0 PRs open on GitHub.
- #27836: Copilot provider fails for Individual Pro subscribers — exchange endpoint returns 404
- #49582: \[Bug\] GitHub Copilot OAuth token (gho_) fails with 'Personal Access Tokens not supported' on Windows

These issues and pull requests concern bugs and fixes in the Copilot provider's OAuth authentication flow, client ID selection, token exchange endpoint behavior, and live model catalog integration across different account types and enterprise environments.

## TL;DR

- 6 member(s): 2 open issue(s), 2 closed issue(s), 0 open PR(s), 0 merged PR(s), 2 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_PARTIAL`): some members are connected by structural evidence (shared changed files, or a closing/superseded reference); the rest are joined by an automated relevance judgement over their text.
- Members outside that structural core may belong to a different underlying problem.
- Pairwise link density `0.21`: 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.

## Open related issues

- #27836: Copilot provider fails for Individual Pro subscribers — exchange endpoint returns 404
- #49582: \[Bug\] GitHub Copilot OAuth token (gho_) fails with 'Personal Access Tokens not supported' on Windows

## Closed / duplicate issues

- #7731: \[Bug\]: Copilot provider uses hardcoded context windows and lacks token exchange — breaks account-specific models and enterprise endpoints
- #16551: Copilot OAuth client_id prevents copilot_internal token exchange; live model catalog requires workaround

## Prior & competing PRs

- **#7272: fix(copilot): use live model catalog for context windows and token exchange**. closed without merge · fix tier `suggested`
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#7731`, `#12840`, `#12876`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#16562: fix(cli): use correct legacy OAuth App client_id for Copilot auth**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `b507a08c87ecfe98`, `#15139`

## Fix status

- No merged fix on record.
- Subsystem: `agent`