# NousResearch/hermes-agent · Fix duplicated URL scheme prefix in model output

## Open now

- 1 issue, 1 PR open on GitHub.
- #25744: Gemma 4 corrupts markdown URLs to \`httpshttps://...\` (doubled scheme prefix)
- PR #131480: fix(desktop): collapse doubled URL scheme from model output

Gemma 4 and possibly other models produce malformed markdown URLs with doubled scheme prefixes like \`httpshttps://\`. These members address detecting and repairing that corruption across desktop and agent contexts.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 1 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: 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

- #25744: Gemma 4 corrupts markdown URLs to \`httpshttps://...\` (doubled scheme prefix)

## Prior & competing PRs

- **#25754: fix(agent): repair markdown URLs with duplicated scheme prefix (#25744)**. closed without merge
  - maintainer direction: category `silent_close`; implication `active`
- **#131480: fix(desktop): collapse doubled URL scheme from model output**. open
  - maintainer direction: category `silent_close`; implication `active`
  - files: `apps/desktop/src/lib/external-link.test.tsx`, `apps/desktop/src/lib/external-link.tsx`

## Fix status

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