Cairn
NousResearch/hermes-agent

$ref pointer breakage from nullable anyOf collapsing

Cluster 67131 · agent. Data as of

3 open items. Fix attempted, not merged.

The short answer

1open issue
2open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 0 issues already closed.
Fix event
No fix has been merged to main. see the attempts below.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
1 issue and 2 PRs.

These members concern a bug where stripping nullable unions collapses anyOf schemas in a way that leaves unresolvable $ref pointers. The group includes a bug report and two fix attempts targeting the rewriting or inlining of $refs around this transformation.

Open issues1

  • Issue#67131xAI Responses 400: unresolvable $ref after strip_nullable_unions collapses anyOf (MCP/Zod/Paperclip)

Open PRs2

  • PR#67266fix: inline combinator-path $refs before strip_nullable_unions (#67131)
  • PR#67423fix(schema): rewrite $ref pointers after collapsing nullable anyOf
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.67: the share of item 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.

Pick up a Lab task

Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.

Open the Lab

At a glance

Subsystem
agent
Closed issues
0
Attempts
0 PRs closed without merging

For your agent

The same facts, typed.

cluster/67131.json
cluster/67131.md