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json_schema response_format causes 400 errors in title generation

NousResearch/hermes-agent · cluster 121973 · 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 items concern a bug where title generation fails with 400 errors because the json_schema response_format is rejected by certain model backends (specifically opencode-go with deepseek). The fixes involve skipping or handling json_schema in affected contexts.

Open issues1

  • Issue#121973[Bug]: title generation always 400s on opencode-go deepseek-v4.1-flash (json_schema rejected, error body not recognized)

Open PRs2

  • PR#121975fix(opencode-go): skip json_schema response_format so title generation stops 400ing
  • PR#121980fix(aux): hear OpenCode's bare model-echo 400 rejecting json_schema
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

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