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NousResearch/hermes-agent

DeepSeek thinking/reasoning config causing API errors

Cluster 30818 · agent. Data as of

1 open item. Fix attempted, not merged.

The short answer

1open issue
0open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 0 issues already closed.
Fix event
No fix has been merged to main. 2 PRs closed without merging; see the attempts below.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
1 issue and 0 PRs.

Issues and fixes around DeepSeek's thinking and reasoning_effort parameters causing HTTP 400 errors, including making extra_body.thinking opt-in and mapping effort levels to API spec.

Open issues1

  • Issue#30818[Bug]: DeepSeek provider returns HTTP 400 on first message with deepseek-v4-flash (v0.14.0)

Open PRs0

No open pull requests.

2 PRs closed without merging

From the close comments: duplicate 1 · other 1

  • #30832 fix(deepseek): make extra_body.thinking opt-in to unblock V4 first call (#30818) · other → #30818, #26648, #28945
  • #30883 fix(deepseek): map low/medium reasoning_effort to high per API spec · duplicate → #28945, #16448, #21052, #22218
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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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Closed issues
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Attempts
2 PRs closed without merging

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