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NousResearch/hermes-agent

Context compression aborts on empty summarizer response

Cluster 94448. Data as of

Nothing open on GitHub. Fix merged in #94606 on 26 Aug 2026. Check it covers your case.

The short answer

0open issues
0open PRs
5items grouped
Known?
Yes. 5 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #94606. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #94606. That is separate from the fix event.
Still open
Nothing open on GitHub.

A bug where context compression silently drops the middle portion of a session when the summarizer returns empty content. Related fixes change the behavior to abort compression instead of discarding that window of context.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #94606 fix(compressor): abort compression on empty-content provider degradation (#94448) — salvage of #94531

    merged to main

    files: agent/context_compressor.py, agent/conversation_compression.py, contributors/emails/[redacted:email], tests/agent/test_context_compressor.py

3 PRs closed without merging

From the close comments: merged via another change 1 · other 2

  • #94459 fix(compression): abort instead of dropping context on empty summarizer content · other → #7264
  • #94473 fix(compression): abort on empty-content summarizer response instead of dropping the middle window · other → #94459, #94448
  • #94531 fix(compressor): abort compression on empty-content provider degradation to prevent context loss (#94448) · merged via another change → #94606
Closed issues · 1
  • Closed#94448[Bug] Context compression silently deletes the middle of a session when the summarizer returns empty content (server default abort_on_summary_failure=false)
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.40: 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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At a glance

Merged PRs
#94606
Closed issues
1
Attempts
3 PRs closed without merging
Fix link checked
26 Aug 2026

For your agent

The same facts, typed.

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