Cairn
NousResearch/hermes-agent

Session continuity header missing or opt-in fix

Cluster 86241 · agent. Data as of

Nothing open on GitHub. Fix merged in #115904 on 19 Sep 2026. Check it covers your case.

The short answer

0open issues
0open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #115904. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #115904. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items address a bug where session continuity headers are omitted from API requests, causing proxies to replay full history, along with a fix and a feature for propagating session IDs in providers.

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.

  • #115904 feat(providers): custom providers can carry the Hermes session id as an opt-in header (#86241, salvage #104566, supersedes #114496)

    merged to main

    files: agent/auxiliary_client.py, agent/chat_completion_helpers.py, agent/opencode_affinity.py, cli-config.yaml.example, hermes_cli/config.py, hermes_cli/config_providers.py, tests/agent/test_session_affinity_header.py, tests/hermes_cli/test_gateway_migrate_multiplex.py, tests/hermes_cli/test_web_server_idle_proof.py, website/docs/integrations/providers.md, website/docs/user-guide/configuring-models.md

1 PR closed without merging

From the close comments: closed without comment 1

  • #114496 fix(agent): send session continuity headers · closed without comment
Closed issues · 1
  • Closed#86241[Bug]: anthropic_messages and chat.completions omit a session continuity header, so a session-aware proxy replays the whole history every turn
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
Merged PRs
#115904
Closed issues
1
Attempts
1 PR closed without merging
Fix link checked
19 Sep 2026

For your agent

The same facts, typed.

cluster/86241.json
cluster/86241.md