Prompt caching broken for Anthropic bare model aliases
Cluster 85464. Data as of
Nothing open on GitHub. Fix merged in #85554 on 13 Aug 2026. Check it covers your case.
The short answer
- Known?
- Yes. 3 related items grouped here, 1 issue already closed.
- Fix event
- A fix was merged to main in PR #85554. Check it covers your case. No release data is tracked.
- Tracker
- The maintainers' tracker marks this
resolved, deciding PR #85554. That is separate from the fix event. - Still open
- Nothing open on GitHub.
These issues and fixes address a bug where prompt caching is incorrectly disabled when selecting Anthropic-compatible models via bare aliases. Multiple fix attempts target the same underlying problem.
Open issues0
Open PRs0
Fixes on record
-
#85554 fix(agent): keep prompt caching enabled for Anthropic model aliases (salvage #85512)
files:
agent/agent_runtime_helpers.py,hermes_cli/config.py,tests/hermes_cli/test_custom_provider_context_length.py,tests/run_agent/test_anthropic_prompt_cache_policy.py,website/docs/user-guide/configuring-models.md
1 PR closed without merging
From the close comments: merged via another change 1
-
#85512 fix(agent): keep prompt caching enabled for Anthropic model aliases · merged via another change →
#85554,#85464
Closed issues · 1
- Closed#85464Prompt caching is disabled for Anthropic-compatible providers when Claude is selected through a bare alias
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.36.1.00means 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 LabAt a glance
- Merged PRs
- #85554
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 13 Aug 2026