# NousResearch/hermes-agent · Anthropic OAuth billing error misclassification fixes

## Open now

- Nothing open on GitHub.

These issues and PRs address cases where Anthropic content-filter or OAuth rejections were incorrectly labeled as billing/usage errors. Fixes involve rewording prompts that trigger content filters and improving how 400 responses are classified.

## TL;DR

- 6 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 2 merged PR(s), 3 PR(s) closed without merging.
- A fix was merged to main in PR #86677. Verify it addresses your case.
- **Recommended:** read PR #86677 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-86677`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.40`: the share of member 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.

## Closed / duplicate issues

- #82154: Anthropic content filter rejects built-in SKILLS_GUIDANCE prompt — subscription OAuth fails with misleading "out of extra usage" 400

## Prior & competing PRs

- **#86677: fix(agent): reword SKILLS_GUIDANCE trigger and stop mislabelling its 400 as billing**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`; implication `superseded`
  - files: `agent/agent_runtime_helpers.py`, `agent/conversation_loop.py`, `agent/credential_pool.py`, `agent/error_classifier.py`, `agent/prompt_builder.py`, `hermes_cli/auth.py`, `run_agent.py`, `tests/agent/test_anthropic_billing_guidance.py`, `tests/agent/test_billing_unverified_carrythrough.py`, `tests/agent/test_credential_pool_sole_cooldown.py`, `tests/agent/test_error_classifier.py`, `tests/agent/test_skills_guidance_content_filter.py`, `website/docs/user-guide/features/skills.md`
- **#100173: fix(anthropic): alias session_search/memory OAuth billing-classifier triggers (salvage #78025)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`; implication `superseded`
  - files: `agent/anthropic_adapter.py`, `agent/transports/anthropic.py`, `tests/agent/test_anthropic_mcp_prefix_strip.py`
- **#78025: fix(anthropic): alias session_search/memory OAuth billing-classifier triggers (fixes #65365, #82154)**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `18a76be124`, `#100173`, `#86677`, `#65365`
- **#82177: fix(agent): reword SKILLS_GUIDANCE trigger and stop mislabelling its 400 as billing**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#86677`
- **#82652: fix(anthropic): fact-check billing-shaped 400s against the OAuth usage endpoint (#82154)**. closed without merge
  - maintainer direction: category `silent_close`; implication `active`

## Fix status

- Merged to main in PR #86677 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-01`.
- Subsystem: `agent`