# NousResearch/hermes-agent · HTTP/OAuth MCP tools missing from agent sessions

## Open now

- Nothing open on GitHub.

Reports and fixes around HTTP and OAuth-based MCP servers connecting successfully but failing to expose their tools to the agent in TUI, CLI, gateway, and cron contexts. Includes related OAuth 2.1 PKCE client implementation and suppression of interactive OAuth prompts in non-interactive sessions.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #121512. Verify it addresses your case.
- **Recommended:** read PR #121512 (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-121512`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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

- #39551: HTTP/StreamableHTTP OAuth MCP servers connect via \`hermes mcp test\` but register 0 tools in the agent (stdio works)

## Prior & competing PRs

- **#121512: fix(mcp): don't tear down an OAuth MCP provider on its own first token write**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `tests/tools/test_mcp_oauth_integration.py`, `tests/tools/test_mcp_oauth_manager.py`, `tools/mcp_oauth_manager.py`
- **#39569: fix(mcp): seed OAuth disk-watch baseline before reload**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `b2483b89af`, `#121512`, `#39551`
- **#56470: fix(mcp): preserve OAuth provider on initial token mtime**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#121512`

## Fix status

- Merged to main in PR #121512 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-25`.
- Subsystem: `mcp`