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docs+feat(hermes-agent): provider compat matrix per version (Wave 4 P3-5) [re-target of #170]#174

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May 10, 2026
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docs+feat(hermes-agent): provider compat matrix per version (Wave 4 P3-5) [re-target of #170]#174
Ghenghis merged 3 commits into
feat/hermes3d-7-complete-gui-repo-wiringfrom
claude/p3-5-provider-compat-matrix

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Re-targeted from auto-closed PR #170 (original base claude/agent-version-registry was deleted on squash-merge of #162). Content unchanged.

Summary

Per-version provider compatibility table — sibling to the P2-1 agent_version_registry. Frozen-tuple shape, does not mutate KNOWN_VERSIONS or HermesAgentVersion. New module services/agent_version_provider_compat.py (134 LoC) with ProviderInfo (frozen dataclass), COMPAT tuple, and providers_for(version) accessor.

Findings

Lane v0.12 (v2026.4.30) v0.13 (v2026.5.7)
Hermes3D providers minimax, deepseek (identical) minimax, deepseek (identical)
Upstream PROVIDER_TO_MODELS_DEV 33 entries 33 entries (byte-identical)
Upstream redact.py default OFF ON (issue #21193)

Cross-version diff is behavioural, not structural. Captured in ProviderInfo.redaction_default_on per version.

Tests

27/27 pass: combined registry + provider compat suite.

Hermes evidence chain: PASS

  • Task ID: P3-5-PROVIDER-COMPAT-MATRIX
  • LoC: 134 source + 260 tests + 2421-word doc
  • Sources cited: OWASP A02:2021, Stripe API versioning, NousResearch/hermes-agent

Co-Authored-By: Claude Opus 4.7 (1M context) noreply@anthropic.com

Ghenghis and others added 3 commits May 9, 2026 17:18
… 7/7 gates green)

Wave 1 of the v0.13 production promotion swarm cleared all 7 hard gates.
This PR flips the resolver default from v0.12 (hermes-agent-fresh) to
v0.13 (hermes-agent-v013-canary). v0.12 remains the opt-in fallback via
HERMES_AGENT_CHECKOUT=G:/Github/hermes-agent-fresh.

Hard gates (all PASS, evidence below)
1. MiniMax accepted=true       — P1-1 (ev_84c2ba93c25d4017)
2. DeepSeek accepted=true      — P1-1 (ev_6fa1536b411822db)
3. Canary runtime smoke passes — P1-2 (8/8 imports, 38-subcommand CLI,
   10 MCP tools, redaction default-ON per upstream PR #21193)
4. v0.12 rollback path proven  — P1-2 (resolver mid-process flip 4/4
   reads correct; production HEAD bit-identical pre/post)
5. No secret leak              — P1-1 + P1-4 (only env-var NAMES + host
   labels in evidence; auth_scheme is static "Authorization: Bearer
   <redacted>"; OWASP A09 review clean)
6. No v0.12 regression         — P1-2 (production checkout bit-identical;
   git status --short empty post-run)
7. BLK-013 fixed by PR #159    — P1-4 (bounded CLI runner endpoint
   shipped with --network=none + --read-only + --cap-drop=ALL +
   sha256-only stderr; 6/6 new tests + 52/52 adjacent regression PASS)

Bonus discovery (P1-3)
- Upstream PR #21561 already merged the Windows TUI signal.SIGPIPE/
  SIGHUP guard on 2026-05-08 (uses hasattr() pattern + SIGBREAK
  fallback). Canary at v2026.5.7 (498bfc7, 2026-05-07) predates this
  fix, so the TUI/PTY surface still requires advancing the canary
  checkout to >= e93bfc6c to gain native Windows TUI support. Core CLI
  + MCP + redaction + provider chat all work TODAY without that
  advance, which is why this promotion is safe.

Patch
- DEFAULT_AGENT_CHECKOUT now points to v0.13 (canary path).
- New V012_FALLBACK_CHECKOUT constant exposes the v0.12 path for
  operators + tests that need explicit fallback semantics.
- CANARY_AGENT_CHECKOUT retained as alias for back-compat.

Tests added/updated (11/11 PASS)
- test_default_is_v013_post_promotion: env unset → v0.13
- test_v012_fallback_via_env: env=hermes-agent-fresh → v0.12
- test_resolver_constants_are_correct: DEFAULT == CANARY == v0.13;
  V012_FALLBACK == hermes-agent-fresh
- test_a5_per_call_env_flip: post-promotion semantic (v0.13 ↔ v0.12)
- test_a4_agent_updates_repo_path_per_call: same semantic via
  agent_updates._repo_path()
- test_v013_default_when_env_unset: route helper + resolver agree
- (4 source-level pin tests retained from PR #155)

Verification
- py_compile: OK
- Focused tests: 11/11 pass
- Pre-push hook: passed

Rollback
- Operators set HERMES_AGENT_CHECKOUT=G:/Github/hermes-agent-fresh in
  the FastAPI process env to revert to v0.12 mid-process (no restart;
  per-call resolver from PR #155).
- Or revert this PR (1 commit) to restore v0.12 as the file-level
  default.
- Production v0.12 checkout at G:/Github/hermes-agent-fresh remains
  byte-identical (HEAD 73bf3ab1, v2026.4.30, status clean) — never
  modified by canary work.

Companion PRs
- PR #155 (8544bbc): per-call env-switch resolver (Wave A4 + A5)
- PR #157 (b8277db): canary smoke results 7/1/0
- PR #158 (5a32fe0): production v0.13 + multi-version action plan
- PR #159 (open): BLK-013 bounded task — provides hard gate 7

Hermes-Agent-Only Wave 1 swarm provenance
- P1-1 Live provider probes: PASS (ev_84c2ba93c25d4017 + ev_6fa1536b411822db)
- P1-2 Canary runtime + production-untouched: PASS (5/5 sub-checks)
- P1-3 Upstream Windows guard: ALREADY MERGED upstream (PR #21561)
- P1-4 BLK-013: PR #159 OPEN (6/6 + 52/52 regression PASS)
- P1-5 Promotion: this PR

References
- Upstream v0.13.0 release: https://github.com/NousResearch/hermes-agent/releases/tag/v2026.5.7
- Upstream redaction default-ON: NousResearch/hermes-agent#21193
- Upstream Windows guard: NousResearch/hermes-agent#21561
- 12-Factor App rule III (config in env): https://12factor.net/config

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Adds services/agent_version_registry.py — a frozen-dataclass registry
(KNOWN_VERSIONS = (V012, V013)) of known Hermes Agent versions and
their feature flags (redaction_default_on, has_kanban,
has_heartbeat_reclaim, has_zombie_detection,
has_pluggable_providers_dir). Pairs with agent_checkout.py: that module
resolves which path is active right now; this one says what we know
about each version we've shipped. active_version() reads the live
checkout path through hermes_agent_checkout() so per-call env-flips
(PR #155 / Wave A5) propagate without restart, and returns None if the
operator points HERMES_AGENT_CHECKOUT at a custom fork.

Reads agent_checkout module-level constants only; does not edit it.

Pinned by tests:
- KNOWN_VERSIONS = (v0.12@v2026.4.30, v0.13@v2026.5.7) in order.
- v0.13.redaction_default_on=True (NousResearch/hermes-agent#21193,
  Wave A3 verified).
- v0.12.redaction_default_on=False (Wave 2 prior swarm Agent 2).
- active_version() == v0.13 with env unset (post-PR #160 default).
- active_version() == v0.12 when env=hermes-agent-fresh.
- active_version() is None for unknown checkouts.
- FrozenInstanceError on any field mutation (no cross-version leak).

LoC: 89 lines source (67 non-blank/non-comment) + 114 lines tests.
Tests: 13/13 pass; combined with test_agent_checkout_resolver.py 24/24 pass.

References:
- Python @DataClass(frozen=True): https://docs.python.org/3/library/dataclasses.html#frozen-instances
- Django AppConfig metadata pattern: https://docs.djangoproject.com/en/5.1/ref/applications/

Handoff: P2-5 (compat matrix) reads KNOWN_VERSIONS for capability rows;
P2-6 (proof events) reads active_version().label/upstream_tag for the
version_tag field on every event.
…3-5)

Adds per-version provider compatibility table sibling to the P2-1 agent_version_registry. Frozen-tuple shape, no mutation of P2-1's registry. Documents which providers are reachable on Hermes Agent v0.12 vs v0.13, what redaction layer applies, and where each provider adapter is imported from.

Findings: Hermes3D-side direct probes (gateways/providers/) are minimax + deepseek, identical between v0.12 and v0.13 (those modules are Hermes3D code, not vendored from upstream). Smoke 3 + Smoke 4 PASS (2026-05-09). Upstream agent/models_dev.py:PROVIDER_TO_MODELS_DEV — 33 entries, byte-identical between v0.12 and v0.13. Cross-version diff is BEHAVIOURAL: agent/redact.py default flipped OFF -> ON in v0.13 (upstream issue #21193). OpenCode + OpenHands are CLI runners (services/code_history.py), not LLM providers.

Module: services/agent_version_provider_compat.py — frozen ProviderInfo dataclass, COMPAT tuple-of-tuples, providers_for(version). Doc: HERMES_AGENT_PROVIDER_COMPAT_MATRIX_2026-05-09.md (~2400 words). Tests: 14/14 pass; combined with registry tests 27/27 pass.

Sources cited: OWASP A02:2021 Cryptographic Failures (env-var-NAMES-only convention; RuntimeError without env-var-name leak); Stripe API versioning (per-version stability model).

LoC: 134 source + 260 tests + 2421-word doc. Handoff: P3-6 can read providers_for(active_version()) for proof-event version tagging.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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@Ghenghis Ghenghis merged commit 50e057b into feat/hermes3d-7-complete-gui-repo-wiring May 10, 2026
1 check passed
@Ghenghis Ghenghis deleted the claude/p3-5-provider-compat-matrix branch May 10, 2026 01:44
Ghenghis added a commit that referenced this pull request May 10, 2026
…entions (W8-6) (#187)

* proof(audit): retroactive truth-gate for PRs #136-#178 (W7-1 follow-up)

Closes audit findings F-149-01 (P0), F-CI-EMPTY-01 (P1), F-CI-CRBOT-01 (P2).

PR #149's recovery_controller.py (1,129 LoC RC v2 foundation) and 9 sibling
PRs were merged into feat/hermes3d-7-complete-gui-repo-wiring with empty
statusCheckRollup. This file captures ex-post-facto pytest evidence against
the integration HEAD (d1334ed) so the merged work has redacted, archivable
proof per the ITIL incident-management evidence-of-fix pattern.

Targeted suites (56/56 green, all directly close F-149-01):
  - recovery_controller_freeze:           7 passed   (3.34s)
  - agent_checkout + v012/v013 pins:     27 passed   (3.47s)
  - canary_dirt_filter:                  22 passed   (0.13s)

Wider unit scan: 1146 passed / 11 failed / 5 skipped (98.6% pass rate).
All 11 failures are environmental (MCP workspace path mismatch in
test_code_operator, firmware-inventory state drift in
test_source_runtime_contracts) and pre-date the audited PR window.
Verdict: PARTIAL - honest gap documented per the persistence rule.

Hermes evidence chain: PASS
Task ID: W8-6-RETRO-PROOF-2026-05-09
hermes_run_gate: pytest 4-suite green; redacted-evidence JSON shipped

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* docs(contributing): PR-body conventions for tests-added + re-target tag

Adopts two cosmetic-but-recurring PR-body conventions surfaced by W7-1's
audit, so future reviewers don't have to guess file-vs-case counts or
which branch a stacked PR was rebased onto.

- Tests-added: write "N file(s), M cases - all green" (closes F-DRIFT-143-01).
- Stacked-on / Reland-of: required on PRs not targeting develop / main
  (codifies the verified-equivalent pattern from W7-2's #168 -> #173, #170
  -> #174 reland chain).

Source: GitHub PR best-practices guidance on stacked PRs and discoverable
context (https://docs.github.com/en/pull-requests).

Hermes evidence chain: PASS
Task ID: W8-6-RETRO-PROOF-2026-05-09

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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