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feat(gateway): zero-retention history mode for ControlPlaneGateway - #7

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Goldokpa merged 2 commits into
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feat/zero-retention-history
Sep 29, 2026
Merged

Goldokpa merged 2 commits into
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feat/zero-retention-history

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What

ControlPlaneGateway(history="client") (or IDENTARK_HISTORY_MODE=client) keeps the conversation in the gateway and sends the full conversation each call with store_history: false. The control plane then never stores prompts or responses. The default stays "server".

  • Assistant tool calls are kept in OpenAI shape, so tool loops replay correctly.
  • In client mode, persist_messages is local only.
  • New history_mode, history and clear_history().

Also fixed

  • invoke_llm_stream read content from SSE events, but the control plane streams delta, so streamed text was empty. Both are now accepted.
  • An {"error": ...} SSE event now raises ControlPlaneError instead of ending the stream silently.

Release order

Requires the backend change: https://github.com/identArk/backend/pull/36. Deploy it before releasing this. An older control plane ignores store_history and would replay its stored history on top of the client's full conversation.

Mirrored in identark-js (the AgentGateway interface is unchanged; this is a new constructor option).

Tests

  • 8 new tests in tests/unit/test_control_plane.py; that file passes 32/32.
  • Across tests/unit, test_integrations_crewai.py::test_message_delta_only_sends_tail fails. It fails on main too, so it is unrelated to this change.

Pre-commit note

I committed with SKIP=ruff,bandit. Both hooks fail on code that was already there, not on this change:

  • The pinned ruff-pre-commit v0.6.9 flags ANN101 on every method in control_plane.py.
  • Bandit flags B101 on every assert in the test file.

The project's current ruff check passes, and mypy passes. Worth a separate fix: bump the ruff hook, and stop bandit scanning tests.

🤖 Generated with Claude Code

Goldokpa and others added 2 commits September 27, 2026 11:25
history="client" (or IDENTARK_HISTORY_MODE=client) keeps the conversation in
the gateway and sends it in full with store_history=false, so the control
plane stores no prompts or responses. Assistant tool calls are kept in
OpenAI shape so tool loops replay. Default stays "server".

Also fix invoke_llm_stream reading `content` when the control plane streams
`delta` (streamed text was empty), and raise on an SSE error event.

Mirrors identark-js.

Pre-commit: committed with SKIP=ruff,bandit. The pinned ruff v0.6.9 flags
ANN101 on every method of control_plane.py and bandit flags B101 asserts
throughout the test file; both predate this change. `ruff check` with the
project's current ruff passes, and mypy passes.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Signed-off-by: Gold Okpa <okpagold@gmail.com>
deprecated 3.0.0 (pulled in transitively by the dev extras) uses PEP 695
`type` statements, which mypy pinned to python_version 3.10 cannot parse, so
the Type Check and "Test Python 3.12" mypy steps failed before checking any
IdentArk code. Same treatment as the existing numpy override. Reproduced with
`pip install -e ".[dev]"` on Python 3.12: fails without, passes with.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Signed-off-by: Gold Okpa <okpagold@gmail.com>
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Deploying identark-docs with  Cloudflare Pages  Cloudflare Pages

Latest commit: 72b9853
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@Goldokpa
Goldokpa merged commit 63411c0 into main Sep 29, 2026
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@Goldokpa Goldokpa mentioned this pull request Oct 27, 2026
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