September 2025 monthly summary: Delivered two priority updates across cleanlab-tlm and cleanlab-codex, focusing on reliability, configurability, and release hygiene. In cleanlab-tlm, introduced VPCTLMOptions and enhanced API error handling in the VPC ChatCompletion flow, improving robustness for VPC users. In cleanlab-codex, upgraded the codex-sdk to 0.1.0a28 and synchronized internal version references in CHANGELOG.md and __about__.py, with minor dependency updates. These changes deliver clearer diagnostics, easier provider integration, and streamlined release management.

August 2025 monthly summary for cleanlab/cleanlab-tlm: Delivered a configurable safety control for Codex requests by adding a disable_persistence boolean option to TLMOptions. This change enables per-environment control over data persistence in Codex workflows, aligning with customer governance and deployment safety. The update included boolean validation, accompanying tests, and a version bump to prepare for release. The work was tracked under commit bd23f58a5bbc1f5547b14e1e67e4bfc06f1428c8 (related to issue #112).

July 2025 monthly wrap for cleanlab-tlm focused on expanding API integration capabilities by adding support for custom request headers in TLMChatCompletion. This work enhances configurability for enterprise deployments and ensures headers are forwarded to TLM applications during API calls. Library version updated to reflect this functionality, aligning with ongoing maintenance and compatibility efforts. Delivered as a design- and code-level improvement with minimal surface area changes and a clear upgrade path.

Implemented usage analytics for the Codex Validator API in cleanlab/cleanlab-codex, introducing an increment_queries method on the Project class and invoking it from the Validator class. Delivered version 1.0.14 with updated release notes and aligned with the manager features POC scope. This work enhances observability, usage governance, and supports data-driven optimization.

Summary for 2025-03: Delivered instrumentation for Codex API analytics and a minor release. Implemented Codex API Analytics Headers across all API requests to capture integration-type, client library version, and source metadata, enabling product analytics and improved telemetry. Updated changelog and docs to reflect the new headers. Released version 1.0.4 of the cleanlab-codex package with no functional changes, ensuring semantic versioning and smooth adoption.

Month 2025-02 Monthly Summary for cleanlab/cleanlab-codex: Delivered SDK API modernization by refactoring Codex into granular Client and Project classes, enabling improved authentication and project operation workflows. Updated tests, utilities, and type hints; enhanced the client API reference and published a changelog entry for the new version. No major bugs reported; the work focused on architecture, testability, and documentation to reduce onboarding friction and support long-term maintainability.