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2.0.64

comet-ml/opik2.0.64Jun 15, 2026by github-actions[bot]

AI Summary

Finalizes MCP OAuth implementation with dynamic client registration (RFC 7591) and addresses security vulnerabilities by removing Perl. Includes performance improvements for query execution and sandbox execution latency.

Key Highlights

  • MCP OAuth dynamic client registration (RFC 7591)
  • Fix sandbox-executor per-request latency regression
  • Speed up TraceThreadsClosingJob query with argMax dedup
  • Fix security CVE-2026-9538 by dropping perl

New Features

  • MCP OAuth dynamic client registration
  • Security patch (CVE-2026-9538)
  • Performance optimizations for queries and sandbox

Full Release Notes

## What's Changed
* [issue-7083] [SDK] fix: correct health-check URL path by @CPUat in https://github.com/comet-ml/opik/pull/7084
* [OPIK-6666] [BE] feat: MCP OAuth dynamic client registration — RFC 7591 (PR 5/7) by @LifeXplorer in https://github.com/comet-ml/opik/pull/7093
* [BE] refactor: use ModelPrice builder + parameterize gemini tier tests by @Anuj7411 in https://github.com/comet-ml/opik/pull/7086
* [NA] [SDK] [DOCS] Update automatically OpenAPI spec and Fern code by @CometActions in https://github.com/comet-ml/opik/pull/7098
* [OPIK-6950] [FE] test: add initial Ollie E2E coverage by @AndreiCautisanu in https://github.com/comet-ml/opik/pull/7096
* [OPIK-6749][BE] Speed up TraceThreadsClosingJob query with argMax dedup by @yaricom in https://github.com/comet-ml/opik/pull/7103
* [OPIK-6952] [FE] Fix sidebar extra padding when home group is empty by @miguelgrc in https://github.com/comet-ml/opik/pull/7104
* [DND-827] [BE] perf: fix sandbox-executor per-request latency regression (recompiling stdlib) by @GuySaar8 in https://github.com/comet-ml/opik/pull/7110
* [OPIK-6944] [BE] fix(security): drop perl to clear CVE-2026-9538 in opik-backend by @JetoPistola in https://github.com/comet-ml/opik/pull/7107

## New Contributors
* @CPUat made their first contribution in https://github.com/comet-ml/opik/pull/7084

**Full Changelog**: https://github.com/comet-ml/opik/compare/2.0.63...2.0.64