{"id":18074,"date":"2025-10-14T13:28:04","date_gmt":"2025-10-14T13:28:04","guid":{"rendered":"https:\/\/www.comet.com\/site\/?p=18074"},"modified":"2025-10-14T19:06:07","modified_gmt":"2025-10-14T19:06:07","slug":"opik-product-releases-october2025","status":"publish","type":"post","link":"https:\/\/www.comet.com\/site\/blog\/opik-product-releases-october2025\/","title":{"rendered":"Opik Release Highlights: GEPA Agent Optimization, MCP Tool-Calling, and Automated Trace Analysis"},"content":{"rendered":"\n<p>As AI agents and LLM applications grow more powerful and complex, this month\u2019s Opik updates integrate leading-edge technologies to help you maximize performance \u2014 and simplify your development workflows along the way.<\/p>\n\n\n\n<p>With two new optimization algorithms in the Opik Agent Optimizer for refining prompts and tool use, new AI-powered features that accelerate debugging and expand test coverage, and simplified workflows for collaborating with subject matter experts, these updates free you to spend less time on manual overhead and more time building reliable, production-ready AI systems.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-opik-optimizer-version-2-1\">Opik Optimizer Version 2.1<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"436\" src=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3-1024x436.png\" alt=\"\" class=\"wp-image-18081\" srcset=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3-1024x436.png 1024w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3-300x128.png 300w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3-768x327.png 768w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3-1536x654.png 1536w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-3.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>New releases in the Opik Agent Optimizer SDK bring the total number of optimization algorithms to six, giving you greater flexibility to perfect system prompts, tool calling, orchestration steps, and more without tedious manual drafting and testing.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GEPA Optimizer<\/strong>: Opik Optimizer now supports <a href=\"https:\/\/github.com\/gepa-ai\/gepa\">GEPA<\/a>, a reflection-driven optimizer that guides LLMs to automatically refine single-turn system prompts using evaluation feedback. The GEPA optimizer seamlessly integrates with Opiks datasets and metrics, using task and reflection models to iterate and improve prompts and agents, resulting in high-quality prompts without manual trial and error.<\/li>\n\n\n\n<li><strong>Tool Optimization (MCP &amp; Function Calling)<\/strong>: The new MCP tool-calling feature applies Opik\u2019s <a href=\"https:\/\/www.comet.com\/docs\/opik\/agent_optimization\/algorithms\/metaprompt_optimizer\">MetaPrompt Optimizer<\/a> to agentic prompts, allowing you to fine-tune how your models interact with external tools and enabling you to commit improved signatures directly back to your code.<\/li>\n<\/ul>\n\n\n\n<p>With expanded test coverage and SDK improvements, Opik Optimizer is quickly becoming the tool of choice for automated agent and prompt optimization.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.comet.com\/docs\/opik\/agent_optimization\/algorithms\/tool_optimization\/\">View Docs<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-opik-assist-ai-powered-trace-analysis\">Opik Assist: AI-Powered Trace Analysis<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"530\" src=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis-1024x530.png\" alt=\"Opik's automated llm trace analysis feature\" class=\"wp-image-17583\" srcset=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis-1024x530.png 1024w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis-300x155.png 300w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis-768x397.png 768w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis-1536x795.png 1536w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/09\/opik-automated-llm-trace-analysis.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Spot-checking traces gives you a sense of overall application performance, but it can be cumbersome to comb through many rows in context and identify what worked, what didn\u2019t, and why. Instead, just click on Inspect Trace to take advantage of AI summarization and analysis right inside the platform. Opik Assist surfaces key insights, identifies performance patterns, and flags issues with latency, token usage, error frequency, and output quality, so you can debug faster than ever.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.comet.com\/site\/blog\/automated-llm-trace-analysis\/\">Learn more<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-ai-powered-data-expansion-for-agent-simulation\">AI-Powered Data Expansion for Agent Simulation<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"648\" src=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2-1024x648.png\" alt=\"\" class=\"wp-image-18079\" srcset=\"https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2-1024x648.png 1024w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2-300x190.png 300w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2-768x486.png 768w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2-1536x972.png 1536w, https:\/\/www.comet.com\/site\/wp-content\/uploads\/2025\/10\/unnamed-2.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>To run effective evaluations and accurately score an LLM application\u2019s performance, you need a wide range of test data. Opik&#8217;s new AI-powered data expansion automates dataset creation, analyzing your existing datasets to generate additional test cases, edge cases, and evaluation scenarios. This results in more intelligent variations that expand coverage and relevance, allowing you to build more robust evaluation suites without manual overhead.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.comet.com\/docs\/opik\/evaluation\/manage_datasets#how-to-expand-a-dataset\/\">View docs<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-expanded-cross-functional-collaboration-amp-human-review-workflows\">Expanded Cross-Functional Collaboration &amp; Human Review Workflows<\/h2>\n\n\n\n<p>Opik\u2019s newest human feedback features make it simple to involve subject matter experts (SMEs) and capture high-quality insights in your workflows.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Multi-Value Feedback Scores<\/strong>: Multiple reviewers can independently score the same trace or thread, preserving multiple perspectives and enabling richer consensus-building during evaluation.<\/li>\n\n\n\n<li><strong>Annotation Queue<\/strong>: Create and share queues of traces or threads that need expert review, so you can organize SME work, track progress, and collect feedback at a large scale.<\/li>\n\n\n\n<li><strong>Simplified Annotation Experience<\/strong>: A new distraction-free UI built for non-technical reviewers with clear instructions, predefined metrics, and progress indicators.<\/li>\n<\/ul>\n\n\n\n<p><a href=\"https:\/\/www.comet.com\/docs\/opik\/evaluation\/annotation_queues\/\">View docs<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-opik-university-on-demand-setup-tutorials\">Opik University: On-Demand Setup Tutorials<\/h2>\n\n\n\n<p>Get the benefit of guided onboarding sessions from our Customer Success team, on demand in our new Opik University video series. This learning hub helps you get the most out of Opik\u2019s LLM observability and evaluation tools through structured, hands-on lessons, interactive tutorials, real-world use cases, and practical exercises that take you from basic trace logging to advanced evaluation and optimization strategies.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.youtube.com\/playlist?list=PLX9GmL8cVn_w3Yqag2frzUCLZ3BqKTisS\">Watch here<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-connect-amp-learn-with-fellow-ai-amp-ml-developers\">Connect &amp; Learn with Fellow AI &amp; ML Developers<\/h2>\n\n\n\n<p>Join us online and in-person, connect with other AI builders, and grow your skills at our upcoming hackathons and community events.<\/p>\n\n\n\n<p><a href=\"https:\/\/maven.com\/p\/bf376c\/making-llm-agents-observable-debuggable\">Webinar<\/a>: Making LLM Agents Observable &amp; Debuggable \u2013 October 16th, 7:00 PM EDT<br><a href=\"https:\/\/neurips.cc\/Conferences\/2025\">NeurIPS 2025<\/a> \u2013 San Diego, CA, December 2nd-7th 2025<br><a href=\"https:\/\/luma.com\/cometml?k=c\">Comet Event Calendar on Luma<\/a> \u2013 Join our developer advocates for hands-on tech talks and networking events, both virtual and in-person.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As AI agents and LLM applications grow more powerful and complex, this month\u2019s Opik updates integrate leading-edge technologies to help you maximize performance \u2014 and simplify your development workflows along the way. With two new optimization algorithms in the Opik Agent Optimizer for refining prompts and tool use, new AI-powered features that accelerate debugging and [&hellip;]<\/p>\n","protected":false},"author":140,"featured_media":18081,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"customer_name":"","customer_description":"","customer_industry":"","customer_technologies":"","customer_logo":"","footnotes":""},"categories":[9],"tags":[],"coauthors":[127],"class_list":["post-18074","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.9 (Yoast SEO v25.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Opik Releases: GEPA Support &amp; MCP Tool-Calling for Agent Optimization<\/title>\n<meta name=\"description\" content=\"This month in Opik: Debug traces faster, auto-optimize more steps in your agentic 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