> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://www.comet.com/docs/opik/changelog/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://www.comet.com/_mcp/server.

# Changelog

> Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

## Entries

- [September 28, 2026](https://www.comet.com/docs/opik/changelog/2026/9/28.md)
- [September 21, 2026](https://www.comet.com/docs/opik/changelog/2026/9/21.md)
- [September 14, 2026](https://www.comet.com/docs/opik/changelog/2026/9/14.md)
- [September 7, 2026](https://www.comet.com/docs/opik/changelog/2026/9/7.md)
- [August 31, 2026](https://www.comet.com/docs/opik/changelog/2026/8/31.md)
- [August 24, 2026](https://www.comet.com/docs/opik/changelog/2026/8/24.md)
- [August 17, 2026](https://www.comet.com/docs/opik/changelog/2026/8/17.md)
- [August 10, 2026](https://www.comet.com/docs/opik/changelog/2026/8/10.md)
- [July 20, 2026](https://www.comet.com/docs/opik/changelog/2026/7/20.md)
- [July 13, 2026](https://www.comet.com/docs/opik/changelog/2026/7/13.md)
- [July 6, 2026](https://www.comet.com/docs/opik/changelog/2026/7/6.md)
- [June 23, 2026](https://www.comet.com/docs/opik/changelog/2026/6/23.md)
- [June 16, 2026](https://www.comet.com/docs/opik/changelog/2026/6/16.md)
- [June 9, 2026](https://www.comet.com/docs/opik/changelog/2026/6/9.md)
- [June 2, 2026](https://www.comet.com/docs/opik/changelog/2026/6/2.md)
- [May 26, 2026](https://www.comet.com/docs/opik/changelog/2026/5/26.md)
- [May 19, 2026](https://www.comet.com/docs/opik/changelog/2026/5/19.md)
- [May 12, 2026](https://www.comet.com/docs/opik/changelog/2026/5/12.md)
- [May 5, 2026](https://www.comet.com/docs/opik/changelog/2026/5/5.md)
- [March 3, 2026](https://www.comet.com/docs/opik/changelog/2026/3/3.md)
- [February 10, 2026](https://www.comet.com/docs/opik/changelog/2026/2/10.md)
- [January 27, 2026](https://www.comet.com/docs/opik/changelog/2026/1/27.md)
- [January 13, 2026](https://www.comet.com/docs/opik/changelog/2026/1/13.md)
- [December 18, 2025](https://www.comet.com/docs/opik/changelog/2025/12/18.md)
- [December 9, 2025](https://www.comet.com/docs/opik/changelog/2025/12/9.md)
- [November 18, 2025](https://www.comet.com/docs/opik/changelog/2025/11/18.md)
- [November 4, 2025](https://www.comet.com/docs/opik/changelog/2025/11/4.md)
- [October 21, 2025](https://www.comet.com/docs/opik/changelog/2025/10/21.md)
- [October 3, 2025](https://www.comet.com/docs/opik/changelog/2025/10/3.md)
- [September 5, 2025](https://www.comet.com/docs/opik/changelog/2025/9/5.md)
- [August 22, 2025](https://www.comet.com/docs/opik/changelog/2025/8/22.md)
- [August 1, 2025](https://www.comet.com/docs/opik/changelog/2025/8/1.md)
- [July 18, 2025](https://www.comet.com/docs/opik/changelog/2025/7/18.md)
- [July 4, 2025](https://www.comet.com/docs/opik/changelog/2025/7/4.md)
- [June 20, 2025](https://www.comet.com/docs/opik/changelog/2025/6/20.md)
- [June 6, 2025](https://www.comet.com/docs/opik/changelog/2025/6/6.md)
- [May 23, 2025](https://www.comet.com/docs/opik/changelog/2025/5/23.md)
- [May 5, 2025](https://www.comet.com/docs/opik/changelog/2025/5/5.md)
- [April 28, 2025](https://www.comet.com/docs/opik/changelog/2025/4/28.md)
- [April 21, 2025](https://www.comet.com/docs/opik/changelog/2025/4/21.md)
- [April 14, 2025](https://www.comet.com/docs/opik/changelog/2025/4/14.md)
- [April 7, 2025](https://www.comet.com/docs/opik/changelog/2025/4/7.md)
- [March 31, 2025](https://www.comet.com/docs/opik/changelog/2025/3/31.md)
- [March 24, 2025](https://www.comet.com/docs/opik/changelog/2025/3/24.md)
- [March 17, 2025](https://www.comet.com/docs/opik/changelog/2025/3/17.md)
- [March 10, 2025](https://www.comet.com/docs/opik/changelog/2025/3/10.md)
- [March 3, 2025](https://www.comet.com/docs/opik/changelog/2025/3/3.md)
- [February 24, 2025](https://www.comet.com/docs/opik/changelog/2025/2/24.md)
- [February 17, 2025](https://www.comet.com/docs/opik/changelog/2025/2/17.md)
- [February 10, 2025](https://www.comet.com/docs/opik/changelog/2025/2/10.md)
- [February 3, 2025](https://www.comet.com/docs/opik/changelog/2025/2/3.md)
- [January 27, 2025](https://www.comet.com/docs/opik/changelog/2025/1/27.md)
- [January 20, 2025](https://www.comet.com/docs/opik/changelog/2025/1/20.md)
- [January 13, 2025](https://www.comet.com/docs/opik/changelog/2025/1/13.md)
- [January 6, 2025](https://www.comet.com/docs/opik/changelog/2025/1/6.md)
- [December 30, 2024](https://www.comet.com/docs/opik/changelog/2024/12/30.md)
- [December 23, 2024](https://www.comet.com/docs/opik/changelog/2024/12/23.md)
- [December 16, 2024](https://www.comet.com/docs/opik/changelog/2024/12/16.md)
- [December 9, 2024](https://www.comet.com/docs/opik/changelog/2024/12/9.md)
- [December 2, 2024](https://www.comet.com/docs/opik/changelog/2024/12/2.md)
- [November 25, 2024](https://www.comet.com/docs/opik/changelog/2024/11/25.md)
- [November 18, 2024](https://www.comet.com/docs/opik/changelog/2024/11/18.md)
- [November 11, 2024](https://www.comet.com/docs/opik/changelog/2024/11/11.md)
- [November 4, 2024](https://www.comet.com/docs/opik/changelog/2024/11/4.md)
- [October 21, 2024](https://www.comet.com/docs/opik/changelog/2024/10/21.md)
- [October 18, 2024](https://www.comet.com/docs/opik/changelog/2024/10/18.md)
- [October 14, 2024](https://www.comet.com/docs/opik/changelog/2024/10/14.md)
- [October 7, 2024](https://www.comet.com/docs/opik/changelog/2024/10/7.md)
- [September 30, 2024](https://www.comet.com/docs/opik/changelog/2024/9/30.md)