Semaphore

The best CI/CD tool for high-performance engineering teams.

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Semaphore Open Source 1.6: MCP Server, sem-ai Out of the Box, and Partial Job Reruns 09 Oct 2026
The MCP server and sem-ai are coming to Semaphore open source. Version 1.6 arrives exactly one year after 1.5 and packages up around 494 pull requests of new capabilities, built over the past year and now shared with the community. What Shipped MCP server in the open source…
sem-ai 0.4.0: smaller responses, safer access, and pre-flight checks 16 Sep 2026
AI coding agents work best when they receive the right information without unnecessary noise. They also need clearly defined permissions and reliable safeguards for the changes they make. sem-ai 0.4.0 improves all three areas. The release introduces more compact pipeline…
Making testing work better for AI driven development 10 Sep 2026
AI agents can generate and modify code quickly. But when a test fails, speed is no longer enough. The agent needs enough context to understand what happened, why it happened, and whether the code or the test itself needs to change. In our latest product update, Marko Gaćeša is…
Rerun Only the Jobs That Failed 12 Aug 2026
Your pipeline fails on one job, and until now you had to rebuild the entire block to recover. Not anymore. Semaphore now reruns only the jobs that actually failed, so you get feedback faster and pay less to get it. What Shipped: Job Rerun When a pipeline failed, the old behavior…