Brex built generation and validation Cursor agents that draft PRs, fix CI, and run integration tests so one engineer migrated 180 Micronaut services in a month.
Keeping servers and pipelines healthy is constant, detail-heavy work. Agents that can read logs and run routine fixes are a big help, as long as a person keeps an eye on what changes. It is one of 130 sightings filed under DevOps & Infra on Agent Sightings (number 104 by interest), and one of 30 involving Cursor.
How you could try it
Here is a reusable prompt, written by us in our own words, that captures the task. Paste it into Cursor or any similar agent and adjust the details to your situation.
For ticket <id>, apply the Micronaut 4 migration scripts, fix local build errors using the matching skills, open a draft PR, then stop after three failed self-corrections and comment what blocked you.
Security review on every push to main· Cursor · DevOps & Infra Cursor's own security automation audits diffs after merge to main, skips already-discussed issues, and posts high-risk findings to Slack.
Validation agent that stops after three tries· Cursor · DevOps & Infra Brex's PR validation agent deploys services, runs integration tests, patches failures up to three times, then leaves a human-readable blocker comment.
Model Experimentation Made Easier· Claude · DevOps & Infra Refuelai — It outperforms trained human annotators (80.4%), GPT-3-5-turbo (81.3%), PaLM-2 (82.3%), and Claude (79.3%) across a benchmark of 15 text…
Two-hour Slack dashboard from meeting dumps· Cursor · Personal Assistant A Rippling engineer dumps notes into Slack; a Cursor cron agent every two hours merges them with PRs, Jira and mentions into a clean task dashboard.