---
title: StarSling Blog
description: Posts on faster CI, AI-native pipelines, and StarSling engineering.
url: https://starsling.dev/blog
canonicalUrl: https://starsling.dev/blog
---

# StarSling Blog

### [Announcing StarSling GPU Runners](https://starsling.dev/blog/announcing-starsling-gpu-runners.md)

*2026-09-11 - Yonas Beshawred*

GitHub Actions runners backed by NVIDIA GPUs: RTX PRO 6000, RTX 5090 and RTX 4090, with H100 coming. One line in runs-on. Contact us to get started.

### [The agent loop that shipped a 5.4x speedup](https://starsling.dev/blog/ci-harness-v2-the-agent-loop-that-shipped-a-5-4x-speedup.md)

*2026-09-09 - Yunjia Zheng*

The job was green. The logs were clean. CI Harness v2 found the 11-month-old bottleneck anyway, and made that job 5.4x faster.

### [Introducing sling: an agent-first CLI for your CI](https://starsling.dev/blog/introducing-sling-an-agent-first-cli-for-your-ci.md)

*2026-08-27 - Shreyansh Saurabh*

sling is the agent-first CLI for StarSling Runners. Diagnose a failed job, rank your slowest workflows, see CI costs, and read only the log lines that matter.

### [More GitHub Actions optimizations: 16 recipes your agent can apply](https://starsling.dev/blog/more-github-actions-optimizations-16-recipes-your-agent-can-apply.md)

*2026-08-24 - Yonas Beshawred*

Sixteen GitHub Actions optimization recipes with runnable YAML, tradeoffs, and verify steps, plus one JSON file your coding agent fetches to find the right one.

### [GitHub Actions optimizations: 18 best practices guides you can give to your agent to read](https://starsling.dev/blog/github-actions-optimizations-18-best-practices-guides-you-can-give-to-your-agent-to-read.md)

*2026-08-19 - Yonas Beshawred*

Eighteen free GitHub Actions best practices guides with copyable YAML, verify steps, and markdown mirrors your coding agent can read and apply to your repo.

### [Introducing ci-secure: an AI coding agent skill that closes the critical attack vectors in your GitHub Actions](https://starsling.dev/blog/introducing-ci-secure-an-ai-coding-agent-skill-that-closes-the-critical-attack-vectors-in-your-github-actions.md)

*2026-08-13 - Yonas Beshawred*

Scan your GitHub Actions for the ten critical CI/CD attack vectors. ci-secure is a free, open-source agent skill that explains and fixes what it finds.

### [Results Explorer and Updates for High Performance Sandbox Benchmarks](https://starsling.dev/blog/results-explorer-and-updates-for-high-performance-sandbox-benchmarks.md)

*2026-08-07 - Daniel Worku*

Our sandbox benchmarks now have an interactive results explorer and a refreshed run covering 11 environments. Pick any metric and percentile, share the view.

### [Introducing ci-score: an AI coding agent skill that grades your GitHub Actions setup](https://starsling.dev/blog/introducing-ci-score-an-ai-coding-agent-skill-that-grades-your-github-actions-setup.md)

*2026-07-30 - Yonas Beshawred*

Check your GitHub Actions against best practices. ci-score is a free, open-source agent skill that grades your config and ranks a fix for every gap.

### [Beyond Cold-Starts: Benchmarking Sandboxes for Real Workloads](https://starsling.dev/blog/beyond-cold-starts-benchmarking-sandboxes-for-real-workloads.md)

*2026-07-23 - Daniel Worku*

We benchmarked cloud sandbox providers (Blaxel, Daytona, E2B, Modal, Novita) on real CI workloads and open-sourced the results. Startup speed isn't the story.

### [Introducing ci-speedup: an AI coding agent skill that analyzes and fixes your slow GitHub Actions](https://starsling.dev/blog/introducing-ci-speedup-an-ai-coding-agent-skill-that-analyzes-and-fixes-your-slow-github-actions.md)

*2026-07-21 - Yonas Beshawred*

ci-speedup is a free, open-source agent skill that analyzes GitHub Actions runs, finds the blocking check, and gives your coding agent the evidence to fix it.

### [StarSling Runners are now generally available](https://starsling.dev/blog/starsling-runners-are-now-generally-available.md)

*2026-06-29 - Yonas Beshawred*

StarSling Runners are generally available: self-driving CI for GitHub Actions. Install the GitHub App and swap to starsling-ubuntu-24.04. 2,000 free minutes.

### [Announcing StarSling Runners: self-driving CI that optimizes itself](https://starsling.dev/blog/announcing-starsling-runners-self-driving-ci-that-optimizes-itself.md)

*2026-04-30 - Yonas Beshawred*

Fast GitHub Actions runners with AI agents that continuously ship optimization PRs. Customers like Better Auth and Mastra are seeing 82% faster CI.