AI AGENTS

On-Call Agent: Sentry Error Spike to Commit Correlation and Hotfix Branch

When Sentry reports an error spike, an agent reads the stack trace, blames the responsible commit via GitHub, drafts a hotfix branch with a suggested change.

CategoryAI Agents
Enginepaperclip
Difficultyadvanced
Triggerevent
Steps5
Setup~25 min

How it runs

The automated pipeline, trigger to output.

  • TriggerSentry error spike detectedSentrySentry
  • ActionBlame the introducing commit via GitHubGitHubGitHub
  • LogicDecide regression vs latent bug
  • ActionCreate hotfix branch with draft changeGitHubGitHub
  • OutputNotify author and on-call in SlackSlack

What it does

Translates a Sentry error spike into a head start on the fix. The agent reads the failing stack trace, identifies the code and the commit that introduced it, and stages a hotfix branch describing the proposed change for human review.

When to use it

Use it for application-layer incidents where the signal is an exception spike rather than an infra metric, and where pinpointing the offending line and committer manually eats the most time. Keeps the actual code change under human control.

How it works

  1. 1Sentry detects an error spike and triggers the workflow with the issue and stack trace.
  2. 2The agent maps the top frame to a file and line, then uses GitHub blame to find the introducing commit and author.
  3. 3Logic distinguishes a recent-regression spike from a long-standing latent bug and decides whether a hotfix is warranted.
  4. 4If warranted, the agent creates a hotfix branch in GitHub with a draft change and a description of the proposed fix.
  5. 5It notifies the author and on-call in Slack with the branch link, asking for confirmation before any PR is opened.

Set it up

What you configure once, before turning it on.

  1. 1
    Connect SentryErrors, performance, releases.
  2. 2
    Connect GitHubRepos, issues, pull requests, actions.
  3. 3
    Connect SlackChannels, DMs, threads, mentions.
  4. 4
    Set each agent's modelWe leave models unset so you pick the tier — fast + cheap, or top-quality.
  5. 5
    Tune it to your dataEdit the prompts, filters, and field mappings so it matches how your team works.
  6. 6
    Test, then turn it onRun once against a sample, confirm the output, then enable the trigger.

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