• TRIAGE
  • ANALYSIS
  • FIX
  • HUMAN

How to debug failed python flows with your AI

Connect Prefect to your AI client to stop digging through logs manually. Your agent handles the heavy lifting of finding failed runs and reading their error details.

Ask AI about this page

Short answer

How can I use AI to debug my Prefect flows?

Your AI uses Prefect tools to find failed runs and pull the specific error tracebacks that caused them. This lets you jump straight to the broken line of code without scrolling through endless logs. You'll get a clear breakdown of the failure context immediately.

Where every issue lands.

Debug outcomes

The AI organizes Prefect data into actionable insights.

TRIAGE

Identify failed runs

The AI scans your Prefect environment to find recent failures. You get a list of exactly which flows crashed and when.

ANALYSIS

Extract error details

Your agent pulls the specific traceback and metadata for a failed run. It reads the exact error message that stopped your code.

FIX

Pinpoint code errors

By matching the traceback to your logic, the AI suggests where the bug lives. You get a direct path to the fix.

HUMAN

Manual code repair

The AI identifies the problem, but you still need to open your editor and apply the fix. It won't touch your local files.

The workflow

What your AI does when a flow fails.

The AI acts as a bridge between your Prefect dashboard and your chat interface.

  1. Find failures

    The AI looks through your Prefect history to locate any runs that didn't complete successfully.

    list_flow_runs

  2. Inspect specific runs

    Once a failure is identified, the AI pulls the full details for that specific execution.

    get_flow_run

  3. Read tracebacks

    The AI parses the error logs and metadata to understand the root cause of the crash.

    get_flow_run

  4. Summarize errors

    The agent translates the raw technical traceback into a plain English explanation of the bug.

    get_flow_run

Try it

Copy these to start.

Use these prompts to begin debugging.

Starting points

These are starting points. Swap out the specific flow names or run IDs to match your actual Prefect setup.

Prefect Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_a5qLESf6WFH2IZLBM0AJkFtNNbD6lsAcNp4Q1Iqv/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — Prefect capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "prefect-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_a5qLESf6WFH2IZLBM0AJkFtNNbD6lsAcNp4Q1Iqv/mcp"
    }
  }
}
Copy into chat04

  • List all my failed Prefect flow runs from the last 24 hours.

  • Get the details for the failed flow run with ID 'my-failed-run-id'.

  • Look at the most recent failed run and tell me why the traceback shows a KeyError.

  • Find the failed flow run for my 'data_pipeline' flow and summarize the error.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect Prefect once, then ask.

Just link your Prefect account. Your credentials stay encrypted, and you can start debugging immediately in your preferred AI client.

Connect Prefect to your AI

FAQ

How this task behaves

  • 01

    Can the AI fix my Python code automatically?

    No. The AI reads the error and tells you what happened, but you must manually edit and push your code changes.

  • 02

    Can the AI trigger a new flow run?

    No. This connector is designed for reading run data and error logs, not for executing or restarting flows.

  • 03

    Does the AI see all my Prefect data?

    The AI only sees the data it retrieves through the specific tools provided, such as flow run lists and individual run details.

  • 04

    Will the AI delete any of my Prefect runs?

    No. The tools only allow the AI to read and list data. It has no capability to delete or modify your Prefect history.

  • 05

    How does the AI know which error is the most important?

    The AI analyzes the tracebacks provided by the tools to identify the terminal error that caused the flow to stop.

  • More questions about Prefect? See everything the Prefect Connector can do

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