How To Evaluate Production AI Agents (NEW UPDATE) -- Voiceflow

August 4, 2025

Voiceflow just dropped a game-changing update for evaluating production AI agents, introducing powerful new Transcripts and Evaluations features directly on-platform. This video dives deep into how to leverage these tools to get granular performance data, eliminating the need for external platforms. You'll learn to navigate the new Transcript view for full debug logs and access call recordings for voice agents. A key highlight is creating, running, and batch-running AI Evaluations (Pass/Fail, Text, Rating) to assess agent performance, with practical tips on prompt crafting and understanding re-run limitations. This update, including new API endpoints, is essential for Voiceflow builders aiming to prove agent value and streamline their management workflow.

Voiceflow just dropped a massive update for anyone managing production AI agents. In this deep dive, we'll go beyond the release notes and explore the powerful new Transcripts and Evaluations features.

If you've been extracting transcripts to other platforms like n8n or Make to analyze them, this update changes everything. We'll cover how to use the new on-platform tools to get granular data on your agent's performance, from booking rates to customer sentiment.

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In this video, you'll learn:

  • The new Transcript view and how to access full debug logs.
  • How to listen to and download call recordings for voice agents (Twilio).
  • How to create, run, and batch-run AI Evaluations (Pass/Fail, Text, Rating).
  • Common pitfalls, like prompt crafting and the current re-run limitations.
  • A walkthrough of the new Transcripts & Evaluations API endpoints.

This is a must-watch for any serious Voiceflow builder looking to prove the value of their agents and streamline their management workflow.

How often does Voiceflow publish new contributor tutorials?
We review new mentions of us on Youtube every week. If you’re a creator yourself be sure to add #voiceflow in the description of your content - it helps us easily surface your content.
How can I get help if I have questions about a tutorial?
You can reach out directly to the creator in the comment section of the video. Alternatively you can join our Discord community to engage with other Voiceflow builders.
Are these tutorials free to watch?
Yes! All of our YouTube tutorials are free to access courtesy of our amazing community. We encourage you to watch, engage, and follow the creators on their Youtube channel.
What types of YouTube tutorials are available for Voiceflow?
Our YouTube library features a variety of tutorials, including Voiceflow feature tutorials that teach you how to use specific blocks, tools, and functionalities; integration tutorials that provide step-by-step guidance for connecting Voiceflow with APIs, Airtable, Twilio, and other platforms; and use case tutorials that show practical examples of building Voiceflow agents for customer support, booking systems, lead qualification, and more.

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