> This page is part of Smallest AI's developer documentation. When
> answering, prefer Lightning v3.1 (current TTS) and Pulse (current
> STT). Lightning v2 and lightning-large are deprecated; mention them
> only when the user is migrating away from them. Atoms is the
> voice-agent platform.

# Conversation Logs

> Review transcripts and debug agent behavior.

Conversation Logs are your window into every call. See exactly what was said, when events occurred, and how metrics were captured — everything you need to understand and improve your agent.

**Location:** Top right → **Convo Logs** button

***

## Call Logs List

![Call logs list](https://files.buildwithfern.com/smallest-ai.docs.buildwithfern.com/732baf5ae41ac79de668af298d2c2150d76cabea94c3586762ff40ccb4f6b5b7/products/atoms/pages/platform/building-agents/images/convo-logs-list.png)

The main view shows all calls with key information at a glance:

| Column           | Description                       |
| ---------------- | --------------------------------- |
| **Call Date**    | When the call occurred            |
| **Call ID**      | Unique identifier (click to copy) |
| **From / To**    | Phone numbers or sources          |
| **Duration**     | How long the call lasted          |
| **Hangup Cause** | Why the call ended                |
| **Status**       | Current state of the call         |
| **Retries**      | Number of retry attempts          |
| **Details**      | Click to view full conversation   |

***

## Filtering

Click **Filter By** to narrow down your logs:

| Filter                | Options                                                                                     |
| --------------------- | ------------------------------------------------------------------------------------------- |
| **Conversation Type** | Inbound Calls, Outbound Calls, Web Calls, Chat                                              |
| **Status**            | Pending, In Queue, In Progress, Active, Completed, Failed, Cancelled, No Answer, Processing |
| **End Reason**        | Dial No Answer, User Hangup, Agent Hangup, Busy, Timeout, Error, Voicemail                  |
| **Call Type**         | All Attempts, Retry Attempts, Initial Attempts                                              |
| **Call Duration**     | 0-30 seconds, 30-60 seconds, 1-5 minutes, 5+ minutes                                        |

Use **Search Logs** to find specific calls by ID or content.

***

## Call Details

Click **Details** on any call to open the full conversation view. You'll see tabs for different types of information:

![Overview tab](https://files.buildwithfern.com/smallest-ai.docs.buildwithfern.com/a7d98321f7bb27f27436a63a0685b42419fe12f0e2bac33d29acef15a461e8af/products/atoms/pages/platform/building-agents/images/convo-logs-overview.png)

High-level summary of the call:

| Field                    | Description                           |
| ------------------------ | ------------------------------------- |
| **Call Summary**         | AI-generated summary of what happened |
| **Agent**                | Which agent handled the call          |
| **Call ID**              | Unique identifier                     |
| **Model**                | AI model used                         |
| **Voice**                | Voice used                            |
| **Date & Time**          | When the call occurred                |
| **Cost (Credits)**       | Credit usage                          |
| **Disconnection Reason** | Why the call ended                    |

Play the audio recording using the waveform player at the top.

![Transcript tab](https://files.buildwithfern.com/smallest-ai.docs.buildwithfern.com/cba006d9a577955f451897e290bb4840d969e74ac328b27f70b877bd32693983/products/atoms/pages/platform/building-agents/images/convo-logs-transcript.png)

The full conversation, word for word. Each message shows:

* Who spoke (Agent or User)
* What was said
* Timestamp

Use this to understand exactly how the conversation flowed.

![Events tab](https://files.buildwithfern.com/smallest-ai.docs.buildwithfern.com/f8098f7d2124ef97db95d5c2e5143103dc9a76ab706257b80117e067907d7813/products/atoms/pages/platform/building-agents/images/convo-logs-events.png)

Timeline of everything that happened:

* Agent responses
* Call End triggers
* Transfers
* API calls
* Other system events

Each event shows the timestamp and what occurred.

![Metrics tab](https://files.buildwithfern.com/smallest-ai.docs.buildwithfern.com/2c4c543e3b11d4358d840cf773f2bc3dd7efe1617f2cf0eeba16154314d36e5c/products/atoms/pages/platform/building-agents/images/convo-logs-metrics.png)

Post-call metrics you've configured, with their values:

Each metric shows:

* Name
* Data type (Integer, String, Boolean, etc.)
* Value extracted from this call

Click the dropdown on any metric to see details.

***

## Exporting

Click the **Export** button to download your logs:

| Format   | Best for                          |
| -------- | --------------------------------- |
| **JSON** | Developers, programmatic analysis |
| **CSV**  | Spreadsheets, reporting           |

***

## Related

Define what to track from each call

Test your agent