# RunTrace
> Tracon documentation. Tracon is a .NET package family that adds a control
> plane on Microsoft Agent Framework, published as NuGet packages that run
> inside your own ASP.NET Core application.
>
> Page: https://tracon.dev/api/tracon.runtrace/
> Summary: RunTrace: A run's span tree. The waterfall view is built on top of this.
Namespace Tracon · Assembly Tracon.Abstractions.dll
A run's span tree. The waterfall view is built on top of this.
```csharp
public sealed record RunTrace : IEquatable
```
- Inheritance
- object ← RunTrace
- Implements
- IEquatable<RunTrace>
- Inherited Members
- object.GetType(), object.ToString(), object.Equals(object?), object.Equals(object?, object?), object.ReferenceEquals(object?, object?), object.GetHashCode()
## Constructors
### RunTrace\(\)
```csharp
public RunTrace()
```
## Properties
### EndedAt
The last span's end (UTC).
```csharp
public DateTimeOffset? EndedAt { get; init; }
```
#### Property Value
[DateTimeOffset](https://learn.microsoft.com/dotnet/api/system.datetimeoffset)?
### Id
The database identifier.
```csharp
public required Guid Id { get; init; }
```
#### Property Value
[Guid](https://learn.microsoft.com/dotnet/api/system.guid)
### RunId
The associated run. [null](https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null) for spans without a run.
```csharp
public Guid? RunId { get; init; }
```
#### Property Value
[Guid](https://learn.microsoft.com/dotnet/api/system.guid)?
### Spans
The spans, ordered by start time.
```csharp
public IReadOnlyList Spans { get; init; }
```
#### Property Value
[IReadOnlyList](https://learn.microsoft.com/dotnet/api/system.collections.generic.ireadonlylist\-1)<[TraceSpan](/api/tracon.tracespan/)\>
### StartedAt
The first span's start (UTC).
```csharp
public required DateTimeOffset StartedAt { get; init; }
```
#### Property Value
[DateTimeOffset](https://learn.microsoft.com/dotnet/api/system.datetimeoffset)
### TenantId
The tenant identifier.
```csharp
public required string TenantId { get; init; }
```
#### Property Value
[string](https://learn.microsoft.com/dotnet/api/system.string)
### TraceId
The W3C trace identifier (32-character hex).
```csharp
public required string TraceId { get; init; }
```
#### Property Value
[string](https://learn.microsoft.com/dotnet/api/system.string)
## Methods
### Equals\(object?\)
```csharp
public override bool Equals(object? obj)
```
#### Parameters
`obj` [object](https://learn.microsoft.com/dotnet/api/system.object)?
#### Returns
[bool](https://learn.microsoft.com/dotnet/api/system.boolean)
### Equals\(RunTrace?\)
```csharp
public bool Equals(RunTrace? other)
```
#### Parameters
`other` [RunTrace](/api/tracon.runtrace/)?
#### Returns
[bool](https://learn.microsoft.com/dotnet/api/system.boolean)
### GetHashCode\(\)
```csharp
public override int GetHashCode()
```
#### Returns
[int](https://learn.microsoft.com/dotnet/api/system.int32)
### ToString\(\)
```csharp
public override string ToString()
```
#### Returns
[string](https://learn.microsoft.com/dotnet/api/system.string)
## Operators
### operator ==\(RunTrace?, RunTrace?\)
```csharp
public static bool operator ==(RunTrace? left, RunTrace? right)
```
#### Parameters
`left` [RunTrace](/api/tracon.runtrace/)?
`right` [RunTrace](/api/tracon.runtrace/)?
#### Returns
[bool](https://learn.microsoft.com/dotnet/api/system.boolean)
### operator \!=\(RunTrace?, RunTrace?\)
```csharp
public static bool operator !=(RunTrace? left, RunTrace? right)
```
#### Parameters
`left` [RunTrace](/api/tracon.runtrace/)?
`right` [RunTrace](/api/tracon.runtrace/)?
#### Returns
[bool](https://learn.microsoft.com/dotnet/api/system.boolean)