> ## Documentation Index
> Fetch the complete documentation index at: https://docs.fiddler.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# FiddlerChain

> Wrapper for chain/workflow spans with semantic convention helpers.

<Info>Re-exported from [`fiddler_otel.span_wrapper.FiddlerChain`](/sdk-api/otel/fiddler-chain).</Info>

Wrapper for chain/workflow spans with semantic convention helpers.

Initialize chain span wrapper.

## **enter**()

Enter context and set chain type.

### Returns

`FiddlerChain`

<Info>See the [canonical reference](/sdk-api/otel/fiddler-chain) for the full description and examples.</Info>