> ## Documentation Index
> Fetch the complete documentation index at: https://wb-21fd5541-wb_mcp_and_llms_rewrite.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Call Start Batch

> Start multiple tracing calls in a single batch operation. This endpoint enables efficient bulk creation of call traces, ideal for high-throughput applications or bulk data processing.