---
title: "/OpportunityLostReasons"
slug: "opportunitylostreasons-4"
updated: 2025-10-24T20:45:50Z
published: 2025-10-24T22:08:46Z
canonical: "guide.youraspire.com/opportunitylostreasons-4"
---
> ## Documentation Index
> Fetch the complete documentation index at: https://guide.youraspire.com/llms.txt
> Use this file to discover all available pages before exploring further.
# /OpportunityLostReasons
Put/OpportunityLostReasons
SecurityHTTPType bearer
Bearer Authorization Token
Header parametersapi-versionstring | null
Query parametersapi-versionstring | null
Body parametersobject OpportunityLostReasonNamestring | null
OpportunityLostReasonIDinteger (int64) Required
Activeboolean | null
Responses200string (binary)