DevelopersAPIReferencevendors
List external ids
List the external ids linked to a vendor. These are the identifiers the vendor carries in connected systems, and they are what lets an importer recognise…
Authentication
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GET
header
Authorization<token>A SaaSFlow API key (format sf_…) or an OAuth bearer token. Paste only the key — the proxy adds the Bearer prefix. Create an API key in Settings → Company settings → API keys — see API keys.
companyId*stringLength
1 <= lengthvendorId*stringLength
1 <= lengthExternal IDs for the vendor
application/json- response
externalIds*array<string>curl -X GET 'https://api.saasflow.com/companies/string/vendors/string/external-ids'{ "externalIds": [ "string" ]}Merge
Merge duplicate vendors into one. Creates the vendor described in the body, repoints the transactions and external ids of every id in vendorIds onto it…
Update external id
Replace a vendor's external ids with the list you send. This is a full replacement, not a merge, so include the ids you want to keep.