Upsert companies by a unique value
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Upsert companies by a unique value
with HubSpot
Works with AI assistants
Use HubSpot: its Hubspot Batch API lets you upsert companies by a unique value in a single step (POST /crm/objects/2026-03/companies/batch/upsert). HubSpot also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- Can I sync companies from another system and update the ones that already exist?
- Which unique company property can I use as the match key for an upsert?
Say it to your AI assistant
- Upsert companies {companies} by unique property.
- Sync company records {companies}, creating new and updating matches.
For your developer
POST /crm/objects/2026-03/companies/batch/upsert in Hubspot Batch API. Full spec on APIs.io.