Translate legacy list IDs in bulk
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Translate legacy list IDs in bulk
with HubSpot
Works with AI assistants
Use HubSpot: its Hubspot Basic API lets you translate legacy list IDs in bulk in a single step (POST /crm/lists/2026-03/idmapping). 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 convert thousands of legacy list IDs to new IDs at once?
- What's the maximum number of legacy list IDs I can translate in one batch?
Say it to your AI assistant
- Translate a batch of legacy list IDs to modern list IDs.
- Map up to 10,000 old list IDs to their new IDs in one go.
For your developer
POST /crm/lists/2026-03/idmapping in Hubspot Basic API. Full spec on APIs.io.