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Replace a file's contents

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Replace a file's contents

with HubSpot
Works with AI assistants

Use HubSpot: its Files API lets you replace a file's contents in a single step (PUT /files/2026-03/files/{fileId}). 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 swap an image's content without breaking every page that links to it?
  • How do I overwrite an existing file with a new version while keeping the same ID?
Say it to your AI assistant
  • Replace the contents of file {fileId} with {file}.
  • Swap in new image data {file} for existing file {fileId}.
For your developer

PUT /files/2026-03/files/{fileId} in Files API. Full spec on APIs.io.