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Inspect an OAuth token

One step with Nylas. We can help you get access.

Look something up

Inspect an OAuth token

with Nylas
Works with AI assistants

Use Nylas: its Nylas Authentication APIs API lets you inspect an OAuth token in a single step (GET /v3/connect/tokeninfo). Nylas 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.

  • What grant and scopes does a given access token belong to?
  • Can I decode an ID token to see who it was issued for?
Say it to your AI assistant
  • Show info for access token {access_token}.
  • Inspect ID token {id_token}.
For your developer

GET /v3/connect/tokeninfo in Nylas Authentication APIs API. Full spec on APIs.io.