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Documentation Index

Fetch the complete documentation index at: https://docs.blockdb.io/llms.txt

Use this file to discover all available pages before exploring further.

1

Verify Authorization header

Ensure requests include Authorization: Bearer <API_KEY> and no stray whitespace or quotes around the key.
2

Check key and entitlements

Confirm the key is not revoked, copied fully from dashboard.blockdb.io, and that your plan includes the datasets and chains you are calling. Create a new key or rotate if unsure.
3

Test with minimal cURL

curl -i -X POST "https://api.blockdb.io/v1/evm/raw/blocks" \
  -H "Authorization: Bearer $BLOCKDB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"chain_id":1,"from_block":1,"to_block":2}'
4

Escalate with context

Share timestamp (UTC), request_id, and a minimal reproduction to support.
Last modified on April 22, 2026