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Get block headers.

Finds block headers that match the supplied query. It will automatically retrieve the current head slot blocks.

Example Request and Result for /v1/beacon/headers

In this section, we provide an illustrative example of a request made to retrieve details contents using the /v1/beacon/headers endpoint. Additionally, we present the resulting response containing information about block headers.




slotstringRestrict returned values to those matching the supplied slot.

Epoch to fetch the RANDAO mix for. Default: state's current epoch.


The example in this section uses a non-existing project id.

Make sure you replace it with your Ethereum Holesky Beacon endpoint when issuing the API calls.

Don't have a project id? Here's a straightforward guide on how to obtain one!

Curl Request example

curl -X 'GET' \
'<project-id>/eth/v1/beacon/headers?slot=32&parent_root=0xf7884f046f0200cebff4b5ea50a9c015c8352d90b3936b3898ae5f736f4f598f' \
-H 'accept: application/json'