Polkadot

Polkadot Blocks API

Block queries and extrinsic data

GitHub OpenAPI

Operations 16

GET /v1/blocks Get blocks by range #
GET /v1/blocks/head Get latest block #
GET /v1/blocks/head/header Get head block header #
GET /v1/blocks/{blockId} Get block by ID #
GET /v1/blocks/{blockId}/extrinsics-raw Get raw extrinsics #
GET /v1/blocks/{blockId}/extrinsics/{extrinsicIndex} Get extrinsic by index #
GET /v1/blocks/{blockId}/header Get block header by ID #
GET /v1/blocks/{blockId}/para-inclusions Get parachain inclusions #
GET /blocks Get a range of blocks by their height #
GET /blocks/{blockId} Get a block by its height or hash #
GET /blocks/{blockId}/header Get a block's header by its height or hash #
GET /blocks/{blockId}/extrinsics/{extrinsicIndex} Get an extrinsic by its extrinsicIndex and block height or hash. #
GET /blocks/head Get the most recently finalized block #
GET /blocks/head/header Get information about the header of the most recent finalized block #
GET /blocks/{blockId}/extrinsics-raw Get a blocks header & its extrinsics as hex values #
GET /blocks/{blockId}/para-inclusions Get all parachain inclusion information for a relay chain block #

Documentation

📖
Documentation
https://support.subscan.io/
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/rate-limits/subscan.yml
📖
Documentation
https://docs.polkadot.com/chain-interactions/query-data/query-rest/
📖
Documentation
https://github.com/paritytech/polkadot-rest-api

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/openapi/polkadot-blocks-api-openapi.yml

SDKs

📦
GitHubRepository
https://github.com/paritytech/substrate-api-sidecar
📦
GitHubRepository
https://github.com/paritytech/polkadot-rest-api

Other Resources

🔗
PostmanCollection
https://documenter.getpostman.com/view/1618960/TVCe1oRU
🔗
Plans
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/plans/subscan.yml
🔗
FinOps
https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/finops/subscan.yml

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OpenAPI Specification

polkadot-blocks-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Polkadot Blocks API
  version: '1.0'
  description: 'Operations tagged blocks across 2 of this provider''s published API definitions: polkadot-rest-api-openapi.json, substrate-api-sidecar-openapi.yaml. Each path carries the servers of the definition it was published in.'
servers:
- url: http://localhost:8080/v1
  description: Localhost
- url: https://polkadot-public-sidecar.parity-chains.parity.io/
  description: Polkadot Parity public sidecar
- url: https://kusama-public-sidecar.parity-chains.parity.io/
  description: Kusama Parity public sidecar
- url: https://polkadot-asset-hub-public-sidecar.parity-chains.parity.io/
  description: Polkadot Asset Hub Parity public sidecar
- url: https://kusama-asset-hub-public-sidecar.parity-chains.parity.io/
  description: Kusama Asset Hub Parity public sidecar
- url: http://localhost:8080
  description: Localhost
tags:


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# Full source: https://raw.githubusercontent.com/api-evangelist/polkadot/refs/heads/main/openapi/polkadot-blocks-api-openapi.yml