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ankr Query API

Query methods — blockchain statistics, blocks, logs, transactions, interactions.

ankr Query API is one of 9 APIs that Ankr publishes on the APIs.io network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification.

This API exposes 4 JSON Schema definitions.

Tagged areas include Query. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an AsyncAPI specification, a JSON-LD context, and 4 JSON Schemas.

This API exposes 6 operations across 6 paths, and defines 10 schemas. It is described by OpenAPI 3.2.0, at version 1.0.0.

Requests are made against 2 base URLs: https://rpc.ankr.com/multichain, https://rpc.ankr.com/multichain/{API_KEY}.

6 operations 6 paths 10 schemas 6 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0.0
Base URL
https://rpc.ankr.com
Authentication
API Key
Contact
Resource Areas
1

Authentication & Security 1

ankr Query API declares 1 security scheme for authenticating requests. An API key is passed in the query as API_KEY (ApiKeyAuth). By default, every request must be authenticated, though some operations may also be called without credentials.

  • ApiKeyAuth — Premium Plan API key passed as the trailing path segment.

Paths & Operations 6

Across 6 paths, the API surfaces 6 operations — 6 POST. Each is listed below with its method, path, parameters, and response codes.

Query 6

Query methods — blockchain statistics, blocks, logs, transactions, interactions.

POST
/query/blockchain-stats
Ankr Get Blockchain Stats
ankrGetBlockchainStats body → 2004XX
POST
/query/blocks
Ankr Get Blocks
ankrGetBlocks body → 2004XX
POST
/query/logs
Ankr Get Logs
ankrGetLogs body → 2004XX
POST
/query/transactions-by-hash
Ankr Get Transactions By Hash
ankrGetTransactionsByHash body → 2004XX
POST
/query/transactions-by-address
Ankr Get Transactions By Address
ankrGetTransactionsByAddress body → 2004XX
POST
/query/interactions
Ankr Get Interactions
ankrGetInteractions body → 2004XX

Schemas 10

The contract defines 10 schemas that model the data the API accepts and returns. The most detailed are JsonRpcRequest (4 properties), Error (3 properties), JsonRpcResponse (3 properties). Each schema is shown below with its type and property counts.

JsonRpcResponse
object
3 properties
Error
object
3 properties
AnkrChainScopedRequest
AnkrGetTxnByHashRequest
AnkrGetInteractionsRequest
JsonRpcRequest
object
4 properties 3 required
AnkrGetTxnByAddressRequest
AnkrGetLogsRequest
AnkrBlockchain
string
AnkrGetBlocksRequest

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

ankr-query-api-openapi.yml Raw ↑

Other APIs Ankr publishes across the network.

AnkrScan Block Explorer
ankr EVM API
ankr Metrics API
ankr NFT API
ankr Ratio API
ankr Tasks API
ankr Token API
ankr Validators API
Where this information came from

This is an independent, third-party profile of ankr Query API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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