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Blockchain.Com

Blockchain.com Unauthenticated API

Retrieve current prices and markets

Documentation Provider Profile APIs.io OpenAPI GitHub

This API exposes 6 operations across 6 paths, and defines 5 schemas. It is described by OpenAPI 3.2.0, at version 1.0.0.

Requests are made against a single base URL, https://api.blockchain.com/v3/exchange.

6 operations 6 paths 5 schemas 6 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0.0
Base URL
https://api.blockchain.com/v3/exchange
Authentication
API Key
Resource Areas
1

Authentication & Security 1

Blockchain.com Unauthenticated API declares 1 security scheme for authenticating requests. An API key is passed in the header as X-API-Token (ApiKeyAuth). By default, every request must be authenticated.

Paths & Operations 6

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

unauthenticated 6

Retrieve current prices and markets

GET
/l2/{symbol}
L2 Order Book
getL2OrderBook 1 param → 200
GET
/l3/{symbol}
L3 Order Book
getL3OrderBook 1 param → 200
GET
/tickers
Price
getTickers → 200
GET
/tickers/{symbol}
Price
getTickerBySymbol 1 param → 200
GET
/symbols
Symbols
getSymbols → 200
GET
/symbols/{symbol}
Symbols
getSymbolByName 1 param → 200

Schemas 5

The contract defines 5 schemas that model the data the API accepts and returns. The most detailed are SymbolStatus (18 properties), PriceEvent (4 properties), OrderBook (3 properties), OrderBookEntry (3 properties). Each schema is shown below with its type and property counts.

PriceEvent
object
4 properties
SymbolStatus
object
18 properties
OrderBookEntry
object
3 properties
symbol
string
Blockchain symbol identifier
OrderBook
object
3 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

blockchain.com-unauthenticated-api-openapi.yml Raw ↑
#unauthenticated
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API Details
ID
blockchain.com:blockchain.com-unauthenticated-api
Base URL
https://api.blockchain.com/v3/exchange
Docs
https://api.blockchain.com/v3/
Provider
Blockchain.Com
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This is an independent, third-party profile of Blockchain.com Unauthenticated 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.

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