Crypto News API

Real-time crypto news, sentiment analysis, historical articles, whale transaction tracking, and live coin prices — all in one API.

Available on RapidAPI: crypto-news51

Base URL

https://crypto-news51.p.rapidapi.com

Authentication

Every request requires two RapidAPI headers:

X-RapidAPI-Key: YOUR_RAPIDAPI_KEY
X-RapidAPI-Host: crypto-news51.p.rapidapi.com

Endpoint Index

Crypto News

Method	Endpoint	Description
GET	/api/v1/crypto/articles	Paginated news articles with per-article sentiment
GET	/api/v1/crypto/articles/search	Search articles by title keyword
GET	/api/v1/crypto/historical_articles	Historical articles up to 30 days back
GET	/api/v1/crypto/sentiment	Aggregated sentiment for a time interval
GET	/api/v1/crypto/statistics	Article counts across 12 time windows
GET	/api/v1/crypto/sources	Active news source identifiers

Crypto Prices

Method	Endpoint	Description
GET	/api/v1/mini-crypto/prices	Live price list ranked by market cap
GET	/api/v1/fiat-currencies	152 supported fiat currency codes and names
GET	/api/v1/convert-rates/crypto/from	Exchange rates from a fiat base to all crypto

Whale Transactions

Method	Endpoint	Description
GET	/api/v1/crypto/transactions	Recent large on-chain crypto transfers

Common Headers

Header	Required	Value
X-RapidAPI-Key	Yes	Your RapidAPI secret key
X-RapidAPI-Host	Yes	crypto-news51.p.rapidapi.com

Rate Limits

Plan	Price	Requests / month	Rate Limit
Basic	$0	50	1,000 / hour
Pro	$10	100,000	100 / min
Ultra	$20	500,000	180 / min
Mega	$50	1,000,000	180 / min