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MediaFuse operates two PR newswire brands. Both use the same External API endpoints, authentication, and response formats. The only difference is the base URL.

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Chainwire

Chainwire Crypto & blockchain PR distribution. Base URL 
https://app.chainwire.org/api/external-api/v1

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FinanceWire

FinanceWire Finance & markets PR distribution. Base URL 
https://app.financewire.com/api/external-api/v1

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API Compatibility

All endpoints, parameters, and response shapes documented in this reference work identically for both brands. Simply swap the base URL depending on which platform your API key belongs to.
BrandBase URL
Chainwirehttps://app.chainwire.org/api/external-api/v1
FinanceWirehttps://app.financewire.com/api/external-api/v1