Business & CRM APIs

30 Business & CRM APIs with verified auth, pricing and rate limits. 12 offer a free tier; 7 document an MCP server. Every field carries the source URL that states it.

API	Category	Auth	Pricing	Free tier	Limits	OpenAPI	MCP	Checked
Invovateinvovate.com	Business & CRM	Bearer token	freemium	✓	✓	✓	n/d	2026-07-12
Tombatomba.io	Business & CRM	API key	freemium	✓	✓	n/d	✓	2026-07-12
Salestricssalestrics.com	Business & CRM	API key	freemium	✓	✓	n/d	✓	2026-08-17
Close APIclose.com	Business & CRM	API key	paid	✓	n/d	n/d	✓	2026-07-16
Mailjetmailjet.com	Business & CRM	n/d	freemium	✓	✓	n/d	✓	2026-07-12
markerapimarkerapi.com	Business & CRM	other	freemium	✓	n/d	n/d	n/d	2026-07-12
Meirrameirra.com	Business & CRM	API key	usage based	✓	n/d	n/d	n/d	2026-07-08
Copper APIcopper.com	Business & CRM	OAuth 2.0	paid	✓	n/d	n/d	n/d	2026-07-26
Gong APIgong.io	Business & CRM	Basic auth	contact sales	n/d	n/d	n/d	n/d	2026-07-16
Outreach APIoutreach.io	Business & CRM	n/d	contact sales	n/d	✓	n/d	✓	2026-07-26
Pipedrive APIpipedrive.com	Business & CRM	API key	paid	✓	n/d	n/d	n/d	2026-07-16
Apollo APIapollo.io	Business & CRM	n/d	contact sales	n/d	n/d	n/d	✓	2026-07-26
Freshworks APIfreshworks.com	Business & CRM	n/d	freemium	✓	n/d	n/d	n/d	2026-07-26
Instatusinstatus.com	Business & CRM	n/d	freemium	✓	n/d	n/d	n/d	2026-07-26
Akeneo PIM REST APIakeneo.com	Business & CRM	n/d	contact sales	n/d	n/d	n/d	✓	2026-07-26
BambooHR APIbamboohr.com	Business & CRM	n/d	paid	n/d	n/d	n/d	n/d	2026-07-26
Clari APIclari.com	Business & CRM	n/d	contact sales	n/d	n/d	n/d	n/d	2026-07-16
OrgHunterorghunter.com	Business & CRM	API key	n/d	✓	n/d	n/d	n/d	2026-07-12
PI Web APIosisoft.com	Business & CRM	n/d	contact sales	n/d	n/d	n/d	n/d	2026-07-12
Rippling APIrippling.com	Business & CRM	n/d	contact sales	n/d	n/d	n/d	n/d	2026-07-26
Clearbit Logo APIclearbit.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Data2CRM.APIdata2crm.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
SwiftKanbandigite.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-08
Ex Libris APIsexlibrisgroup.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Freelancer APIfreelancer.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Mist APImist.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
NetBox APInetbox.dev	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Personio Authentication APIpersonio.de	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Redashredash.io	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-26
Salesforce APIsalesforce.com	Business & CRM	n/d	n/d	n/d	n/d	n/d	n/d	2026-07-16