Sales & customer support
422 APIs for CRM, leads, sales pipelines, tickets, or customer service.
Collections
New this month
180 APIs added in the last 30 days.
The biggest APIs
The APIs with the most operations.
Most active
Most new revisions in the last 90 days.
All APIs
422- DE224 operations78 revisionsDex Public API@getdex/dex-public-api
CRM: manage contacts, notes, reminders, companies, groups and calendar events
- AG23 operations505 revisionsAgents@rdstationmentoria/agents
CRM: manage AI assistants, leads, custom fields, conversations and channels
- NO49 operations9 revisionsNooks Sequencing API@nooks/nooks-sequencing-api
Sales engagement: manage sequences, prospects, tasks, emails, calls and CRM notes
- AT67 operations493 revisionsAtlas API@atlas/atlas-api
Customer support: manage conversations, customers, help center articles, CSAT surveys and session recordings
- AP612 operations32 revisionsAPI Reference | Oneprofile@getoneprofile/api-reference-oneprofile
GTM data layer: manage CRM tables, enrichments, mailboxes, sequences and the outreach inbox
- CR17 operations155 revisionsCRM Projects@hubspot/crm-projects
CRM: manage HubSpot project records, their associations, batch operations and search
- CR19 operations2 revisionsCRM API Documentation@reallysimplesystems/crm-api-documentation
CRM records: manage records, lookups, documents, insights, and marketing lists
- SA305 operations2 revisionsSage Sales Management Public API Documentation for Developers@forcemanager/sage-sales-management-public-api-documentation-for-developer
CRM: manage accounts, contacts, opportunities, orders, products and sales data in Sage Sales Management
- FE4 operations275 revisionsFeedback Submissions@hubspot/crm-feedback-submissions
CRM: read, batch-fetch and search customer feedback responses in HubSpot
- CR2 operations132 revisionsCRM Deal Splits@hubspot/crm-deal-splits
CRM: read and upsert batches of deal split records, keyed by associated deal ID
- PR97 operations25 revisionsProspectAPIs@prospectapis/prospectapis
Sales prospecting: search funding rounds, cited company profiles, launches and people, plus email checks
- BU13 operations133 revisionsBusiness Box API@marubox/business-box-api
Bookings: list, create and cancel appointments, check event type availability, manage webhooks
- DE21 operations8 revisionsDemodesk Public API@demodesk/demodesk-public-api
Sales meeting recordings: list and fetch recordings, transcripts, summaries, scorecards and groups
- CH117 operations10 revisionsChurnZero REST API for MarketingPony@churnzero/churnzero-rest-api-for-marketingpony
Customer success: read accounts, contacts, churn scores, journeys, tasks, events and surveys
- ON848 operations4 revisionsOnboard API - Complete Specification@onboard/onboard-api-complete-specification
Customer onboarding: manage entities, workflows, bots, conversations and knowledge base collections
- LE153 operations12 revisionsLeadping API@leadping/leadping-api
Lead capture, follow-up automation, SMS/MMS and calls, with contact suppression and conversation tracking
- FO188 operations12 revisionsFormation GTM API@goodleads/formation-gtm-api
Business lead data: browse, score, enrich and publish leads to CRM, manage lists and subscriptions
- PY173 operations64 revisionsPylon API.@usepylon/pylon-api
Customer support platform: manage issues, accounts, contacts, knowledge bases and call recordings
- BE82 operations45 revisionsBeReach API@berea/bereach-api
LinkedIn lead generation: search people and companies, send connections and DMs, read inboxes
- RU726 operations12 revisionsRuzora Candidate CRM API@ruzora/ruzora-candidate-crm-api
Recruiting: manage candidates, sourcing, outreach campaigns, assessments and interviews
- FE14 operations231 revisionsFees@hubspot/crm-fees
CRM: create, read, update, search and archive fee records, plus batch operations and associations
- CR17 operations231 revisionsCRM Postal Mail@hubspot/crm-postal-mail
CRM: create, search, update and archive postal mail records and their associations
- IM333 operations11 revisionsImobzi REST API@imobzi/imobzi-rest-api
Real estate CRM: manage contacts, leads, deals, properties, contracts, leases and financial transactions
- GR3,613 operations17 revisionsgraph8 Developer API@graph8/graph8-developer-api
Sales and marketing: manage contacts, companies, deals, meetings, sequences, documents and quotes via API
Showing 1 to 24 of 422
Load more