Communications & messaging
785 APIs for SMS, voice, video calls, chat, notifications, or social communication.
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300 APIs added in the last 30 days.
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785- PH333 operations634 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
- BI534 operations126 revisionsBird API@messagebird/bird-api
Communications APIs for email, SMS, WhatsApp, voice, verification and realtime messaging
- WH28 operations12 revisionsWhatsMCP API@whatsmcp/whatsmcp-api
WhatsApp messaging: send, edit and delete messages, manage chats, contacts and templates
- SA423 operations10 revisionsSalt Agent API@saltapp/salt-agent-api
Salt: end-to-end encrypted chats, payments, folders, jobs and agent identity for AI agents and people
- SM5 operations495 revisionsSMS API@apideck-libraries/sms-api
SMS: send, list, update and delete text messages and their delivery status
- SE86 operations109 revisionsSent API - v3@sentdm/sent-dm-api-v3
Messaging: send SMS, WhatsApp and voice, manage contacts, templates and webhooks
- CO13 operations340 revisionsConversations Custom Channels@hubspot/conversations-custom-channels
Custom channels: create and manage messaging channels, their accounts, and published messages
- VO44 operations60 revisionsVoice Logica API@voicelogica/voice-logica-api
Voice AI: place outbound AI calls, run campaigns, query calls, SMS and SIP trunks
- X260 operations44 revisionsX API v2@x/x-api-v2
Posts, DMs, lists, communities and live broadcasts: read and publish X content, manage bots and notes
- CO867 operations41 revisionsConnexCS Control Panel API@connexcs/connexcs-control-panel-api
VoIP switching and routing: manage carriers, customers, DIDs, invoices and call-center queues
- TE56 operations2 revisionsTextla API@textla/textla-api
Messaging: manage contacts, send SMS campaigns, track analytics and webhooks
- A/63 operations2 revisionsA/SIDE API@shopseen/a-side-api
Social network: mutual follows, groups, stories, posts, and encrypted direct messages
- AP16 operations3 revisionsAPI de Treble Poll@treble/api-de-treble-poll
Conversaciones y campañas de polls: envía, consulta sesiones e historial, y recibe webhooks de eventos
- EL46 operations5 revisionsElastic SIP Trunk API@sinch/elastic-sip-trunk-api
Telephony: manage SIP trunks, endpoints, phone numbers, access control lists, credentials and call records
- SI13 operations3 revisionsSinch Sender ID Registrations API@sinch/sinch-sender-id-registrations-api
Messaging: register and manage sender IDs by market, with requirements, templates and callbacks
- WA40 operations5 revisionsWave API@wave/wave-api
Sessions, transcripts, sharing and webhooks: read and manage Wave AI recordings, folders and event feeds
- VO112 operations91 revisionsVoiceBlender API@voiceblender/voiceblender-api
Voice calls: bridge SIP and WebRTC legs into rooms, manage trunks and registrations, stream events
- TE1,552 operations935 revisionsTelnyx API@team-telnyx/telnyx-api-2
Telephony: place calls, send SMS and MMS, manage phone numbers, SIP trunks and conferences
- ST210 operations619 revisionsStream API@getstream/stream-api
Chat: manage channels, send messages, moderate users and run campaigns, with block lists
- IN88 operations12 revisionsInline Bot HTTP API Docs@inline/inline-bot-http-api-docs
Bot API: send and edit messages, manage chats, threads and reactions, fetch updates and files
- EU69 operations4 revisionseusend API@eusend/eusend-api
Email: send transactional and broadcast messages from EU-hosted infrastructure, with audiences and domains
- XQ223 operations522 revisionsXquik API@xquik-dev/xquik-api
X data: search, read and monitor posts, users, communities and trends, plus write actions
- SR60 operations12 revisionsSRIFT API@srift/srift-api
Local and public file-sharing daemon: create sessions, send files, relay chat and agent messages
- MA166 operations15 revisionsMatrix Client-Server API@matrix/matrix-client-server-api
Chat: rooms, messages, media, devices, spaces and threads on Matrix homeservers
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