Communications & messaging
703 APIs for SMS, voice, video calls, chat, notifications, or social communication.
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342 APIs added in the last 30 days.
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718- AC1 operation1 revisionAccount Notifications@citi/account-notifications
Corporate banking: subscribe to push notifications for account updates via webhooks in XML or JSON
- HO74 operations1 revisionHologram REST API v1@hologram/hologram-rest-api-v1
SIM management: activate and configure cellular SIMs, track location, and manage billing and data plans
- GU8 operations1 revisionGuava API Server@goguava/guava-api-server
Calls and SMS: send and receive texts, manage call conversations and WebRTC access tokens
- OM2 operations1 revisionOmni Status API@optus/omni-status-api
Status: check availability of Modica messaging services and list the services that can be queried
- SM3 operations1 revisionSMS Gateway REST APIv2@optus/sms-gateway-rest-apiv2
SMS messaging: send texts to a single handset and retrieve message status with link shortening
- SO10 operations1 revisionSocial Automation API@cresclab/social-automation-api
Comment automation: auto-reply to keywords with public replies and DMs on Instagram and Messenger
- MO1 operation1 revisionMoEngage Inform API@moengage/moengage-inform-api
Transactional alerts: send SMS, email and push notifications from preconfigured templates
- AL474 operations1 revisionAlianza Public API@alianza/alianza-public-api
Telephony: manage accounts, devices, lines, phone numbers, voicemail and call groups
- AI144 operations9 revisionsAirship API@airship/airship-api
Mobile and web messaging: send push, SMS and email, manage channels, schedules and user segments
- MA166 operations1 revisionMatrix Client-Server API@matrix/matrix-client-server-api
Chat: rooms, messages, media, devices, spaces and threads on Matrix homeservers
- CO1 operation1 revisionConversation Archiving API@globalrelay/conversation-archiving-api
Compliance: submit chat and instant messages to the Global Relay Archive
- VO1 operation1 revisionVoice Archiving API@globalrelay/voice-archiving-api
Voice call records: add batches of call metadata and file references
- KA6 operations1 revisionKata Voice API@kata/kata-voice-api
Voice calls: place outbound AI phone calls, browser test sessions, transcripts and credits
- MG3 operations1 revisionMG GenAgent API Router@asapp/mg-genagent-api-router
Voice AI: connect and disconnect GenAgent on calls, get Twilio media stream URLs
- TM3 operations1 revisionTMF683 Party Interaction@mtn/tmf683-party-interaction
Customer interactions: create, retrieve and forward subscriber message threads
- NH9 operations133 revisionsNHS Notify API@nhs/nhs-notify-api
Messaging: send single or batch notifications, track message status and read recipient responses
- TW15 operations116 revisionsTwilio - Notify@twilio/notify-v1
Messaging: send notifications and manage services, credentials and bindings
- TW3 operations118 revisionsTwilio API definition for public-api voice@twilio/twilio-voice
Voice: create, list and fetch transcriptions of call recordings from a media URL or source ID
- TW7 operations224 revisionsTwilio - Pricing@twilio/twilio-pricing
Pricing: look up messaging, voice and phone number rates by country
- XQ219 operations421 revisionsXquik API@xquik-dev/xquik-api
Read and write X (Twitter) data: search posts, users, communities, Spaces, and trends, and publish tweets
- SK252 operations16 revisionsSkysay API@skysay/skysay-api
Telephony: place policy-gated calls, buy and manage phone numbers, send SMS and run outbound campaigns
- AQ17 operations2 revisionsAqua API@aquavoice/aqua-api
Voice dictation and speech-to-text: dictate or edit text, transcribe audio, read stored sessions
- GR132 operations24 revisionsGroundmail API@groundmail/groundmail-api
Transactional email: send messages, manage domains, senders, mailboxes and webhooks
- PH333 operations506 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
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