Linq Alternatives with REST API

18 providers support REST API: REST or HTTP API.

Providers with REST API

Photon

Open-source agent framework with managed iMessage
Starting price
$25/month (Pro)
Free plan
Free: shared iMessage lines, up to 10 users (2.0 beta: 25 shared iMessage assignments and $100 credit)
SupportedREST API for projects and lines; sending over REST in the 2.0 beta

Linq

iMessage, RCS and SMS API with flat monthly pricing
Starting price
$260/month (Pro)
Free plan
Hobby: $0, up to 20 contacts, used through the CLI
Supported

Blooio

One API for iMessage, WhatsApp and Apple Messages
Starting price
$39/month (Starter, shared number)
Free plan
Free trial: 20 messages total on a shared number, no credit card
Supported

Sendblue

iMessage API and CRM texting for sales and agents
Starting price
$100/month per line
Free plan
Free sandbox: shared number, up to 10 verified contacts, no webhooks
Supported

LoopMessage

iMessage, SMS, RCS and WhatsApp on one number
Starting price
$59.99/month per sender (Light)
Free plan
Sandbox: $0, 5 contacts, testing only; free shared plan for schools and non-profits
Supported

Chert

iMessage and FaceTime numbers for AI agents
Starting price
$25/month (Shared)
Free plan
24-hour trial: 10 messages and 10 FaceTime minutes on a shared line
Supported

BlueBubbles

Free, open-source iMessage bridge you host on a Mac
Starting price
Free
Free plan
Free and open source (Apache-2.0)
SupportedServer password passed as a query parameter

MessageBlue

iMessage API for agents, with bring-your-own-number
Starting price
$100/month per line
Free plan
$0 with your own number and Mac, all features, limited seats
SupportedOpenAPI 3.1 spec published.

Twilio

Global CPaaS for SMS, RCS, WhatsApp and voice
Starting price
$0.0083 per US SMS segment
Free plan
30-day free trial, no card, with 100 SMS and 75 voice minutes
Supported

Bird

Email, SMS, WhatsApp and Apple Messages APIs
Starting price
$0.0035 per US outbound SMS segment plus carrier fees
Free plan
Free email tier of 1,000 emails a month; free shared Inbox
Supported

Telnyx

Low per-part SMS pricing with carrier fees at cost
Starting price
$0.004 per US SMS part plus carrier fee
Free plan
Trial account with $5 testing credit
SupportedREST API v2 with a public OpenAPI spec

Vonage

Messages API for SMS, RCS, WhatsApp, Viber and email
Starting price
$0.00860 per US SMS on a long virtual number, plus carrier fees
Free plan
Free credit at signup with no card, and a free Messages API Sandbox capped at 100 messages a month
Supported

Infobip

Global CPaaS and Apple Messages for Business provider
Starting price
$0.0075 to $0.0083 per US SMS (indicative)
Free plan
60-day free trial, no card, up to 100 messages per channel to your verified number
Supported

Sinch

CPaaS with 13 messaging channels in one API
Starting price
$0.0078 per US 10DLC SMS, plus carrier fees
Free plan
Free developer account with an SMS sandbox and test credit
Supported

Claw Messenger

iMessage for personal AI agents, no Mac needed
Starting price
$5/month for 250 messages
Free plan
7-day free trial, card required
SupportedREST for sends and number routes; WebSocket is the main event channel

messages.dev

TypeScript-first iMessage, RCS and SMS API
Starting price
$99/month per line
Free plan
Sandbox: 50 messages a day to your own paired phone
Supported

Texting Blue

Shared team iMessage inbox on your own iPhone number
Starting price
$19/month per number
Free plan
3-day free trial
Supported

Apple Messages for Business

Apple's official business chat in the Messages app
Starting price
Free from Apple; MSP fees vary
Free plan
Apple charges nothing; an MSP is still required
PartialREST API for Apple-approved MSPs only; brands connect through an MSP