SMS API

api:nexmo.com/sms · v1.2.0 · source: apis.guru

With the SMS API you can send SMS from your account and lookup messages both messages that you've sent as well as messages sent to your virtual numbers. Numbers are specified in E.164 format. More SMS API documentation is at

APIOpenAPI specauth unknownMessagingKnowledge & docs

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Last check

Website answers · checked 2026-10-17

Test & rating

B 82/100

What it does: API · auth: unknown · OpenAPI spec

How the rating is made

Website answers: +40
OpenAPI spec: +20
Auth effort: +5
HTTPS: +5
CORS: +2
Description: +10

Rated 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call; APIs are not called, so B is their best grade.

Use

Documentation: https://developer.nexmo.com/
OpenAPI spec: https://api.apis.guru/v2/specs/nexmo.com/sms/1.2.0/openapi.json
Auth: auth unknown

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