APIVerified~200ms avg
Twilio API
SMS, voice calls, WhatsApp, video, and phone number management.
Install
npm install twilio
About
Twilio's SDK handles all communication channels - SMS, voice calls, WhatsApp, video, and email (via SendGrid). Manage phone numbers, send messages, make calls, and handle webhooks. The CLI provides testing and debugging tools. 320K weekly downloads. The go-to choice for any application that needs to communicate with users via phone or messaging.
Tags
twiliosmsvoicecommunicationswhatsapp
Score Breakdown
CLI Score Breakdown9/11
✓Official SDK on npm/pip+2
✓Env var authentication (no browser OAuth)+2
✓Works in headless/CI environments+2
✓CLI tool available+1
✓JSON response for piping/parsing+1
✓Docs have curl/CLI examples+1
✗Reasonable rate limits for scripted use0
✗Machine-readable pricing (md/JSON/static)0
Quality Score Breakdown
npm weekly downloads320k
GitHub stars1.4k
Days since last release9d
Issue close ratio81%
TypeScript typesYes
Docs qualityexcellent
Breaking changesrare
Performance
Latencyus-east-1 - 2026-03-27
p50
165ms
avg
200ms
p95
480ms
Scores
CLI
9
Quality
9
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