# SignalWire

> SignalWire — A communication platform providing APIs and tools for voice, messaging, video, and real-time communications.

**Category:** saas / unknown  
**Domain:** signalwire.com  
**Source:** [Toneeto](https://www.toneeto.com/discover/signalwire.com)  
**Last updated:** March 20, 2026

## Changelog

### Mar 20, 2026 — Free Tier

SignalWire offers a free tier; SignalWire launched Prebuilt Video API with built-in chat and native telecom int

- SignalWire offers a free tier _(100% confidence (cross-referenced))_
- SignalWire launched Prebuilt Video API with built-in chat and native telecom integrations on 2026-03-20 _(100% confidence (cross-referenced))_

### Feb 20, 2026 — Pricing Change

SignalWire updated phone number management endpoints and changed speech-to-text pricing structure on 2026-02-20

- SignalWire updated phone number management endpoints and changed speech-to-text pricing structure on 2026-02-20 _(100% confidence (cross-referenced))_

### Jan 23, 2026 — New Feature

SignalWire improved campaign setup tooltips on 2026-01-23

- SignalWire improved campaign setup tooltips on 2026-01-23 _(100% confidence (cross-referenced))_

### Dec 19, 2025 — New Feature

SignalWire released dashboard and platform updates on 2025-12-19; SignalWire released UI refresh, Amazon Polly integration, and smarter error mess

- SignalWire released dashboard and platform updates on 2025-12-19 _(100% confidence)_
- SignalWire released UI refresh, Amazon Polly integration, and smarter error messaging on 2025-12-19 _(100% confidence (cross-referenced))_

### Sep 12, 2025 — New Feature

SignalWire added account balance management and expanded OPUS audio options on 2025-09-12

- SignalWire added account balance management and expanded OPUS audio options on 2025-09-12 _(100% confidence)_

### Sep 2, 2025 — New Feature

SignalWire added one-click access to community and docs plus cleaner logs UI on 2025-09-02

- SignalWire added one-click access to community and docs plus cleaner logs UI on 2025-09-02 _(100% confidence)_

### Aug 12, 2025 — New Feature

SignalWire launched embeddable click-to-call widget, more AI voices, and faster ; SignalWire made media protection settings configurable per project on 2025-08-12

- SignalWire launched embeddable click-to-call widget, more AI voices, and faster RAG on 2025-08-12 _(100% confidence (cross-referenced))_
- SignalWire made media protection settings configurable per project on 2025-08-12 _(100% confidence (cross-referenced))_

## Pricing

| Plan | Monthly | Annual (per mo) | Type |
|------|---------|-----------------|------|
| Voice API | — | — | subscription |
| Messaging API | — | — | subscription |
| Video Conferencing API | — | — | subscription |
| Prebuilt Video API | — | — | subscription |
| Programmable Fax API | — | — | subscription |
| Subscribers | $3 | — | subscription |

## Competitors

- [Twilio](https://www.toneeto.com/discover/twilio.com)
- [Plivo](https://www.toneeto.com/discover/plivo.com)
- [Bandwidth](https://www.toneeto.com/discover/bandwidth.com)
- [Vonage (Nexmo)](https://www.toneeto.com/discover/vonage(nexmo).com) — Vonage provides voice, messaging, and video APIs similar to SignalWire. SignalWire differentiates through stronger real-time communications focus, AI Agent capabilities, and programmable SIP. Vonage has stronger enterprise telecom heritage; SignalWire appeals more to modern API-first developers.
- [Amazon Chime / AWS Communications Services](https://www.toneeto.com/discover/amazonchime/awscommunicationsservices.com) — AWS offers communications APIs as part of broader cloud infrastructure. SignalWire is more specialized and developer-centric with better abstraction for voice/messaging/video workflows. AWS has scale advantage; SignalWire offers more focused, easier-to-use APIs for communications-specific use cases.

## Audience Segments

### startup_team (50% fit)

**Use case:** Signalwire for small teams
**Why:** Insufficient evidence for specific segmentation, defaulting to startup_team
**Key considerations:** ease of use, value for money

## Gotchas & Limitations

- Documentation can be confusing at times. [moderate]

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*Data verified by [Toneeto](https://www.toneeto.com/discover/signalwire.com). JSON available at [/api/co/signalwire.com](https://www.toneeto.com/api/co/signalwire.com).*