The developer platformfor agents.

Name: Zavu
Author: Zavu

Build your agent on Zavu: channels (WhatsApp, telephony, email), runtime, sandboxes, memory and models. One API, no infra to manage.

Agent first. Let yours do the setup.

Backed by 500 Global

your agent · whatsapp, sms, voice

POST /v1/messages

One agent on every channel

WhatsApp, SMS, email and voice through the same API call.

Channels

sandbox · ubuntu

POST /v1/sandboxes

A VM for your agent

Isolated Linux to run code, commands and a browser. Billed per second.

Sandboxes

index.ts → zavu cloud

$ npx zavudev deploy

Deploy without servers

Your TypeScript runs on every message, on a cron schedule or behind a URL.

Functions

An agent deployed, in three commands

Pull one, deploy it, ask it something. All from your terminal.

Step 1 of 3

$npx zavudev agents pull support

Writes Ada, a ready-made support agent, to ./support: prompt, tools and voice, in TypeScript you own.

Adasupport

not created

model

deepseek/deepseek-v4-flash-0731

tools

lookup_order · escalate

channels

WhatsAppSMSVoiceTelegramEmail

› where is ORD-001?↳ lookup_order { order_id: "ORD-001" }

Nothing created yet

…and more: voice calls, memory, cron triggers, deploy on git push, secrets, logs and rollbacks. See the CLI docs

#PRICES

What it costs, next to the rest.

The lowest published price for one minute of a voice agent, with transcription, a standard model and speech, before telephony. On Zavu telephony starts at $0.0076 a minute on top.

Full comparison with Twilio Every rate

Zavu$0.0625
Retell$0.07
ElevenLabs$0.08
Vapi$0.082
Bland$0.12

USD per minute · lower is better

List prices read from each provider's pricing page on 10 November 2026. ElevenLabs bills the model separately; Bland's $0.12 needs its $299 a month plan.