320px
Marketing automation · reimagined for AI

Your agent runs the entire
tech stack

Create contacts, data tables, website analytics, identify users and track events. Send email campaigns, generate personalized content for highly-personalized marketing. $20 per seat with generous included volumes.

Open Dashboard See how it works

Built for Humans, driven by AI agents.

Built for the AI age

Cloudflare-nativeinfra
zero external deps

D1, KV, R2, Durable Objects, Email Workers — runs entirely on Cloudflare's edge. No Postgres, Redis, or SMTP servers.

latency p50 ~10mszero ops
Multi-tenantisolated
per-tenant data

Complete data isolation with API key scoping, usage metering, and per-tenant rate limits. Each tenant gets their own data space.

auth API key + Better Auth10 tables
8 MCP toolsagents
claude · gpt · pi

Every capability exposed through MCP — list contacts, send campaigns, query analytics, resolve segments. Agents do it all.

protocol JSON-RPCSSE + HTTP

Three ways into 320px

same primitives · same agent · same audit log
Consoleui
this dashboard

Visual composer, segment builder, live delivery charts — for anyone on the team.

Open Dashboard →
CLI$ 320px
for engineers & pipelines
$ 320px campaign run spring-digest \
    --segment engaged_30d --gate bounce<1%

↳ resolve engaged_30d ............. 24,188
↳ send 2,104/min ............ OK
pnpm add 320px-cli
MCP8 tools
for agents · claude, gpt, pi
https://api.320px.com/mcp⧉
campaigns.send—▬
segments.resolve—▬
analytics.query—▬
contacts.list—▬

Simple pricing

Per seat/month
$20
Full access to console, CLI, and MCP tools.
Emails/month included
50k
Additional emails at $1 per 1,000.
MCP calls/month included
100k
Agent tool calls included, then volume pricing.
Storageincluded
5GB
R2 storage for CSV imports and attachments.