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Keystone

Many brands. One cockpit.

The agency platform for operators who run multiple service brands. Tenancy, billing, RBAC, API — the foundational layer so you can scale without hiring more ops.

The problem

Growth multiplies the wrong things.

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Each new brand means another Stripe, another Google Workspace, another login. Your ops lead spends Mondays reconciling accounts across 11 dashboards.

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Role-based access is a spreadsheet titled "who has what." Contractors leave and their credentials linger for months.

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Billing consolidation is a quarterly export-to-Sheets exercise. Revenue by brand, gross margin by service line — you don't actually know.

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Every client workspace is a snowflake. Onboarding a new brand takes a week of manual setup you swore you'd automate but never did.

What Keystone does

The layer beneath everything you run.

01

Multi-tenant by design

One login, many workspaces. Brand-level data isolation. Switch contexts instantly. New tenant provisioned in seconds, not hours.

Onboard a brand in under 60 seconds

02

Consolidated billing

Stripe-powered subscription billing across all tenants. Revenue, MRR, churn — rolled up instantly. Per-tenant invoicing + chargebacks handled.

Know your revenue at 7am, every morning

03

RBAC you can audit

Owner, admin, operator, viewer — configurable scopes per tenant. Every access event logged. Revoke in one click when a contractor leaves.

SOC-ready access control out of the box

04

Platform bridge API

REST API, webhooks, Shopify adapter, platform bridge module. Plug in Pulse, Site, or your own custom workload. One spine, many surfaces.

7 live endpoints, OpenAPI schema included

Technical stack

Built for operators who read changelogs.

FastAPI + Alembic

Typed Python backend, migration-safe

Postgres-native

Row-level security, per-tenant schemas

Stripe billing

Subscriptions, metering, webhooks

OAuth + MFA

Google, GitHub, TOTP second factor

Webhooks

Sign, retry, replay — with a dead-letter queue

Audit log

Immutable, queryable, exportable

Platform bridge

Shopify adapter + plug-in surface

OpenAPI schema

Typed clients in any language

Self-hostable

Docker + systemd deploy

Let's talk.

Keystone is priced per tenant + volume. Book a consultation — we'll scope to your operation.