Pricing

Simple tiers for the public beta.

Plans

Tiers

Beta

Starter

  • Public beta
  • MCP · local
  • Individual

$0

Public beta

Memory, vault, and MCP for solo builders, with fair-use limits while we scale.

  • Fair-use memory & retrieval quotas
  • Vault with manual export
  • @4stax/kontxt on npm (MCP + CLI, local SQLite vault)
  • Community support (docs & GitHub)
  • No credit card to start in beta
Join waitlist
Popular
Teams

Pro

  • Teams
  • Marketplace
  • Email support

$24

per seat / mo, annual

$29 month-to-month

Higher limits, marketplace access when live, and priority help for shipping teams.

  • Everything in Starter
  • ~10× Starter quotas (target at launch)
  • Seller / marketplace tools as they ship
  • Email support within ~2 business days
  • Seat-based admin & usage visibility (roadmap)
Request Pro
Custom

Enterprise

  • SSO roadmap
  • BYOK
  • Procurement

Let's talk

Annual contracts

Governance, compliance posture, and a named path for security & legal review.

  • Everything in Pro (or mixed with Starter seats)
  • SAML / OIDC, SCIM on the roadmap with design partners
  • 99.9% availability target + status page
  • DPAs, audits, data processing terms
  • Optional dedicated cells / isolation patterns
Contact sales

Beta limits and features may evolve. Enterprise pricing depends on your requirements.

Reference

At a glance

Quick reference details about billing and data use.

Currency
USD at launch; tax and line items shown clearly before you pay.
Beta → paid
We’ll give notice before any material changes to paid capacity.
Vault & training
Vault content is not used to train foundation models unless you join an explicit program that says otherwise.
Enterprise path
Security questionnaires, DPAs, and pilots go through enterprise@4stax.com.

Help

Frequently asked questions