Archway

Archway is ranked #5 of 32 in AI diagram generators on Freedom251. It runs on API, Self-hosted, Web. There is a free plan. Paid plans start at $12/mo.

Archway plans and pricing

All plans

FREE Free forever 5 AI generations / month · 3 diagrams · all 7 diagram types · PNG + SVG export archdiagram.dev · 1 Oct 2026

PRO $12/mo monthly 50 AI generations / month · unlimited diagrams · markdown notes and embed codes · all export formats · version history · template library · priority support archdiagram.dev · 1 Oct 2026

TEAM $35/mo per user 200 AI generations / user · real-time collaboration · team workspaces · admin controls · template library · everything in Pro archdiagram.dev · 1 Oct 2026

TEAM_PRO $40/mo per user 300 AI generations / user · audit logs · advanced permissions · dedicated onboarding · priority support SLA · everything in Team archdiagram.dev · 1 Oct 2026

ENTERPRISE Not published Unlimited AI generations · SAML SSO · self-hosted deployment option · consolidated ACH / wire / PO invoice · custom SLA · dedicated support archdiagram.dev · 1 Oct 2026

Compared on AI diagram generators

Free plan: Yes
AI diagram limit: $50/mo
Mermaid support: Yes
Real-time collaboration: Yes
Platform: web
Export formats: Mermaid, PlantUML, D2, Draw.io XML, SVG, PNG, PDF, Terraform HCL

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Archway

Repo scanning: Archway scans a GitHub repository and produces a multi-system C4 container diagram.
Schema ERD: It parses Prisma, Drizzle, or SQL DDL schemas into an ERD in under a second without an AI call or quota cost.
Diagram types: The platform supports cloud architecture, sequence, ERD, data flow, flowchart, C4 model, and network topology diagrams.
Exports: Archway exports diagrams to Mermaid, PlantUML, D2, Draw.io XML, SVG, and PNG.
Collaboration: It provides simultaneous editing with CRDT-powered sync and markdown notes attached to diagrams.
Self hosting: Archway can be deployed on a customer's infrastructure with Docker Compose.
API: The REST API is under /api/v1 and supports session-cookie or Bearer API-key authentication.
Authentication integrations: Archway supports OAuth 2.0 through GitHub and Google.
Cloud integrations: Its icon library covers AWS, Azure, Google Cloud, and Kubernetes, with 1,900+ icons.
Encryption: Connections use TLS 1.3 and MongoDB Atlas data is encrypted at rest with AES-256.
Compliance status: Archway runs on SOC 2 Type II certified infrastructure but is not itself SOC 2 certified.
Data ownership: Users retain ownership of diagrams, DSL source code, and content created using Archway.
AI provider: AI-generated diagrams send prompts to Anthropic Claude, and prompts are not stored beyond the generation session.
Support: Pro includes priority support, Team Pro includes a priority support SLA, and Enterprise includes dedicated support.
Price from: $12/mo

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Where it ranks on Freedom251

Best AI Diagram Generators in 2026#5 of 32

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Sources

archdiagram.dev· checked 1 Oct 2026
archdiagram.dev/docs/api· checked 1 Oct 2026
archdiagram.dev/security· checked 1 Oct 2026
archdiagram.dev/terms· checked 1 Oct 2026
archdiagram.dev/privacy· checked 1 Oct 2026