AuthZed (SpiceDB) vs Permit.io
Side-by-side comparison of identity tools. Sponsored placement is disclosed where applicable.
Quick answer
AuthZed (SpiceDB) vs Permit.io: which should you choose?
Short answer
AuthZed (SpiceDB) vs Permit.io have overlapping use cases in identity and access management. The right pick depends on your company size, deployment model, integrations, and pricing tolerance — compare those attributes side-by-side below.
- Best for
- AuthZed (SpiceDB): Product engineering teams building fine-grained, relationship-based permissions (sharing, hierarchies, multi-tenant B2B) at scale who want Zanzibar semantics without building them. · Permit.io: Engineering teams that need to ship fine-grained authorization across their application and want both programmatic API access and a low-code interface for policy administrators to manage permissions without engineering involvement.
- When to choose
- Pick the option whose company-size fit, deployment model, and integrations most closely match your stack.
- When not to choose
- Skip a head-to-head if you haven't shortlisted a category yet — start with the IAM Stack Finder instead.
- Related tools & categories
- AuthZed (SpiceDB)Permit.ioIAM Stack FinderBuyer resources
| Attribute | ||
|---|---|---|
| Best for | Product engineering teams building fine-grained, relationship-based permissions (sharing, hierarchies, multi-tenant B2B) at scale who want Zanzibar semantics without building them. | Engineering teams that need to ship fine-grained authorization across their application and want both programmatic API access and a low-code interface for policy administrators to manage permissions without engineering involvement. |
| Short description | Maker of SpiceDB, the Apache-2.0 "open source permissions database" inspired by Google Zanzibar, offered self-hosted, as usage-priced AuthZed Cloud, as Dedicated cloud, or as a licensed self-hosted enterprise build. | Permit.io provides authorization-as-a-service with a low-code policy management interface, RBAC/ABAC/ReBAC policy support, and a managed policy decision layer — enabling teams to ship fine-grained access control without building it from scratch. |
| Company size | startup, smb, mid_market, enterprise | Startup, Mid-market, Enterprise |
| Deployment | saas, self_hosted | SaaS / Cloud-hosted |
| Source | open core | Open core (built on OPA/OPAL open standards; management layer is proprietary) |
| Pricing model | usage-based / enterprise | MAU and evaluation-based; free tier available |
| Integrations | PostgreSQL, CockroachDB, Google Cloud Spanner, MySQL, Kubernetes, gRPC, Go, Node.js | OPA, OPAL, Python, Node.js, Java, Go, REST APIs |
| Categories | Authorization | |
| Claimed profile |
Buyer help
Request a vendor shortlist
Tell us what you're evaluating and IDSync will identify the identity, access, and security tools that fit your use case.
Request a vendor shortlist
Tell us your stack and we'll send a tailored shortlist.
Run the IAM Stack Finder
Get a guided shortlist in under 3 minutes.
Buyer's guides & checklists
RFP templates, migration checklists, and rollout playbooks.