--- title: "AuthZed (SpiceDB) vs Permit.io — Identity Tool Comparison | IDSync" description: "Side-by-side comparison of AuthZed (SpiceDB) vs Permit.io: best for, pricing, deployment, integrations, and more." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://idsync.com/" }, { "@type": "ListItem", "position": 2, "name": "Directory", "item": "https://idsync.com/directory" }, { "@type": "ListItem", "position": 3, "name": "Compare", "item": "https://idsync.com/directory" }, { "@type": "ListItem", "position": 4, "name": "AuthZed (SpiceDB) vs Permit.io", "item": "https://idsync.com/compare/authzed-vs-permit-io" } ] }, { "@context": "https://schema.org", "@type": "Article", "headline": "AuthZed (SpiceDB) vs Permit.io — Identity Tool Comparison", "description": "Side-by-side comparison of AuthZed (SpiceDB) vs Permit.io: best for, pricing, deployment, integrations, and more.", "url": "https://idsync.com/compare/authzed-vs-permit-io", "dateModified": "2026-09-17T14:55:08.010998+00:00", "author": { "@type": "Organization", "@id": "https://idsync.com/#organization", "name": "IDSync" }, "publisher": { "@type": "Organization", "@id": "https://idsync.com/#organization", "name": "IDSync" }, "about": [ { "@type": "SoftwareApplication", "name": "AuthZed (SpiceDB)", "url": "https://idsync.com/directory/authzed" }, { "@type": "SoftwareApplication", "name": "Permit.io", "url": "https://idsync.com/directory/permit-io" } ] } ] --- [![IDSync — identity software buyer platform](/assets/idsync-logo-BKS89EW4.png)](/) [Directory](/directory) [Compare](/compare) [Resources](/resources) [Browse tools](/directory)[Run Stack Finder](/stack-finder) 1. [Home](/) 2. [Directory](/directory) 3. Compare 4. AuthZed (SpiceDB) vs Permit.io # AuthZed (SpiceDB) vs Permit.io Side-by-side comparison of identity tools. Sponsored placement is disclosed where applicable. Last updated yesterday 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)](/directory/authzed)[Permit.io](/directory/permit-io)[IAM Stack Finder](/stack-finder)[Buyer resources](/resources) Attribute [AuthZed (SpiceDB)](/directory/authzed)[](https://authzed.com/) [Permit.io](/directory/permit-io)[](https://permit.io) 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. 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