Kinde vs Inngest
Flexible authentication, user management, and feature flags
vs. Durable functions + event-driven workflows for modern apps
Pricing tiers
Kinde
Free
10,500 MAU included. MFA, B2B orgs, custom domain, 2 custom roles, 1 webhook, 2 environments.
Free
Pro
Unlimited webhooks, roles, feature flags, API keys. Remove Kinde branding. SOC 2 attestation.
$25/mo
Plus
Unlimited enterprise SSO, API scopes, org-owned M2M apps, 6 environments.
$75/mo
Scale
11 environments, custom domain per org, SCIM, MFA triggers, 30-day audit logs.
$250/mo
Enterprise
Custom. Dedicated infra option, volume discounts, custom SLAs.
Custom
Inngest
Free
$0. 50K steps/mo + 1K concurrent executions. 7-day log retention. 1 environment.
Free
OSS (self-host)
Free forever. Inngest Dev Server + self-hosted Inngest runtime. Apache 2.0.
$0 base (usage-based)
Starter
$20/mo. 250K steps/mo. 5K concurrency. 14-day retention. 3 envs.
$20/mo
Pro
$75/mo. 1M steps/mo. 10K concurrency. 30-day retention. Priority support.
$75/mo
Enterprise
Custom. SSO, HIPAA, dedicated clusters, self-host with Inngest Enterprise.
Custom
Free-tier quotas head-to-head
Comparing free on Kinde vs free on Inngest.
| Metric | Kinde | Inngest |
|---|---|---|
| custom roles | 2 roles | — |
| environments | 2 envs | — |
| feature flags | 10 flags | — |
| mau included | 10500 users/month | — |
| webhooks | 1 webhooks | — |
Features
Kinde · 14 features
- API Scopes — OAuth scopes for your APIs, enforced server-side (Plus+).
- B2B Organizations — Multi-tenant orgs with user roles, invitations, feature flags per org.
- Custom Domain — Host auth at auth.yourbrand.com. Free tier includes this.
- Enterprise SSO — SAML 2.0 + OIDC enterprise connections (Plus unlimited).
- Feature Flags — Built-in feature flags with per-user/org overrides. No separate service needed.
- Kinde AI — AI-assisted query and insights over your Kinde data.
- Kinde Billing (preview) — Built-in subscription billing linked to users/orgs. Stripe under the hood.
- Machine-to-Machine — Client credentials grant for service-to-service auth.
- Multi-Factor Auth — TOTP authenticator apps, SMS, email, passkey.
- Passwordless — Email code + passkey (WebAuthn).
- Roles & Permissions — RBAC with roles → permissions. Assigned per user or per organization.
- SCIM Provisioning — Directory provisioning from IdPs (Scale tier).
- Sign-in Widget — Hosted pages + themeable widget for login/signup. Customizable with CSS.
- Webhooks — Event webhooks: user.created/updated, organization events, MFA, etc.
Inngest · 14 features
- AgentKit — Build AI agents as durable Inngest functions.
- Auto Retries — Configurable retries with exponential backoff.
- Concurrency Controls — Per-function and per-user concurrency limits.
- Cron Triggers — Scheduled functions via cron syntax.
- Debounce — Coalesce rapid-fire events into one execution.
- Dev Server — Local Inngest runtime for dev.
- Durable Steps — step.run, step.sleep, step.waitForEvent.
- Event System — Typed events with schemas.
- Fan Out / Batching — Process many events in parallel with batch control.
- Priority Lanes — Route premium customers to faster execution.
- Rate Limiting — Throttle events per key.
- Realtime — Stream function output to clients.
- Replay — Re-run past functions with new code.
- Self-Host — OSS runtime — run your own Inngest.
Developer interfaces
| Kind | Kinde | Inngest |
|---|---|---|
| CLI | — | inngest-cli (dev server) |
| SDK | Kinde Android / Kotlin, Kinde Flutter SDK, Kinde Go SDK, Kinde iOS / Swift, @kinde-oss/kinde-auth-nextjs, @kinde-oss/kinde-auth-react, @kinde-oss/kinde-nodejs-sdk, Kinde Python SDK | inngestgo, inngest (Python), inngest (TS/Node) |
| REST | Kinde Management API | Inngest REST API |
| MCP | Kinde MCP | Inngest MCP |
| OTHER | — | Inngest Cloud Dashboard |
Staxly is an independent catalog of developer platforms. Some links to Kinde and Inngest may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
Want this comparison in your AI agent's context? Install the free Staxly MCP server.