Kinde vs AssemblyAI
Flexible authentication, user management, and feature flags
vs. Best-in-class speech-to-text API — Universal models, 99 languages, low-latency streaming
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
AssemblyAI
Free Credits
$50 in free credits on signup. Full API access.
Free
Pay-as-you-go
Per-hour billing by model. No minimum.
$0 base (usage-based)
Enterprise
Custom contracts. SLA, private deployments, BAA.
Custom
Free-tier quotas head-to-head
Comparing free on Kinde vs free-trial on AssemblyAI.
| Metric | Kinde | AssemblyAI |
|---|---|---|
| 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.
AssemblyAI · 11 features
- Advanced Prompting — Streaming with disfluency + code-switching + realtime diarization.
- Audio Intelligence — Sentiment, topic detection, summarization, entity detection, content safety, IAB…
- Auto Punctuation — Smart capitalization + punctuation.
- Keyterm Prompting — Boost accuracy for domain vocabulary.
- LeMUR (LLM framework) — Run LLMs over transcripts: Q&A, summary, action items.
- Medical Mode — Specialized for clinical + medical vocabulary.
- PII Redaction — Auto-redact credit cards, SSNs, addresses, emails.
- Pre-recorded Transcription — Upload audio/video URL or file → transcript.
- Realtime Streaming — WebSocket-based low-latency STT.
- Speaker Diarization — Identify who spoke when.
- Webhooks — Auto-notify when transcription finishes.
Developer interfaces
| Kind | Kinde | AssemblyAI |
|---|---|---|
| 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 | assemblyai-go, assemblyai (Node), assemblyai (Python), assemblyai (Ruby) |
| REST | Kinde Management API | AssemblyAI REST API |
| MCP | Kinde MCP | — |
| OTHER | — | Streaming WebSocket, Webhooks |
Staxly is an independent catalog of developer platforms. Some links to Kinde and AssemblyAI 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.
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