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API Key Management for SaaS Platforms

Issue secure API keys to your customers, track usage per key, and automatically sync access with subscriptions.

Key Features

Instant Key Provisioning

Issue API keys to customers in milliseconds when they sign up or upgrade their plan.

Usage Tracking Per Key

Monitor API calls per customer, endpoint, and time period with real-time dashboards.

Automatic Subscription Sync

Polar integration automatically updates key limits when customers upgrade or downgrade.

Key Rotation & Revocation

Rotate keys without downtime or instantly revoke compromised keys.

Benefits

Launch Faster

Skip building key management infrastructure. Focus on your product.

Reduce Support Load

Self-service key management reduces customer support tickets.

Detect Overuse

Accurate usage tracking and limits surface free tier abuse.

How It Works

1

Connect Payment Provider

Link your Polar account to automatically sync subscription data.

2

Configure Plan Limits

Set request limits, rate limits, and features per pricing tier.

3

Add Verification Middleware

Add 5 lines of code to verify keys on every API request.

4

Issue Keys to Customers

Automatically provision keys when customers subscribe.

Frequently Asked Questions

How long does SaaS integration take?

Most SaaS platforms integrate Holdify in under an hour. Connect your payment provider, add the middleware, and you're done.

Can I migrate existing API keys?

Yes. Import existing keys via API or CSV, and Holdify will start tracking usage immediately.

Does this work with my billing system?

Holdify integrates with Polar natively. Stripe and LemonSqueezy are in beta.

Ready to get started?

Start free with 150K requests/month. Upgrade anytime.

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