Spend Brake vs Meterdoor

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Spend Brake compared with Meterdoor
Detail	Spend Brake	Meterdoor
What it does	Hard dollar caps for every paid API your apps and agents call, enforced before the request leaves	Express middleware for accepting payments in euros from humans via Stripe and USDC from AI agents via x402 on a single endpoint
Stage	Not given	Not given
Founded	Not given	Not given
Based in	BG	DE
Pricing model	Freemium	Freemium
Pricing	Free plan: $0, up to $50/month protected spend, 1 key, 1 provider, 10,000 requests/month, 20 agent sessions/month. Indie: $9/month, unlimited keys, 2 providers, 100,000 requests/month, 100 agent sessions/month. Team: $49/month, unlimited keys, 5 providers, 1,000,000 requests/month, 500 agent session	Free core under Apache 2.0 license with both payment methods and Express integration. Pro Early Bird: 49 € including 19% VAT, one-time fee for 1 project, then 79 € (includes quotas, CSV payment log, webhook reconciliation, 12 months updates and support, delivery within 3 weeks or full refund). Team:
Key features	Session keys for AI agents with independent budgets Support for Google Maps, Twilio, Mapbox, HERE, Tavily, Exa, Brave and SerpApi Self-hosted option with Docker Compose and offline license verification	Single endpoint accepts both euro payments via Stripe and USDC payments via x402 Time-limited access model for human users paying in euros Per-request billing for AI agents using USDC on x402 Cryptographic payment verification without holding funds Local demo mode without accounts or real payments Open source core under Apache 2.0 license Works with Base Sepolia testnet and Stripe test mode
What makes it different	Atomic enforcement of all caps simultaneously so parallel requests cannot slip past together Provider keys never exposed to client applications, only revocable virtual keys	Unified payment solution for both human users and AI agents from a single endpoint Funds go directly to your accounts; Meterdoor never touches the money Open source core provides transparency and no ongoing licensing costs Ready for production with AI agents despite their current low payment volume Local testing without creating accounts or handling real money
Community votes	0	0
DR (Domain Rating by Ahrefs)	3 +3 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	0	0
Referring domains (Majestic)	0	0

6 details filled in for both companies.

More alternatives to Spend Brake More alternatives to Meterdoor