Discover, integrate, and monetize next-generation APIs. Pay-per-request billing backed by smart contracts, transparent SLAs, and zero friction.
Platform Capabilities
Browse 12,000+ verified AI and data APIs across every domain — LLMs, vision, audio, specialized data, and more.
Every provider is vetted. Smart contracts ensure atomic payments with zero counterparty risk or hidden fees.
Granular usage billing at the request level. Pay for exactly what you consume — real-time metering, instant settlement.
One SDK across all APIs. Consistent auth, error handling, and typed responses. Zero vendor lock-in, ever.
Deep cost optimization insights, latency patterns, request breakdowns, and trend analysis across your entire stack.
Immutable blockchain receipts for every transaction. Full audit trail, tax compliance, and verifiable payment history.
Trusted by Builders
"NexusAPI cut our AI infra costs by 60% while improving reliability. The pay-per-request model is exactly what modern teams need."
"Best API marketplace we've used. Onboarding took 10 minutes. Blockchain receipts are genuinely useful for accounting."
"As a provider, revenue tripled in 3 months. The analytics are incredibly granular and payouts are instant."
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