Best payments API AI tools

Nevermined is a specialized billing and payments infrastructure designed for the AI economy. It enables developers and businesses to instantly monetize every AI agent request through flexible, AI-native pricing models like usage-based, outcome-based, and value-based billing. It provides real-time metering, instant payouts, and universal agent IDs to support both human-to-agent and agent-to-agent transactions, future-proofing applications for the emerging agentic commerce landscape.