Developer Documents 97.5% Cost Savings Using AI API Aggregator Over Direct Providers

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A solo developer building a SaaS side project spent 30 days evaluating AI API options after finding direct provider sign-ups impractical due to payment restrictions, multiple accounts, and vendor lock-in. Attempting to access DeepSeek directly proved impossible from the US due to requirements for Chinese phone numbers and local payment methods. The developer settled on an aggregator service called Global API, which allowed access to multiple models including DeepSeek, Claude, and Qwen under a single account and payment method. Running an AI-powered summarisation app with around 1,200 active users, they report spending approximately $1,250 for five billion tokens, compared to an estimated $50,000 for the equivalent usage via GPT-4o directly. The developer also noted that enterprise clients face an entirely different set of priorities, including uptime guarantees, legal liability, regulatory compliance, and formal procurement processes rather than cost savings.

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