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Free GPT Grok Gemini Claude API: Access GPT-5, o4, Claude 4.5 & Gemini 3 via one API. It is listed under Development & Code on AI Registry as a free tool.
The tools below are approved listings in the same category, ordered by how closely their tags match Free GPT Grok Gemini Claude API. This is an automatic list. We have not written a researched verdict for Free GPT Grok Gemini Claude API yet, so treat it as a shortlist and check each vendor's pricing page before switching.
Built from each tool's listing. Vendors can update their own listing after claiming it.
Next Gen Multi-tenant AI One-Stop Solution.
Next Gen Multi-tenant AI One-Stop Solution. Builtin Admin & Billing System. Enterprise-Grade Unified LLM Gateway Support for 200+ Models And 35+ Providers, Load Balacing w/ Priority-base Routing, Cost Management, Chat Share, Cloud Sync, Credit/Subscription Billing, All File Parsing, Web Search, Built-in Model Cache.