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A review of 51 AI API providers in 2026, categorizing them based on whether their free tiers offer genuine recurring access without one-time credits or payment requirements.
OmniRoute is a free, open-source AI gateway that connects to over 230 providers including 50+ free tiers, with intelligent routing and token compression to save costs. It serves as a unified endpoint for various AI tools like Claude Code, Cursor, and Copilot.