free-ai-agent-stack
Every free LLM API, MCP server, agent framework and free-tier service you need to build an AI agent in 2026. 384 resources, human-verified, no credit card required for 222, links checked daily. Build a production AI agent for zero dollars.
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Per-day rates divide a measured star count by the days it covers: the interval between two snapshots for Rising fastest, the age of the repository for New and fast. They are not fixed 24-hour changes, and stars show interest, not quality.