Kiro

Transforms prompts into structured code with specs and agents. Kiro helps developers and teams do their best work: turn prompts into executable specs, validate code correctness to find bugs unit tests miss, and build across large codebases with parallel agents that learn from every session. Kiro emphasizes spec-driven development to structure AI coding from prompts into full project artifacts like requirements and designs. It supports Google or GitHub login and works independently of AWS services. It uses Claude Sonnet 3.7 and 4, with plans for more options. Through smart context management and steering files, it maintains awareness across files without losing track. The preview tier is free with interaction limits; paid plans add higher quotas. Via MCP for docs, APIs, and databases to pull in real-time context.