Kiro

#10 Coding

by Amazon Web Services · Best for spec-driven agentic engineering

Kiro is AWS's agentic IDE built around spec-driven development, generating requirements, design docs, and tasks before writing code. It offers a perpetual free tier with 50 credits and access to Claude Sonnet 4.6, with paid plans starting at Pro ($20/month for 1,000 credits) and overages at $0.04 per credit.

Visit Kiro ↗Last verified July 1, 2026

Pricing

$20/mo

Credit-based tiers (Free 50 credits; Pro $20, Pro+ $40, Pro Max $100, Power $200) with $0.04/credit overage

Free tier: Yes · Open source: No

Strengths

+ Spec-driven workflow producing requirements and design before code
+ Perpetual free tier with 50 credits and Claude Sonnet 4.6 access
+ Backed by AWS with startup credit programs

Limitations

− Credit-metered usage can get costly on large tasks
− Newer ecosystem versus established editors

Best for

Teams wanting structured, spec-first developmentAWS-aligned engineering orgsDevelopers moving beyond ad-hoc AI coding

Kiro pricing in context

At $20/mo, Kiro starts close to the $20/month median entry price for coding agents in this index. See the full AI agent pricing data for category medians and the verified pricing-change log.

Alternatives to Kiro

Other coding agents in the index, ranked.