Kiro: Kiro is an agentic AI development platform by AWS that brings structure to AI coding through spec-driven workflows, multimodal chat, and agent hooks for prototype-to-production development. It recently introduced a doubled sign-up bonus for first-time upgrades to paid plans, providing extended credits for developers to access premium models from day one.
Kiro Pro: Kiro Pro is a paid subscription tier of the Kiro platform unlocking premium AI models and higher limits for daily development work. First-time upgraders now receive bonus credits to test full features, including latest frontier models, as part of the new incentive program.
Kiro Free: Kiro Free is the no-cost tier of the Kiro AI coding platform, granting access to capable models like Claude Sonnet 4.5 and open-weight options for lighter projects without requiring a credit card. It remains unaffected by the recent paid tier bonus update, with rate limits and weekly quotas intact.
MiniMax 2.1: MiniMax 2.1 is MiniMax AI’s lightweight model series enhanced for multi-language programming, tool use, and long-horizon planning in complex tasks. It strengthens Kiro Free tier’s capabilities across languages and frontend work.
DeepSeek v3.2: DeepSeek v3.2 is an open-source model from DeepSeek AI balancing efficiency with superior reasoning and agent performance, integrating thinking into tool use. It supports complex agentic workflows on Kiro’s Free tier for developers.
Claude Opus 4.7: Claude Opus 4.7 is Anthropic’s most capable generally available AI model, advancing performance in agentic coding, complex software engineering, and long-running tasks with improved instruction following. On Kiro, it is available immediately to new paid subscribers through the enhanced sign-up bonus.
Qwen3 Coder Next: Qwen3 Coder Next is an open-weight language model from Alibaba’s Qwen team, optimized for coding agents and local development with strong reasoning for agentic workflows. It enhances the Kiro Free tier’s open-weight lineup for effective coding without frontier models.
Claude Sonnet 4.5: Claude Sonnet 4.5 is Anthropic’s mid-sized AI model excelling in coding, complex agent building, and computer use tasks. It powers the Kiro Free tier alongside open-weight models for practical usage in small projects.

Platform Update: Kiro Web launched recently for Pro users, enabling browser-based building and delegation of development tasks.
Model Integration: Kiro integrates recent releases like Anthropic’s Claude Opus 4.7 for premium users and open-weight models for free tier to support diverse coding needs.
Developer Incentive: Kiro’s updated sign-up bonus targets developers needing extended trials to evaluate full agentic coding experience.