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Kiro CLI vs Gemini CLI: catalog facts
Kiro CLI	Gemini CLI
Freemium Proprietary software from Amazon; usage is governed by Kiro's plans.	Freemium Free to use within Google's free tier limits; higher usage requires a paid Gemini plan.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Custom agents with predefined tool permissions and prompts Native MCP support and steering files	Open source client under the Apache license Includes a usable free tier without requiring a paid plan
Closed source Relies on hosted AI models, so it needs a network connection	Requires Google authentication and depends on Gemini's cloud models Free tier request limits may be restrictive for heavy use
Downloadable app	Downloadable app
Closed source	Open source
License: Proprietary	License: Apache-2.0
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.