What is Gemini CLI?
Gemini CLI is Google’s open-source terminal agent for code understanding, file changes and command-line workflows. It supports project context, extensions and MCP tools. The software licence and the quota or billing attached to Google sign-in, an API key or Vertex AI are separate considerations.
Who is Gemini CLI for?
Developers comparing terminal agents and Google account or cloud authentication options.
Gemini CLI features
The core capabilities to consider for your workflow.
- Terminal-based coding workflows
- File and shell tools
- Project context and extensions
- MCP integrations
Gemini CLI pricing
Free usage by account route; paid quotas and API differ
Choose the authentication route before comparing allowances. Confirm daily and rate limits, model availability and any paid usage or connected services.
Calculate the cost of your quote →Free access & evaluation
Eligible Google-account and other authentication routes offer limited free usage. Paid subscriptions, API and Vertex AI arrangements have different quotas and charges.
Before you choose Gemini CLI
Quotas depend on the authentication method and account eligibility.
An open-source CLI does not make every connected model or cloud service free.
Explore Gemini CLI in more detail
Take a closer look at the decisions behind this product.
claude code vs gemini cli
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Gemini CLI FAQs
Does Gemini CLI have a free plan?
Eligible Google-account and other authentication routes offer limited free usage. Paid subscriptions, API and Vertex AI arrangements have different quotas and charges.
Who is Gemini CLI for?
Developers comparing terminal agents and Google account or cloud authentication options.
What should I compare before buying?
Check the tier that contains your essential features, confirm plan limits and compare the total quote with your own expected usage.