Billing & Credits Guide

Gemini API

Google's multimodal AI model. Advanced reasoning across text, images, audio, and video.

What We Track

Validation

API key validity status

Models

Available models count

Organization

Organization ID

API KeyAIza...

Google AI Studio API key, starts with AIza

Plan	Price	Features
Free	$0	Limited model access Free input & output tokens Google AI Studio access Content used to improve products
Tier 1 (Paid)	Up to $250 billing	Higher rate limits Access to all models Context caching Batch API (50% off)
Tier 2	$100-$2,000 spend	Higher RPM/TPM limits More models Priority support
Tier 3	$1,000+ spend	Highest rate limits Provisioned throughput Volume discounts

Gemini 2.5 Pro

Latest flagship model

Gemini 2.5 Flash

Fast & efficient

Gemini 2.0 Flash

Previous generation

Gemini 1.5 Pro

Long context model

Gemini 1.5 Flash

Balanced performance