Google AI (Gemini) API
120 AI Chat lets you connect your own Google AI Studio API key for Gemini models.
API Key Setup Guide
- Visit aistudio.google.com.
- In Get API Key, generate your key.
- In 120 AI Chat → Settings → AI Providers, paste your key into the Google AI Key field.
💡 Billing is managed directly by Google.
Example pricing (Mar 2026):
- Gemini 3.1 Pro Preview: $2.00 / 1M input tokens ($4.00 if prompts are over 200k tokens), $12.00 / 1M output tokens ($18.00 if prompts are over 200k tokens).
- Gemini 3.1 Flash-Lite Preview: $0.25 / 1M input tokens for text/image/video, $0.50 / 1M input tokens for audio, and $1.50 / 1M output tokens.
- Gemini 2.5 Pro: $1.25 / 1M input tokens ($2.50 if prompts are over 200k tokens), $10.00 / 1M output tokens ($15.00 if prompts are over 200k tokens).
- Gemini 2.5 Flash: $0.30 / 1M input tokens for text/image/video, $1.00 / 1M input tokens for audio, and $2.50 / 1M output tokens.
- Gemini 2.5 Flash-Lite: $0.10 / 1M input tokens for text/image/video, $0.30 / 1M input tokens for audio, and $0.40 / 1M output tokens.
- Gemini 2.5 Flash Image: $0.30 / 1M input tokens and about $0.039 per generated image.
- Imagen 4: $0.02 / image (Fast), $0.04 / image (Standard), $0.06 / image (Ultra).
- Veo 3.1: $0.15 / second for Fast 720p/1080p video, $0.40 / second for Standard 720p/1080p video.
See the latest pricing at Google AI Pricing.