Gemini 2.5 Flash Lite Preview 09-2025 vs Grok 3 Mini: side-by-side summary

Gemini 2.5 Flash Lite Preview 09-2025 and Grok 3 Mini are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Gemini 2.5 Flash Lite Preview 09-2025, from Google, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.

Grok 3 Mini, from SpaceXAI, has a 131,072-token context window and is priced by the provider serving it on OpenRouter.

Context window

• Gemini 2.5 Flash Lite Preview 09-2025: 1,048,576 tokens
• Grok 3 Mini: 131,072 tokens

Price

• Gemini 2.5 Flash Lite Preview 09-2025: Pricing varies by provider
• Grok 3 Mini: Pricing varies by provider

Provided by

• Gemini 2.5 Flash Lite Preview 09-2025: Google
• Grok 3 Mini: SpaceXAI

• Gemini 2.5 Flash Lite Preview 09-2025 model details, providers and pricing
• Grok 3 Mini model details, providers and pricing