Free AI platform comparison

Grok (xAI) vs Gemini (Google): Complete Comparison

Grok (xAI) 和 Gemini (Google) 深度对比：免费额度、API 价格、模型能力、国内可用性，帮你选最合适的 AI 工具

Quick decision

Grok (xAI) vs Gemini (Google): Complete Comparison: pricing, free API, and limits

Quick answer: choose Grok (xAI) if its free tier, model family, or ecosystem fits your app better; choose Gemini (Google) if it gives better free API credits, pricing, or access for your workflow. This comparison focuses on free tier, API pricing, limits, setup, and practical alternatives.

Free tierGrok (xAI): Limited requests/day · Gemini (Google): No explicit limit

Free API$25/月 vs Free tier

Best checkCredits, rate limits, setup friction

DecisionTest both if rank, latency, or access matters

Grok (xAI) detailsFree tier, API credits, limits and setup Gemini (Google) detailsFree tier, API credits, limits and setup Free AI API directoryCompare all free credits and limits

👑

Grok (xAI)

85pts

1 wins

Gemini (Google)

65pts

0 wins

🏆 Overall, Grok (xAI) offers more free value (1/6 categories)

📊 Side-by-Side

🧠 Model Details

Grok (xAI)2 models

Grok 4.20

📐 128k⚡ Rate limited

xAI's latest flagship, reasoning + non-reasoning, lowest hallucination rate

Grok-3

📐 128k⚡ Rate limited

Free on X platform

Gemini (Google)2 models

Gemini 2.5 Flash

📐 1000k⚡ Fair use

Million-token context, fast

Gemini 2.5 Pro

📐 1000k⚡ Limited

Limited for free users

🎯 Which should you choose?

Choose Grok (xAI) if…

you want Limited requests/day on the free tier, plus $25/月 for API tests.

Choose Gemini (Google) if…

you want No explicit limit on the free tier, plus Free tier for API tests.

FAQ

Which is better, Grok (xAI) or Gemini (Google)?

Grok (xAI) scores higher in this free-tier comparison because it wins more of the measured categories. Still, the best choice depends on your exact needs: free chat access, API credits, open-source models, or rate limits.

Does Grok (xAI) have a free tier?

Yes. Grok (xAI) lists Limited requests/day for free users.

Does Gemini (Google) have a free tier?

Yes. Gemini (Google) lists No explicit limit for free users.

Which one is better for API experiments?

Grok (xAI) offers $25/月; Gemini (Google) offers Free tier. Choose the option with enough credits and rate limits for your prototype.

View Grok (xAI) →View Gemini (Google) →