
Top Up Balance | API Key | xAI GROK (copy)
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About the product
Access to the latest Grok (xAI) models through a single API key and one shared balance. Pay only for actual requests: your USD balance never expires and has no time limit, no subscriptions or monthly fees. Fully OpenAI-compatible — just change the base URL and key, leave the rest of your code untouched.
💰 Price per 1M tokens (input / output)
• Grok 4.3 — $0.19 / $0.39
• Grok 4.20 (2M context) — $0.19 / $0.39
• Grok 4.1 Fast — $0.05 / $0.13
• Grok Build 0.1 — $0.15 / $0.31
💸 The same Grok models 3–4× cheaper than the official API and OpenRouter. One balance instead of a dozen separate subscriptions and keys across different services.
🧩 xAI Grok models
• Grok 4.3 — the flagship: strong reasoning, fresh knowledge, agents
• Grok 4.20 — extended 2M-token context for large documents and codebases
• Grok 4.1 Fast — the fastest and cheapest, for high-volume and simple tasks
• Grok Build 0.1 — built for development and coding
Great for
✅ Programming and development
✅ Document analysis
✅ Content generation
✅ AI bots and assistants
✅ Process automation
✅ Research and analytics
Compatibility
✅ Cursor ✅ VS Code ✅ Cline ✅ Cherry Studio ✅ n8n ✅ Your own bots, sites and AI apps
Why it's worth it
🔄 Every Grok model through one key
📊 Usage stats and spend control
⚡ Instant activation
🚀 Buy balance → activate the code in your dashboard → get your key → connect. Done.