Agent may make mistakes. Verify all outputs.
xAI's lightweight model that thinks before responding. Great for simple or logic-based tasks that do not require deep domain knowledge. The raw thinking traces are accessible.
import { streamText } from 'ai'
const result = streamText({ model: 'xai/grok-3-mini', prompt: 'Why is the sky blue?'})Try out Grok 3 Mini Beta by xAI. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.
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| Model |
|---|
| 1M | 1.1s | 103tps | $1.25/M | $2.50/M | Read: $0.2/M Write: — | $5/K + input costs | — |  | 04/30/2026 | ||||
| 2M | 3.7s | 1375tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/11/2026 | ||||
| 2M | 0.6s | 104tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/11/2026 | ||||
| 2M | 0.4s | 158tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/11/2026 | ||||
| 2M | 4.5s | 1803tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/09/2026 | ||||
| 2M | 0.7s | 100tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/09/2026 | ||||
| 2M | 0.9s | 107tps | $2.00/M | $6.00/M | Read: $0.2/M Write: — | $5/K + input costs | — | | 03/09/2026 | ||||
| — | — | | 01/28/2026 | ||||||||||
| — | — | | 01/28/2026 | ||||||||||
$0.00/img$0.01/sec | — | — | | 01/28/2026 | |||||||||
| 2M | 0.7s | 72tps | $0.20/M | $0.50/M | Read: $0.05/M Write: — | $5/K + input costs | — | | 09/19/2025 | ||||
| 256K | 0.3s | 68tps | $0.20/M | $1.50/M | Read:$0.02/M Write:— | — | — | | 08/28/2025 | ||||
| 256K | 5.9s | 70tps | $3.00/M | $15.00/M | Read: $0.75/M Write: — | $5/K + input costs | — | | 07/09/2025 | ||||
| 2M | 1.6s | 188tps | $0.20/M | $0.50/M | Read: $0.05/M Write: — | $5/K + input costs | — | | 07/09/2025 | ||||
| 2M | 0.6s | 96tps | $0.20/M | $0.50/M | Read: $0.05/M Write: — | $5/K + input costs | — | | 07/09/2025 | ||||
| 2M | 6.0s | 170tps | $0.20/M | $0.50/M | Read: $0.05/M Write: — | $5/K + input costs | — | | 07/09/2025 | ||||
| 131K | 0.3s | 86tps | $3.00/M | $15.00/M | Read:$0.75/M Write:— | — | — | | 02/17/2025 | ||||
| 131K | 0.4s | 84tps | $5.00/M | $25.00/M | Read:$1.25/M Write:— | — | — | | 02/17/2025 | ||||
| 131K | 0.4s | 107tps | $0.60/M | $4.00/M | — | — | | 02/17/2025 |