Grok 3 Mini API Cost Calculator
Estimate your monthly API costs for Grok 3 Mini from X Ai.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Grok 3 Mini Beta X Ai | $0.3000 | $0.5000 |
| Grok 4 Fast X Ai | $0.2000 | $0.5000 |
| Grok 4.1 Fast X Ai | $0.2000 | $0.5000 |
| Grok Code Fast 1 X Ai | $0.2000 | $1.50 |
| Grok 4.20 Beta X Ai | $2.00 | $6.00 |
Frequently Asked Questions
How much does Grok 3 Mini cost per token?
Grok 3 Mini is priced at $0.3000 per 1M input tokens and $0.5000 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Grok 3 Mini?
Grok 3 Mini has a context window of 131.1K tokens (131,072 tokens).
Does Grok 3 Mini support function calling (tool use)?
Yes, Grok 3 Mini supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does Grok 3 Mini compare to similar models?
Grok 3 Mini costs $0.3000 input and $0.5000 output per 1M tokens. Grok 4.1 Fast is less expensive at $0.2000 input and $0.5000 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the Grok 4.1 Fast page at /tools/cost-calculator/x-ai/grok-4-1-fast.