Grok 4.20 Beta API Cost Calculator
Estimate your monthly API costs for Grok 4.20 Beta 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
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Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Grok 4.20 Multi-Agent Beta X Ai | $2.00 | $6.00 |
| Grok Code Fast 1 X Ai | $0.2000 | $1.50 |
| Grok 3 Mini X Ai | $0.3000 | $0.5000 |
| Grok 3 Mini Beta X Ai | $0.3000 | $0.5000 |
| Grok 4 Fast X Ai | $0.2000 | $0.5000 |
Frequently Asked Questions
How much does Grok 4.20 Beta cost per token?
Grok 4.20 Beta is priced at $2.00 per 1M input tokens and $6.00 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 4.20 Beta?
Grok 4.20 Beta has a context window of 2M tokens (2,000,000 tokens).
Does Grok 4.20 Beta support image inputs (vision)?
Yes, Grok 4.20 Beta supports vision/image inputs. You can send images as part of your prompts.
Does Grok 4.20 Beta support function calling (tool use)?
Yes, Grok 4.20 Beta 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 4.20 Beta compare to similar models?
Grok 4.20 Beta costs $2.00 input and $6.00 output per 1M tokens. Grok 4 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 Fast page at /tools/cost-calculator/x-ai/grok-4-fast.