Input Price
$2
per 1M tokens
Output Price
$6
per 1M tokens
Context Window
2,000K
tokens (131.072K max output)
Specifications
Release Date2026-02-17
Category🧠 Reasoning
Context Window2,000,000 tokens
Max Output131,072 tokens
Capabilities
textvisionreasoningcode
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Monthly Cost Estimates
| Usage Level | Daily Tokens | Daily | Monthly | Yearly |
|---|---|---|---|---|
| Light~50 requests/day | 100K in / 20K out | $0.32 | $9.60 | $117 |
| Medium~200 requests/day | 500K in / 100K out | $1.60 | $48.00 | $584 |
| Heavy~1K requests/day | 2,000K in / 500K out | $7.00 | $210.00 | $2555 |
| Enterprise~5K requests/day | 10,000K in / 2,000K out | $32.00 | $960.00 | $11680 |
Cost Calculator
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Frequently Asked Questions
How much does Grok 4.20 API cost per million tokens?▼
Grok 4.20 costs $2 per million input tokens and $6 per million output tokens as of 2026. These are the standard API rates from xAI.
What is the Grok 4.20 context window?▼
Grok 4.20 supports a 2M context window (2,000,000 tokens), which means you can process up to 2M tokens in a single API call.
How much does Grok 4.20 cost per month?▼
At medium usage (~200 requests/day with 500K input and 100K output tokens/day), Grok 4.20 costs approximately $48.00/month. Light usage runs about $9.60/month, and heavy usage (~1K requests/day) around $210.00/month.
Is there a cheaper alternative to Grok 4.20?▼
Yes — Codex Mini by OpenAI is a cheaper option at $1.5/M input tokens vs $2/M for Grok 4.20. Other budget alternatives include models in the efficient tier.
Is Grok 4.20 good for ai agent / agentic workflows?▼
Grok 4.20 is a reasoning model with support for text, vision, reasoning. For ai agent / agentic workflows, it offers 2M context and costs $2/M input tokens — a budget-friendly choice for this use case.
Grok 4.20 Comparisons
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