GROK TOKEN COUNTER
Estimate tokens and API cost for xAI Grok models. xAI does not publish the Grok tokenizer, so counts are labeled estimates, paired with current official per-million-token pricing and context windows up to 1 million tokens.
PROMPT
Tokens
0
Words
0
Characters
0
Input cost
$0.00
Output cost
$0.00
Total request
$0.00
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The Grok tokenizer is not public; estimates here follow the common 4-characters-per-token English baseline with adjustments for code and symbols.
Grok 4.3 supports a context window around 1 million tokens; Grok Build 0.1 supports 256,000 tokens.
The xAI API reports exact token usage per request, which you can use to validate these planning estimates.
1,000,000 token context. $1.25 in / $2.50 out per 1M tokens.
Grok Build 0.1 Token Counter256,000 token context. $1.00 in / $2.00 out per 1M tokens.
Pricing refreshed 2026-07-01 from official provider sources. Compare against other providers on the LLM pricing table or browse the full model directory.
FAQ
No — xAI has not released the Grok tokenizer, so this page provides calibrated estimates. The xAI API response includes exact usage counts you can reconcile against after a request.
Grok 4.3 supports roughly 1,000,000 tokens of context and Grok Build 0.1 supports 256,000 tokens, shared between the prompt and the model response.
Like other hosted APIs, xAI bills separately per million input and output tokens. Select a Grok model above to see the current rates from the official xAI pricing page, checked on the date shown.