xAI API pricing calculator
Grok 4.3 Pricing Calculator: Input and Output Token Costs
Estimate prompt, response, cached input, and volume costs for Grok 4.3. Pricing verified 2026-06-25 from the provider source.
Quick estimate
No API key needed. Pick a model, paste your question, choose the answer length, and get a close cost estimate.
3. How long will the AI answer be?
Your estimate will appear here.
Paste a prompt, choose an answer length, and calculate.
Pricing table
Input: $1.25 per 1M tokens
Output: $2.5 per 1M tokens
Cached input: $0.2 per 1M tokens
Context window: 1,000,000 tokens
Source: https://docs.x.ai/docs/models
Example prompt costs
A 2,000 token prompt and 1,000 token answer costs about $0.005000 before tool add-ons.
xAI general chat model seed.
How much does Grok 4.3 cost per 1M input tokens?
Grok 4.3 is seeded at $1.25 per 1M input tokens for the standard tier.
How much does Grok 4.3 cost per 1M output tokens?
Grok 4.3 is seeded at $2.5 per 1M output tokens.
Does Grok 4.3 support cached input pricing?
Yes. The cached input seed price is $0.2 per 1M tokens.