xAI API
Grok Build 0.1 API Pricing 2026 — Cost per 1 Million Tokens
Current Grok Build 0.1 API pricing from xAI per 1 million tokens, including input, output and cached-token rates when available.
| Model | Rate | Price / 1M tokens |
|---|---|---|
| Grok Build 0.1 xAI coding model for agentic software engineering and workflow tasks. 256K context · text/image input · reasoning, tools and structured output. For requests at or above 200K context, xAI lists higher long-context rates; rows marked long-context show those prices. | Input — <200K context | $1 |
| Grok Build 0.1 | Cached input — <200K | $0.2 |
| Grok Build 0.1 | Output — <200K | $2 |
| Grok Build 0.1 | Input — ≥200K context | $2 |
| Grok Build 0.1 | Cached input — ≥200K | $0.4 |
| Grok Build 0.1 | Output — ≥200K | $4 |
How API token cost is calculated
Multiply the number of tokens by the provider rate, then divide by 1,000,000.
cost = tokens × price per 1M ÷ 1,000,000
Example: 250,000 input tokens at $2 / 1M = $0.50.