Grok 3
xAIUpdated March 2026. Grok 3 by xAI: $3/M input, $15/M output tokens. 131K context, 8K max output. Vision & Function Calling. Free calculator + compare 40+ models.
Input Price
$3.00
per 1M tokens
Output Price
$15.00
per 1M tokens
Context Window
131K
tokens
Specifications
| Provider | xAI |
| Model ID | grok-3 |
| Input Price | $3 / 1M tokens |
| Output Price | $15 / 1M tokens |
| Context Window | 131K tokens |
| Max Output | 8K tokens |
| Capabilities | textvisionfunction_calling |
| Release Date | 2025-02 |
Monthly Cost Estimates
Estimated monthly costs based on different daily usage levels (assuming 50% input / 50% output split).
| Daily Tokens | Monthly Cost | Annual Cost |
|---|---|---|
| 10K | $2.70 | $32.40 |
| 50K | $13.50 | $162.00 |
| 100K | $27.00 | $324.00 |
| 500K | $135.00 | $1620.00 |
| 1.0M | $270.00 | $3240.00 |
About Grok 3
Grok 3 is a large language model by xAI. It features a 131K token context window with up to 8K tokens of output per request. The model supports 3 capabilities: text, vision, function_calling.
At $3 per million input tokens and $15 per million output tokens, Grok 3 is positioned as a mid-range option in the xAI lineup. Use our Token Counter to estimate how many tokens your prompts use, and our Pricing Calculator to compare costs across all models.
Grok 3 Key Details
- Pricing: $3/M input tokens, $15/M output tokens
- Context window: 131K tokens — good for standard conversations and tasks
- Max output: 8K tokens per response
- Capabilities: text, vision, function_calling
- Released: 2025-02
Other xAI Models
Similar Price Range
Related Tools
FAQ
How much does Grok 3 cost?
Grok 3 costs $3 per million input tokens and $15 per million output tokens. For a typical workload of 100K tokens/day, expect approximately $31.50/month.
What is Grok 3's context window?
Grok 3 supports a context window of 131K tokens. This means your combined input prompt and output response can be up to 131K tokens. The maximum output per response is 8K tokens.
Is Grok 3 good for my use case?
Grok 3 supports text, vision, function_calling. As a mid-range model, it balances capability and cost for most production use cases. Use our Pricing Calculator to compare with alternatives.