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Grok 3

xaixai/grok-3

xAI's previous flagship model with 131K context window. Strong general-purpose performance with function calling and structured output support.

Context Length
131K
Max Output
33K
Input Price
$5.40/ 1M tokens
Output Price
$27.00/ 1M tokens

Modalities

text→text

Pricing Breakdown

TypeRate
Input$5.40 / 1M tokens
Output$27.00 / 1M tokens

Supported Parameters

temperaturemax_tokenstop_ptoolstool_choiceresponse_formatstop

API Usage Examples

cURL
curl https://api.therouter.ai/v1/chat/completions   -H "Content-Type: application/json"   -H "Authorization: Bearer $THE_ROUTER_API_KEY"   -d '{
    "model": "xai/grok-3",
    "messages": [
      {"role": "user", "content": "Summarize the key points from this input."}
    ]
  }'