if [ -z "$XAI_API_KEY" ]; then
  echo "ERROR: XAI_API_KEY is not set"
  echo "1. Get API key from https://x.ai/api"
  echo "2. Add to profile: export XAI_API_KEY=\"your-key\""
  echo "3. Restart terminal and Claude Code"
  exit 1
else
  echo "XAI_API_KEY is configured"
fi

curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "[YOUR QUERY]"}],
    "tools": [{"type": "web_search"}, {"type": "x_search"}]
  }' | jq -r '.output[-1].content[0].text'

RESPONSE=$(curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "[YOUR QUERY]"}],
    "tools": [{"type": "web_search"}, {"type": "x_search"}]
  }')

# Extract usage stats
TOOL_CALLS=$(echo "$RESPONSE" | jq -r '.usage.num_server_side_tools_used // 0')
COST_TICKS=$(echo "$RESPONSE" | jq -r '.usage.cost_in_usd_ticks // 0')
COST_USD=$(echo "scale=4; $COST_TICKS / 1000000000" | bc)
echo "Tool calls: $TOOL_CALLS | Estimated cost: \$$COST_USD"
echo ""
echo "$RESPONSE" | jq -r '.output[-1].content[0].text'

"tools": [{
  "type": "web_search",
  "allowed_domains": ["github.com", "stackoverflow.com"],
  "excluded_domains": ["pinterest.com"],
  "enable_image_understanding": true
}]

"tools": [{
  "type": "x_search",
  "allowed_x_handles": ["elikimonimus", "anthropaboris"],
  "excluded_x_handles": ["spambot"],
  "from_date": "2025-01-01",
  "to_date": "2025-01-16",
  "enable_image_understanding": true,
  "enable_video_understanding": true
}]

curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "What is currently trending on X? Include viral posts and major discussions."}],
    "tools": [{"type": "x_search"}]
  }' | jq -r '.output[-1].content[0].text'

curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "What are developers saying about [TOPIC] on X? Include recent discussions and opinions."}],
    "tools": [{"type": "x_search"}, {"type": "web_search"}]
  }' | jq -r '.output[-1].content[0].text'

curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "Latest news and developments about [TOPIC]"}],
    "tools": [{"type": "web_search"}]
  }' | jq -r '.output[-1].content[0].text'

curl -s "https://api.x.ai/v1/responses" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $XAI_API_KEY" \
  -d '{
    "model": "grok-4-1-fast",
    "input": [{"role": "user", "content": "What happened with [TOPIC] last week?"}],
    "tools": [{
      "type": "x_search",
      "from_date": "2025-01-09",
      "to_date": "2025-01-16"
    }, {
      "type": "web_search"
    }]
  }' | jq -r '.output[-1].content[0].text'

{
  "output": [
    {"type": "web_search_call", "status": "completed", ...},
    {"type": "custom_tool_call", "name": "x_semantic_search", ...},
    {
      "type": "message",
      "content": [{
        "type": "output_text",
        "text": "The actual response with [[1]](url) inline citations",
        "annotations": [{"type": "url_citation", "url": "...", ...}]
      }]
    }
  ],
  "citations": ["url1", "url2", ...],
  "usage": {
    "input_tokens": 11408,
    "output_tokens": 2846,
    "num_server_side_tools_used": 8,
    "cost_in_usd_ticks": 429052500
  }
}

{
  "model": "grok-4-latest",
  "messages": [...],
  "search_parameters": {"mode": "on"}
}

{
  "model": "grok-4-1-fast",
  "input": [...],
  "tools": [{"type": "web_search"}, {"type": "x_search"}]
}