EOL Risk Scores™ and
lifecycle data for every stack.

# Score for Node.js 18
curl https://api.endoflife.ai/v1/score/nodejs/18

# With Pro API key
curl https://api.endoflife.ai/v1/score/nodejs/18 \
  -H "X-API-Key: your_key_here"

# Batch request
curl -X POST https://api.endoflife.ai/v1/batch \
  -H "Content-Type: application/json" \
  -H "X-API-Key: your_key_here" \
  -d '{"products":[
    {"slug":"nodejs","version":"18"},
    {"slug":"python","version":"3.8"},
    {"slug":"ubuntu","version":"20.04"}
  ]}'

{
  "product": "nodejs",
  "version": "18",
  "latest_release": "18.20.8",
  "eol_date": "2025-04-30",
  "status": "eol",
  "days_past_eol": 383,
  "score": 85,
  "band": "Critical",
  "factors": {
    "eol_recency": 35,
    "attack_surface": 30,
    "cisa_kev_exposure": 20,
    "extended_support": 0
  },
  "score_card_url": "https://endoflife.ai/score/nodejs/18",
  "methodology_url": "https://endoflife.ai/risk-score.html"
}

// Check if a product version is EOL
const res = await fetch(
  'https://api.endoflife.ai/v1/status/nodejs/18',
  { headers: { 'X-API-Key': process.env.EOL_API_KEY } }
);
const data = await res.json();

if (data.is_eol) {
  console.warn(
    `${data.product} ${data.version} is EOL`,
    `(${data.days_past_eol} days past EOL)`
  );
}

import requests

# Get EOL Risk Score for Ubuntu 20.04
res = requests.get(
    "https://api.endoflife.ai/v1/score/ubuntu/20.04",
    headers={"X-API-Key": "your_key_here"}
)
data = res.json()

print(f"{data['product']} {data['version']}")
print(f"Score: {data['score']} {data['band']}")
print(f"EOL: {data['eol_date']}")
# Score: 80 Critical
# EOL: 2025-05-31