Generate Copy

Generate marketing copy powered by Claude. Ad copy, social posts, emails, headlines, landing pages, and product descriptions. Every output is quality-scored.

Request

curl -X POST https://api.princemarketing.ai/v1/generate/copy \
  -H "Authorization: Bearer pk_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "Write a bold launch announcement for a fintech app",
    "copyType": "social",
    "tone": "bold",
    "maxLength": 280,
    "qualityTier": "pro"
  }'

POST/v1/generate/copy

Generate quality-scored marketing copy.

prompt*

string

What to write. Include context about the product, audience, and goal.

copyType*

string

One of: ad, social, email, headline, landing, product.

tone

stringdefault: professional

Voice tone. One of: professional, casual, bold, empathetic, technical.

maxLength

numberdefault: 500

Maximum output length in characters.

brand

string

Brand context for alignment scoring.

qualityTier

stringdefault: pro

Minimum quality threshold.

Response

200 OK

{
  "type": "success",
  "data": {
    "content": "Your money just got smarter. Introducing FinPay...",
    "refinedPrompt": "Write a social media launch announcement...",
    "score": {
      "aggregate": 8.3,
      "passed": true,
      "dimensions": [...],
      "feedback": "Strong hook with clear value proposition."
    }
  },
  "meta": {
    "generationId": "gen_xyz789",
    "creditsConsumed": 2,
    "duration_ms": 1850
  }
}

2 credits per copy generation. The fastest and most cost-effective endpoint.