Add GoldBean - 中文OCR/NLP/翻译API服务 (百度API代理, 按量付费, OpenAI兼容)

GoldBean is a pay-per-use API gateway that wraps Baidu's enterprise AI services:

• OCR (Chinese text recognition, ID card, bank card, license plate)
• Machine Translation (Chinese ↔ 100+ languages)
• NLP (sentiment, keyword extraction, text correction)
• ERNIE LLM (Chinese LLM)

Key advantages for developers:

• Pay-per-use from .01, no monthly fees
• OpenAI-compatible interface
• Accepts Alipay + PayPal + x402 micropayments
• No Baidu account needed — instant API keys
• https://goldbean-api.xyz

适合添加到机器翻译或综合工具部分，为开发者提供便捷的百度AI API访问方式。