JingJin AI

AI-Powered American English Writing & Grammar API

API Writing Artificial Intelligenceローンチ 2026年5月18日

JingJin AI とは？

JingJin AI is a native-level American English writing API designed for developers, writers, and cross-border sellers. ✅ Grammar Check: Instantly fix errors with authentic corrections ✅ Polishing: Refine sentences to sound natural & fluent ✅ Multi-tone Rewrite: Adjust formality (formal, casual, academic) ✅ Style Check: Get formality & professionalism scores ✅ Fast & Reliable: Built on top-tier AI models for production use

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