Powerful Natural Language Processing APIs

The most powerful and cost-effective NLP AI APIs, continuously updated.

Part-of-Speech (POS) Tagging

Identify the part of speech of words in a sentence. Pull out all the verbs, nouns, proper nouns, etc. from a sentence. Identify the true meaning.

Sentence Parsing

Fully parse a sentence into its constituent structure.

Text Analytics

Perform analytics over unstructured text to identify sentiment, key words and phrases, and much more.

Entity Extraction

Identify the key entities that are referenced in unstructured text.

Language Detection

Automatically detect the language of a text string across the world's 14 most popular languages.

Great Documentation and Client Libraries

C#, Java, Node.JS, Go client libraries available.
Full documentation
Swagger/OpenAPI specifications

Interactive Docs Read Docs

50,000 free API calls/month, no credit card required, no expiration

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