Semantic

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The power of True Knowledge’s inference technology which answers tens of billions of real natural language questions with factual, inferred answers

Direct Answer - True Knowledge

http://developer.trueknowledge.com/da/

iQser

Die iQser GIN (Global Information Network) Plattform ist eine hochskalierbare semantische Middleware, deren Leistungsmerkmale Datenintegration, Analyse, Prozesssteuerung und Informationsbeschaffung einschließlich der semantischen Suche abdecken. Die iQser GIN Platform ist als Zwischenschicht (Semantic Layer) zwischen Datenquellen (Content Provider) und Anwendungen (Consumer) konzipiert. Der Semantic Layer besteht aus dem iQser Kern und mehreren leichtgewichtigen Frameworks, die es ermöglichen, die iQser GIN Plattform nahtlos in die bestehende IT Infrastruktur zu integrieren und den eigenen Bedürfnissen anzupassen. http://www.iqser.ch/produkte

API Documentation for text-processing.com — text-processing.com API v1.0 documentation

http://text-processing.com/docs/ The text-processing.com API is a simple JSON over HTTP web service for text mining and natural language processing . It is currently free and open for public use without authentication, though that may change in the future. It currently offers the following functionality: Demos of the above functionality are located at text processing demos . You may also be interested in Answers to Frequently Asked Questions .
http://saplo.com/api

Text Analysis API

Through Saplo API it's possible to automatically extract entities found in text. This service can automatically define the meaning of words and identify each tag as a company, person or location. Support is implemented for English and Swedish texts though new languages can be added on demand. Inspiration & Ideas:

AlchemyAPI - Transforming Text Into Knowledge

Named Entity Extraction Identify people, companies, organizations, cities, geographic features, and other typed entities within HTML pages, text documents/content, and scanned document images. Our advanced named entity recognition (NER) capability supports multiple languages and offers comprehensive disambiguation capabilities not found in other solutions. Extract important terms and "topic" keywords from HTML pages, text documents/content, and scanned document images. http://www.alchemyapi.com/
ScraperWiki's external interface allows you to extract data in the form you want for use on the web or in your own applications. You can also extract information about the state of any scraper.

API | ScraperWiki

https://scraperwiki.com/docs/api
http://www.alchemyapi.com/api/categ/ AlchemyAPI is capable of categorizing your HTML, or web-based content. We employ sophisticated statistical algorithms and natural language processing technology to analyze your information, assigning the most likely topic category (news, sports, business, etc.). API endpoints are provided for performing topic classification on Internet-accessible URLs and posted HTML files .

Topic Categorization