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Sentiment Analysis API

by Info Inlet Inc.

Free Trial

Fast AFINN (English) + deep multilingual mode via OpenRouter (JP keigo + sarcasm).

Sentiment Analysis API — Fast AFINN (English) + deep multilingual mode via OpenRouter (JP keigo + sarcasm).

What you get

  • POST /v1/sentiment/analyze — primary endpoint.
  • X-API-Key authentication, per-key rate limits, audit log.
  • OpenRouter-backed where AI is involved — no model keys to manage on your side.
  • Interactive Swagger docs at api-sentiment.knowlez.com/docs.

Plans

  • Starter — $9/mo · 5,000 texts included · $0.002/text overage.
  • Pro — $29/mo · 50,000 texts included · $0.001/text overage.

At a glance

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