Language Detection API

Language Detection API — Detect 100+ languages from short text. Returns ISO 639-1/3 with confidence.

What you get

• POST /v1/language/detect — 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-language-detect.knowlez.com/docs.

Plans

• Starter — $9/mo · 10,000 detections included · $0.0002/detection overage.
• Pro — $29/mo · 100,000 detections included · $0.0001/detection overage.