Kynth Core docs
Sign in — 500 free credits/moReferencePlaygroundConsole

Get started

  • Quickstart
  • Authentication

Concepts

  • Credits & pricing
  • Errors
  • Async & webhooks

Endpoints

  • Documents
  • Extract & structure
  • Commerce & ops
  • Communication
  • Content & moderation
  • Web & research
  • Media & agents

Clients

  • TypeScript SDK
  • Python SDK
  • MCP server
  • n8n node

Documentation

Everything you need to build on Kynth Core

39 endpoints behind one key and one credit wallet. Task guides live here; the generated API reference has every parameter and schema.

Get started

Quickstart

Key to first call in five minutes

Authentication

Bearer keys, reveal-once, rotation

Concepts

Credits & pricing

What each call costs and how billing works

Errors

The error envelope and every code

Async & webhooks

Jobs, polling, and signed callbacks

Endpoints

Documents

Any document in. Clean, schema-valid JSON out.

Extract & structure

Messy input → data your code can trust.

Commerce & ops

Disputes, collections, quotes, and fraud — handled.

Communication

Replies, triage, minutes, and outreach, ready to send.

Content & moderation

On-brand copy in; policy-breaking content out.

Web & research

Live, cited answers from the real web.

Media & agents

Voice, images, transcripts — and memory that persists.

Clients

TypeScript SDK

@kynth/api on npm

Python SDK

kynth on PyPI

MCP server

Kynth Core as agent tools

n8n node

No-code workflows