# Zyphe Developer Documentation

> Technical documentation for integrating Zyphe APIs, SDKs, and webhooks.

This file contains links to documentation sections following the llmstxt.org standard.

## Table of Contents

- [@zyphe-sdk/browser](https://docs.zyphe.com/docs/get-started/sdk/browser.md): Install the package:
- [Get Next Step](https://docs.zyphe.com/docs/get-started/sdk/get-next-step.md): The Get Next Step endpoint allows integrators to programmatically determine the current progress of a verification flow and identify the next actio...
- [SDK Integration](https://docs.zyphe.com/docs/get-started/sdk.md): We provide various npm packages to help you integrate the Zyphe platform into your application.
- [@zyphe-sdk/node](https://docs.zyphe.com/docs/get-started/sdk/node.md): Install the package:
- [React Native](https://docs.zyphe.com/docs/get-started/sdk/react-native.md): This guide shows you how to integrate Zyphe verification into a React Native application using Expo or bare React Native.
- [API Keys Management](https://docs.zyphe.com/docs/get-started/api-keys.md): API keys are used to authenticate requests made to the Zyphe API. They allow your applications to securely interact with our services, whether from...
- [get_completed_verification_requests](https://docs.zyphe.com/docs/openapi/get-completed-verification-requests.md): get_completed_verification_requests
- [get_full_flow_details](https://docs.zyphe.com/docs/openapi/get-full-flow-details.md): get_full_flow_details
- [get_verification_request](https://docs.zyphe.com/docs/openapi/get-verification-request.md): get_verification_request
- [sdk_create_verification_request](https://docs.zyphe.com/docs/openapi/sdk-create-verification-request.md): sdk_create_verification_request
- [Retrieves the liveness challenge configuration for the current verification request. Use the returned data to present the liveness capture UI to the user.](https://docs.zyphe.com/docs/openapi/sdk-get-liveness-challenge.md): Retrieves the liveness challenge configuration for the current verification request. Use the returned data to present the liveness capture UI to th...
- [sdk_get_next_step](https://docs.zyphe.com/docs/openapi/sdk-get-next-step.md): sdk_get_next_step
- [sdk_list_flow_results](https://docs.zyphe.com/docs/openapi/sdk-list-flow-results.md): sdk_list_flow_results
- [Submits identity document images for document verification. Call this after `next-step` returns a document verification step.](https://docs.zyphe.com/docs/openapi/sdk-process-dv-document.md): Submits identity document images for document verification. Call this after `next-step` returns a document verification step.
- [Submits liveness capture data (selfie or video) for processing. Call this after completing the liveness challenge from `liveness-challenge`.](https://docs.zyphe.com/docs/openapi/sdk-process-dv-liveness.md): Submits liveness capture data (selfie or video) for processing. Call this after completing the liveness challenge from `liveness-challenge`.
- [Submits the user's document selection (country and document type) to complete the document selection step.](https://docs.zyphe.com/docs/openapi/sdk-process-dv-selection.md): Call this after `next-step` returns a `document-selection` step, then call `next-step` again to proceed.
- [zyphe-sdk](https://docs.zyphe.com/docs/openapi/zyphe-sdk.md): <span
- [Backwards Compatibility](https://docs.zyphe.com/docs/get-started/webhook/backwards-compatibility.md): For organizations migrating from an earlier version of the Zyphe platform, a legacy `kyc` payload format is available for document verification (DV...
- [Custom Fields](https://docs.zyphe.com/docs/get-started/webhook/custom-fields.md): You can include custom data into the URL that you give to users, which is handy to track the KYC process via the webhook and reconcile on your server.
- [Failure Payload](https://docs.zyphe.com/docs/get-started/webhook/failure-payload.md): When a verification step fails, Zyphe sends a webhook with `"event": "FAILED"` and the step-specific failure data. The `status` field inside the st...
- [Webhook Integration](https://docs.zyphe.com/docs/get-started/webhook.md): This documentation will guide you through the integration process of webhooks provided by Zyphe.
- [Webhook Payload](https://docs.zyphe.com/docs/get-started/webhook/webhook-payload.md): Every webhook call includes the following top-level fields:
- [Webhook Signature](https://docs.zyphe.com/docs/get-started/webhook/webhook-signature.md): To ensure the authenticity and integrity of webhook calls, Zyphe uses a signing mechanism based on HMAC (Hash-based Message Authentication Code) wi...
- [Webhook Structure](https://docs.zyphe.com/docs/get-started/webhook/webhook-structure.md): Zyphe sends the KYC results to your registered webhook URL using a **`POST`** request with **`JSON`** payload.