# Tenfold > Tenfold (a LivePerson company) is a computer-telephony integration (CTI) > platform — the "Customer Experience Cloud" — that connects phone systems and > contact-center platforms with CRM and support systems. The REST API originates > and queries calls, controls call recording, manages users and organizations, > reads and writes CRM records, and returns call analytics, transcripts, and > keyword extraction. Generated by the API Evangelist enrichment pipeline. ## APIs - [Tenfold API v2](https://apidocs.tenfold.com/): REST API — base URL https://api.tenfold.com — OAuth 2.0 and JWT bearer authentication. ## Docs - [API Reference](https://apidocs.tenfold.com/): Full endpoint reference (calls, users, organizations, CRM records, analytics, contact lists). - [Product Documentation](https://docs.tenfold.com/): CRM and phone-system integration guides. - [Salesforce Integration Guide](https://docs.tenfold.com/en/salesforce-integration-guide.html) - [CRM Integrations](https://docs.tenfold.com/en/crm-integrations.html) ## Specs - [OpenAPI (generated)](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/openapi/tenfold-openapi.yml) - [Authentication profile](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/authentication/tenfold-authentication.yml) - [Conventions](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/conventions/tenfold-conventions.yml) - [Webhooks](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/asyncapi/tenfold-webhooks.yml) - [Error codes](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/errors/tenfold-problem-types.yml) - [Data model](https://raw.githubusercontent.com/api-evangelist/tenfold/refs/heads/main/data-model/tenfold-data-model.yml) ## Notes - API v1 (/api/v1) is deprecated; use v2 (/v2). - Real-time call events (queued, ringing, in-progress, finished) are delivered via webhook. - Pagination: page (default 0) and pageSize (v2 max 500). - No idempotency-key header or published rate-limit policy documented.