# ContactOut

**Canonical:** https://apis.io/providers/contactout/  
**Website:** https://contactout.com  
**APIs profiled:** 1

ContactOut is a B2B email finder and professional contact data platform (ContactOut Pty Ltd, founded 2015, San Francisco) that provides verified personal and work emails, phone numbers and enriched people and company profiles for 350M professionals across 40M companies, delivered through a Chrome extension, search portal, bulk tools, a REST API at api.contactout.com and a hosted MCP server at contactout.com/mcp. Used by recruiters and sales teams; GDPR and CCPA compliant with a published opt-out, and intended for professional B2B use only.

## Kin Score — 51.9 / 100 (developing)

Scored 2026-10-09 under rubric 0.23.0.

| Facet | Score |
|---|---|
| Discoverability | 71.7 |
| Contract Quality | 30.0 |
| Contract Governance | 19.7 |
| Operational Transparency | 60.5 |
| Developer Ergonomics | 44.6 |
| Access Clarity | 76.3 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 34.3 (matched via fallback).

## Agent readiness — 38.9 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | served |
| Idempotency | no |
| Error Semantics | documented |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | derived |
| Agent Skills | derived |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | served |
| Protected Resource Metadata | no |
| Dynamic Client Registration | yes |
| Agentic Commerce | no |

## APIs (1)

- **ContactOut API** — REST API for B2B contact data: enrich LinkedIn profiles and email addresses with verified work and personal emails, phone numbers and profile details; search and count people by...

## MCP servers (1)

- **ContactOut MCP** — ContactOut provides an MCP (Model Context Protocol) server that lets AI assistants like Claude, Cursor, and other MCP-compatible clients call ContactOut APIs directly. Use natur...

## Security (2)

- **Contactout Authentication** — 2 schemes
- **Contactout Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Contactout Plans Pricing**

## Tags

Company, Contact Data, Email Finder, Data Enrichment, People Search, Company Search, Email Verification, Sales Intelligence, Recruiting, B2B Data

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/contactout/). Scores are computed from the provider's own public artifacts under a published rubric.