# Apollo

**Canonical:** https://apis.io/providers/apollo/  
**APIs profiled:** 15

Apollo.io is an AI-powered B2B sales intelligence and engagement platform combining a database of 230M+ verified contacts and 30M+ companies with prospecting, outreach, and deal execution tools. The platform helps sales teams build pipeline, qualify inbound leads, enrich data, and close deals faster with AI-powered workflows and conversation intelligence.

## Kin Score — 34.9 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.9).

| Facet | Score |
|---|---|
| Discoverability | 72.2 |
| Contract Quality | 50.6 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 13.1 |
| Commercial Clarity | 55.3 |
| Access Clarity | 55.3 |

## Agent readiness — 20.5 (agent-aware)

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

## Access

Freemium · Requires approval — onboarding: approval, pricing: freemium, trial: no (confidence: medium).

## APIs (15)

- **Apollo Client** — Apollo Client provides libraries and integrations for connecting to Apollo.io's sales platform from external applications and CRM systems.
- **Apollo Accounts API** — The Accounts API from Apollo — 3 operation(s) for accounts.
- **Apollo Contacts API** — The Contacts API from Apollo — 3 operation(s) for contacts.
- **Apollo Email Accounts API** — The Email Accounts API from Apollo — 1 operation(s) for email accounts.
- **Apollo Emailer Campaigns API** — The Emailer Campaigns API from Apollo — 3 operation(s) for emailer campaigns.
- **Apollo Mixed Companies API** — The Mixed Companies API from Apollo — 1 operation(s) for mixed companies.
- **Apollo Mixed People API** — The Mixed People API from Apollo — 1 operation(s) for mixed people.
- **Apollo Opportunities API** — The Opportunities API from Apollo — 3 operation(s) for opportunities.
- **Apollo Organizations API** — The Organizations API from Apollo — 2 operation(s) for organizations.
- **Apollo People API** — The People API from Apollo — 2 operation(s) for people.
- **Apollo Phone Calls API** — The Phone Calls API from Apollo — 3 operation(s) for phone calls.
- **Apollo Sync Report API** — The Sync Report API from Apollo — 1 operation(s) for sync report.
- **Apollo Tasks API** — The Tasks API from Apollo — 3 operation(s) for tasks.
- **Apollo Usage Stats API** — The Usage Stats API from Apollo — 1 operation(s) for usage stats.
- **Apollo Users API** — The Users API from Apollo — 1 operation(s) for users.

## Agentic access (1)

- **Apollo Agentic Access** — 28 operations · 21 acting

## Security (2)

- **Apollo Domain Security** — TLSv1.3 · HSTS · DMARC
- **Apollo Trust Center** — SOC 2, ISO 27001, GDPR

## Plans (1)

- **Apollo Plans Pricing**

## Use cases (5)

- **Outbound Sales Prospecting** — Find and engage ideal prospects at scale using Apollo's contact database and multichannel outreach.
- **Inbound Lead Management** — Automatically qualify, route, and follow up on inbound leads in real time.
- **CRM Data Enrichment** — Enrich Salesforce, HubSpot, and other CRM records with verified contact and company data.
- **Sales Pipeline Building** — Build and manage sales pipeline with AI-assisted prospecting and deal execution tools.
- **Partner API Integration** — Build third-party integrations using OAuth 2.0 to access Apollo data on behalf of customers.

## Tags

Artificial Intelligence, B2B Sales, CRM, Data Enrichment, Lead Generation, Sales Intelligence, Sales Platform

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