Apollo.io MCP Server
MCP server enabling AI agents to interact with Apollo.io — the B2B sales intelligence platform with 275M+ contacts and 65M+ companies. Enables agents to search contacts and companies, retrieve contact information, find email addresses, enrich lead data, and integrate Apollo's prospecting database into AI-driven sales and marketing workflows.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
B2B contact PII subject to GDPR/CCPA. HTTPS. API key controls credit consumption. Privacy compliance responsibility on user. Community MCP.
⚡ Reliability
Best When
A B2B sales team using Apollo.io wants AI agents to automate lead research, contact enrichment, and prospecting — integrating Apollo's vast contact database into sales workflows.
Avoid When
You need consumer data or B2C prospecting — Apollo is business-to-business. Also avoid using for spam campaigns — GDPR and CAN-SPAM apply to prospecting data usage.
Use Cases
- • Searching for B2B contacts and companies from prospecting agents
- • Enriching lead data with contact information from sales automation agents
- • Finding decision-makers at target companies from outreach agents
- • Researching company information for sales preparation from sales intelligence agents
Not For
- • Consumer contact data (Apollo.io is B2B only)
- • Mass unsolicited email campaigns (violates Apollo ToS and CAN-SPAM/GDPR)
- • Teams without Apollo.io accounts
Interface
Authentication
Apollo.io API key required. Get from Apollo account Settings → Integrations → API. Set APOLLO_API_KEY environment variable.
Pricing
Apollo.io requires paid subscription for meaningful API access. Community MCP (not official Apollo). MCP server is free open source.
Agent Metadata
Known Gotchas
- ⚠ Export credits are consumed per contact reveal — monitor credit usage in agent loops to avoid overage
- ⚠ GDPR/CCPA: Contact data usage must comply with applicable privacy laws in your jurisdiction
- ⚠ Apollo data quality varies — some emails may be outdated or incorrect; verify before use
- ⚠ Community MCP (not official Apollo.io) — test API compatibility with your Apollo plan
Alternatives
Full Evaluation Report
Detailed scoring breakdown, competitive positioning, security analysis, and improvement recommendations for Apollo.io MCP Server.
Scores are editorial opinions as of 2026-03-06.