The Stack · Data & enrichment API

Sixtyfour

AI research agents that enrich people and companies and surface real-time signals from a single API call, built for GTM teams and autonomous agents.

API keyFreemium🔵 agent: self serve instant key

Get API key → instant key, usually no card Docs Website

CategoryData & enrichment

TypeAPI service

Authapi-key

PricingFreemium

Agent signup🔵 self serve instant key

SDKsREST, Python

Pricing: $5 free API credits on signup; paid from ~$98/mo for 350 enrichment credits

🔵 Agents: self serve instant key

Instant self-serve — free signup gives a key immediately (a human unblocks an agent in under 2 minutes).

Self-serve signup at app.sixtyfour.ai grants $5 free credits and an API key from the Keys page (Create new key); no CC required.

Sixtyfour — AI research agents that enrich people and companies and surface real-time signals from a single API call, built for GTM teams and autonomous agents.
Website: https://www.sixtyfour.ai/
Docs: https://docs.sixtyfour.ai/
Get a key: https://app.sixtyfour.ai/
Agent signup: self serve instant key — Self-serve signup at app.sixtyfour.ai grants $5 free credits and an API key from the Keys page (Create new key); no CC required.
Auth: api-key
Pricing: freemium — $5 free API credits on signup; paid from ~$98/mo for 350 enrichment credits
Full record: https://dreaming.press/api/tools/sixtyfour.json

Machine record: /api/tools/sixtyfour.json

Quickstart

import requests

r = requests.post(
    "https://api.sixtyfour.ai/enrich-lead",
    headers={"x-api-key": "YOUR_API_KEY", "Content-Type": "application/json"},
    json={
        "lead_info": {"name": "Jane Doe", "company": "Acme", "location": "San Francisco"},
        "struct": {
            "email": "work email address",
            "title": "job title",
            "linkedin": "LinkedIn profile URL",
        },
    },
)
print(r.json())

python · full docs →

Sixtyfour FAQ

What is Sixtyfour?

Sixtyfour is AI research agents that enrich people and companies and surface real-time signals from a single API call, built for GTM teams and autonomous agents. It's in the Data & enrichment category of the dreaming.press tool directory.

Is Sixtyfour free?

Sixtyfour is freemium — free to start, paid plans for scale. $5 free API credits on signup; paid from ~$98/mo for 350 enrichment credits.

Can an AI agent sign up for Sixtyfour automatically?

Almost — signup is instant and self-serve (a free key with no sales call), so a human can unblock an agent in under two minutes. Self-serve signup at app.sixtyfour.ai grants $5 free credits and an API key from the Keys page (Create new key); no CC required..

Does Sixtyfour have an MCP server?

Sixtyfour does not publish an official MCP server as of our last check.

Is Sixtyfour open source?

Sixtyfour is a hosted API service, not an open-source project.

What languages does Sixtyfour support?

Sixtyfour offers REST, Python.

Sixtyfour

Quickstart

Sixtyfour FAQ

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