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Causo — AI for Lead Generation & Sales Prospecting

Deep research and outbound agents for startup GTM that find companies and contacts your filters miss.

What is Causo?

Causo: Deep research and outbound agents for startup GTM that find companies and contacts your filters miss. It has a free plan; paid plans start at $19. Zekai scores it 8.5 out of 10 after independent testing. Best for finding niche B2B companies and decision makers using live web research.

DifferentiatorUses autonomous agents to search unlimited web sources and filings based on plain English descriptions
Proof500+
Try Causo
Free Plan Pro from$19
Free plan verified · free AI tools for Sales
8.5 Zekai
Niche AI prospecting
AI for Lead Generation & Sales Prospecting
Ease of Use
8.0
Accuracy
8.0
Value
8.0
Time Saving
10.0
500+Users
8.5/10Zekai Score
Deep ResearchAI OutboundWeb ScrapingContact VerificationMCP Connector
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Zekai Verdict

What is it?
Causo is an AI-powered lead generation and sales prospecting platform that uses swarms of agents and frontier models to scan unlimited web sources, filings, and…
Best for
Sales & GTM agencies
Not ideal for
Token-based pricing charges per completed action like company or contact searches
Price
Free plan · paid from $19
Zekai Score
8.5/10
Hand-scored by Zekai

Top AI for Lead Generation & Sales Prospecting picks

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⚡ Quick answer

Causo is an AI prospecting tool that uses swarms of research agents to scan the open web, filings, and registries for niche B2B leads. It helps you identify hard-to-find target companies, verify decision-maker contacts, and draft personalized outreach emails.

CategoryAI for Lead Generation & Sales Prospecting
Best forFinding niche B2B companies and decision makers using live web research
Price from$19
Free planyes
DifferentiatorUses autonomous agents to search unlimited web sources and filings based on plain English descriptions
Proof500+
Rating4.5
📖 About Causo
How It Works

Your workflow, automated

1
Describe your buyers
Enter your target market criteria in plain English instead of selecting rigid filters.
2
Run agent research
Causo crawls web sources, registries, and job boards to locate matching companies and verify decision makers.
3
Draft contextual outreach
Generate personalized emails utilizing the specific research findings gathered for each account.
Ready to automate your workflow with Causo?
Try Causo →
Real Impact

Before & After

❌ Before

Spending hours manually cross-referencing tabs, outdated databases, and generic sales tools to find niche prospects.

Hours of manual tabs
✅ After

Using AI agents to uncover hidden companies, verify decision makers, and draft contextual outreach instantly.

Automated sequences
AI Prompts

Prompts for Sales

Prompt 01 Email to IT for DNS Setup
Hi team, I'm setting up a new sales outreach tool ([[Tool Name]]) and need to add three DNS records for our sending domain, `[[yourdomain.com]]`, to ensure email deliverability under the 2026 Google & Yahoo guidelines.
Prompt 02 Post-Call Analysis Prompt for Gong
You are a sales manager reviewing a discovery call transcript from Gong. The rep is selling our B2B SaaS product for financial reporting. Read the following transcript and provide: 1.
Prompt 03 Clay.com AI Personalization Prompt
Act as a world-class SDR. Given the following data points about a prospect, write a single, compelling opening sentence for a cold email. The sentence should be casual, concise, and reference one of the most interesting data points…
See all 42 AI prompts for Sales →
Social Proof

Trusted by 500+

500+ professionals using this tool
Ease of Use
8.0
Accuracy
8.0
Value
8.0
Time Saving
10.0
500+ professionals are already using this tool.
Start Free Today →
Connects With

Causo integrations

Findymail Apollo Hunter Exa Gmail
Setup complexity: Moderate
Causo is an AI-powered lead generation and sales prospecting platform that uses swarms of agents and frontier models to scan unlimited web sources, filings, and registries. It helps you discover niche target companies, verify decision-maker contact details, and draft contextualized outreach emails.
The decision

Is Causo worth it?

Built for
Founders, sales representatives, and growth teams looking for niche B2B leads and automated outbound prospecting.
Effort to adopt
Moderate
Who It's For

Why Lead Generation & Sales Prospecting choose this tool

🎯
Built for
Sales & GTM agencies
In-Depth Overview
When you run traditional sales prospecting tools, you often hit dead ends with stale databases, generic filters, and uniform lists that your competitors also use. Causo approaches this differently by deploying agents to crawl the open web, including registries, job boards, trade directories, and filings, letting you describe your ideal buyers in plain English rather than rigid industry checkboxes. If you operate in a specific or hard-to-reach niche, you can search for hyper-targeted parameters, such as tracking specific office expansions, technology stacks, or regional filings. The system extracts evidence for every company match and pulls verified contact details using integrated providers. Once your target accounts and decision-makers are identified, Causo drafts personalized email campaigns based on the discovered research data, saving you from manual browser tabs and generic messaging templates. You can also connect Causo directly to your AI assistant using its MCP connector to execute complex search and drafting prompts inside your workflow. However, you should note the token-based pricing structure, where completed actions consume tokens, meaning high-volume prospecting requires careful monitoring of your plan allowances.

Key Use Cases

🚀
Find early pre-seed and seed accounts
Startup Founder
Describe niche criteria to find target companies and founders without depending on generic database filters.
50 initial tokens
🎯
Automate contextual email drafting
Sales Development Rep
Generate outreach emails referencing recent company filings, job openings, and office expansions.
1 action = 1 token
✓ Pros
Searches unlimited web sources beyond standard static databases
Provides specific evidence and sources for why each company matches your criteria
Drafts contextual outreach emails referencing real company updates
Free trial tier includes 50 tokens with no credit card required
Direct MCP integration lets you run searches from your AI assistant
· Cons
Token-based pricing charges per completed action like company or contact searches
Higher tier plans are required for larger monthly allowances and team workspaces
Relies on web scraping quality which can occasionally vary based on target site availability
Mailbox connection limits apply depending on your chosen plan
⚡ Editorial Verdict

Causo offers a practical alternative to static database searches by leveraging autonomous agents to find hard-to-reach niche prospects based on live web data. A key limitation is that pricing relies on a token system where individual actions consume credits, meaning extensive exploratory searches can deplete your allowance quickly.

Questions & Answers

Frequently asked questions

How does Causo find companies?

+
Causo uses research APIs and frontier models to crawl websites, filings, job posts, registries, and trade directories based on your plain English descriptions.

Is there a free trial available?

+
Yes, you can start free with 50 tokens with no credit card required.

How does the token system work?

+
Each completed action, such as finding a matching company or a decision maker, typically costs one token when it delivers a result.

Last reviewed:

Plans & Pricing

Causo pricing and plans

Free
$0
50 tokens to start, one time, with 20 messages to the agent and 1 connected mailbox.
Get Started Free

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

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AI Directory

About Causo

Full Description

Causo is an AI-powered lead generation and sales prospecting platform that uses swarms of agents and frontier models to scan unlimited web sources, filings, and registries. It helps you discover niche target companies, verify decision-maker contact details, and draft contextualized outreach emails.

Editorial Verdict

Causo offers a practical alternative to static database searches by leveraging autonomous agents to find hard-to-reach niche prospects based on live web data. A key limitation is that pricing relies on a token system where individual actions consume credits, meaning extensive exploratory searches can deplete your allowance quickly.

Last reviewed:
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to Causo unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
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