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Enrich companies, discover hiring signals and find verified contacts in one actor.
About
Enrich companies, discover hiring signals and find verified contacts in one actor.
Security Report
This MCP server is a thin wrapper around the Apify Prospect Engine actor with appropriate authentication controls and reasonable input validation. The server correctly requires APIFY_TOKEN for operation, validates all inputs via Zod schema, and properly handles API errors without logging sensitive credentials. Permissions align well with its purpose as a prospecting tool. Minor findings include optional vendor API keys being passed through without additional validation and broad error catching that could mask some issues, but these are not security concerns. Supply chain analysis found 3 known vulnerabilities in dependencies (0 critical, 3 high severity). Package verification found 1 issue.
3 files analyzed · 7 issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Required
This plugin requests these system permissions. Most are normal for its category.
What You'll Need
Set these up before or after installing:
Environment variable: APIFY_TOKEN
How to Install
Add this to your MCP configuration file:
{
"mcpServers": {
"com-mambabuilt-mcp-b2b-prospect-engine": {
"env": {
"APIFY_TOKEN": "your-apify-token-here"
},
"args": [
"-y",
"@mambalabsdev/mcp-b2b-prospect-engine"
],
"command": "npx"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
Prospect Engine MCP Server
MCP server for the Mamba Labs Prospect Engine actor on Apify.
Four modes in one actor: enrich companies you already have, discover who is hiring for your keywords, find contacts at a company, or run the whole chain end to end with an ICP gate in the middle.
Install
npx -y @mambalabsdev/mcp-b2b-prospect-engine
Claude Desktop
{
"mcpServers": {
"mamba-b2b-prospect-engine": {
"command": "npx",
"args": ["-y", "@mambalabsdev/mcp-b2b-prospect-engine"],
"env": { "APIFY_TOKEN": "your-apify-token" }
}
}
}
Get an Apify token at console.apify.com/account/integrations.
Tool
run_prospect_engine
Four modes in one actor: enrich companies you already have, discover who is hiring for your keywords, find contacts at a company, or run the whole chain end to end with an ICP gate in the middle.
| Input | Type | Required | Notes |
|---|---|---|---|
mode | enum | no | What to run. enrich_companies resolves identity, firmographics, LinkedIn and social for each company. discover_jobs finds who is hiring for your keywords and resolves the real employer from the job description. find_contacts finds people at each company. full chains all three. |
domains | array | no | One domain per line. Used by enrich_companies and find_contacts. |
company_names | array | no | One name per line. Used when you have a name but no domain. |
keywords | array | no | Roles to search for. Used by discover_jobs and full. Example: copy editor, proofreader, content editor. |
country | string | no | Two letter country code for job search, for example us or gb. |
location | string | no | Optional location filter for job search, for example New York. |
lookback_days | string | no | Drop postings older than this many days. Sent as a string because Clay sends every field as a string. |
max_results | string | no | Cap on postings returned per run. Keeps a broad keyword set from running away. |
max_pages | string | no | 1 to 5. Each page is one SerpAPI call, so this is the main cost dial on discovery. |
new_postings_only | string | no | true to return only postings not seen in a previous run. |
previous_run_date | string | no | YYYY-MM-DD watermark for delta detection when the cross-run cache is unavailable. |
remote_only | string | no | true to keep only postings flagged remote by the board. |
company_size_min | string | no | Drop companies below this headcount. Only takes effect once headcount is known, so it applies in full mode and to any discovery row that carried an employee count. Discovery alone does not enrich. |
company_size_max | string | no | Drop companies above this headcount. Same condition as the minimum. |
exclude_staffing | string | no | true to drop postings from staffing and recruitment agencies. |
exclude_marketplaces | string | no | true to drop Upwork, Fiverr, Freelancer and similar gig listings. |
extra_marketplaces | array | no | Additional marketplace names to filter out. |
fetch_posting_page | string | no | true to open the job posting when the description alone does not identify the employer. Slower, and it is what catches a job board posting on an employer's behalf. |
target_contacts | string | no | 1 to 25. |
job_titles | array | no | Titles to search for when finding contacts. |
seniority | array | no | c_level, vp, director, manager, senior. |
departments | array | no | marketing, sales, engineering, product, finance, hr, operations, legal. |
include_email | string | no | true to run the email waterfall. Needs an Icypeas or Prospeo key, which you supply and are billed for directly. |
verify_email | string | no | true to verify each address. Needs a Reoon or BounceBan key. |
score_icp | string | no | true to score every row against the ICP rules and tier it A to D. |
icp_preset | enum | no | Which scoring model to apply. "proofed_editorial" scores for a seller of managed copy editing and proofreading. "generic_b2b" scores on hiring intent, employer resolvability and headcount with no service-specific vocabulary. |
min_icp_score | string | no | In full mode, only companies scoring at or above this go on to contact discovery. Default 45: at 25 the filter passed every keyword-discovered editorial posting, because 25 is the floor such a posting can score. |
extra_exclude_names | array | no | Any company whose name contains one of these is excluded. |
signal_taxonomy | array | no | Override the default signal types. Each entry is an object with type, strength, title_keywords, and optional also_keywords and description_keywords. |
include_social | string | no | true to resolve Facebook, Instagram, X and YouTube alongside LinkedIn. |
source_timeout_secs | string | no | 5 to 120. A source that exceeds this is marked degraded and the run continues. |
skip_cache | string | no | true to ignore the 7 day cross-run cache and recompute everything. |
serper_api_key | string | no | Your Serper.dev key. Powers people search in find_contacts, which is the highest-coverage layer. Without it the free fallback is measurably poor. |
findymail_api_key | string | no | Your Findymail key. First provider in the email waterfall. |
icypeas_api_key | string | no | Your Icypeas key. Runs on Findymail misses. |
prospeo_api_key | string | no | Your Prospeo key. Runs on the residual after Findymail and Icypeas. |
reoon_api_key | string | no | Your Reoon key. First email verification provider. |
bounceban_api_key | string | no | Your BounceBan key. Second verifier, used for the catch-all case. |
serpapi_key | string | no | Your SerpApi key. Required by discover_jobs and full. Distinct from a Serper key: different vendor. |
Billing
You are charged per company enriched, per contact verified and per job posting discovered, at different rates for basic and full enrichment. Vendor API calls are billed to you by those vendors directly.
Pricing is on the actor's Apify page. Running this server consumes Apify credits.
What this server does and does not do
It is a thin client for the Apify actor. It passes your input through and returns the actor's output unchanged. Every behavior described above lives in the actor, not here.
Errors are surfaced, never swallowed. An invalid input, an invalid token, an exhausted balance, a timeout, or a run that returns anything other than a dataset all come back as an explicit tool error rather than as an empty result.
Source
The actor is on the Apify Store. This wrapper is MIT licensed.
Built by Mamba Labs
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