Search a curated directory of young security companies and its CC BY 4.0 stats. Read-only, no key.
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Check whether a company appears in the directory (name or slug contains the text). When it does not, the result says how a person can get it listed.
Company name or part of it.
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
Run in a terminal
claude mcp add --transport http catalog https://securitystartups.com/mcp
Check whether a company appears in the directory (name or slug contains the text). When it does not, the result says how a person can get it listed.
| Argument | Type | Description |
|---|---|---|
| company_name* | string | Company name or part of it. |
{
"type": "object",
"required": [
"company_name"
],
"properties": {
"company_name": {
"type": "string",
"maxLength": 200,
"minLength": 2,
"description": "Company name or part of it."
}
},
"additionalProperties": false
}Get one listed company by slug (or exact name): every public field plus its page URL.
| Argument | Type | Description |
|---|---|---|
| slug* | string | Company slug from search results, e.g. aikido-security, or the exact company name. |
{
"type": "object",
"required": [
"slug"
],
"properties": {
"slug": {
"type": "string",
"maxLength": 200,
"description": "Company slug from search results, e.g. aikido-security, or the exact company name."
}
},
"additionalProperties": false
}The list in numbers: five aggregates of the listed companies (category, funding stage, headquarters, founded year, minimum disclosed funding), each with n, coverage, caveat, method, as-of date, CSV and chart URL. CC BY 4.0 with attribution.
| Argument | Type | Description |
|---|---|---|
| chart | string | One chart slug; omit for all five. |
{
"type": "object",
"properties": {
"chart": {
"enum": [
"companies-by-category",
"funding-stage-mix",
"headquarters",
"founded-by-category",
"disclosed-funding-by-category"
],
"type": "string",
"description": "One chart slug; omit for all five."
}
},
"additionalProperties": false
}Quarterly snapshots of the same aggregates and one series per chart across snapshots. Never interpolated: one snapshot is one point. CC BY 4.0 with attribution.
| Argument | Type | Description |
|---|---|---|
| chart | string | One chart slug; omit for every series. |
{
"type": "object",
"properties": {
"chart": {
"enum": [
"companies-by-category",
"funding-stage-mix",
"headquarters",
"founded-by-category",
"disclosed-funding-by-category"
],
"type": "string",
"description": "One chart slug; omit for every series."
}
},
"additionalProperties": false
}List every security-company category with its slug, description, company count and page URL.
No arguments.
{
"type": "object",
"properties": {},
"additionalProperties": false
}Search the Security Startups directory of young security companies. Filters combine with AND. Returns public fields and each company's page URL, alphabetical by name (not a ranking).
| Argument | Type | Description |
|---|---|---|
| limit | integer | Results to return, 1 to 50; larger values are capped at 50. |
| query | string | Free text matched against name, summary, description, category, tags, HQ and investors. |
| category | string | Category slug or name, e.g. application-security. See list_categories. |
| funding_stage | string | Funding stage, e.g. Seed, Series A, Series C. |
{
"type": "object",
"properties": {
"limit": {
"type": "integer",
"default": 10,
"maximum": 50,
"minimum": 1,
"description": "Results to return, 1 to 50; larger values are capped at 50."
},
"query": {
"type": "string",
"maxLength": 200,
"description": "Free text matched against name, summary, description, category, tags, HQ and investors."
},
"category": {
"type": "string",
"maxLength": 200,
"description": "Category slug or name, e.g. application-security. See list_categories."
},
"funding_stage": {
"type": "string",
"maxLength": 200,
"description": "Funding stage, e.g. Seed, Series A, Series C."
}
},
"additionalProperties": false
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 4, 2026.