llms.txt
+5 −6
https://securitystartups.com/llms.txt
− > A curated, independently verified directory of young security companies: 205 companies across 13 categories (application security, cloud security, identity, detection, data, AI security, and more), each assigned one primary category by what it actually builds, with a proof-of-life signal on every entry. No pay-for-rank.− - [OpenAPI](https://securitystartups.com/openapi.json): public catalog at /api/v1/* and unversioned aliases, the stats JSON, the MCP endpoint, plus POST /api/checkout for the priority listing− - Free listing: the Tally form linked from https://securitystartups.com/submit/free. Every submission is reviewed before it goes live, within about 90 days. No pay-for-rank. Include a proof-of-life link. Direct API intake (POST /api/submit) is open only when the operator switch is on; otherwise it returns 503 pointing to the form.− - Priority listing ($299, one-time): POST the listing details as JSON to https://securitystartups.com/api/checkout and get back a Stripe Checkout URL (fields and responses in the OpenAPI document). An agent cannot pay by itself: hand the URL to your human to pay on Stripe. Same curation bar; it buys queue position, never rank. Published within 24 hours of payment; if we cannot list it, full refund.− - Live companies: 205− - Catalog data as of: 2026-10-29+ > A curated, independently verified directory of young security companies: 243 companies across 13 categories (application security, cloud security, identity, detection, data, AI security, and more), each assigned one primary category by what it actually builds, with a proof-of-life signal on every entry. No pay-for-rank.+ - [OpenAPI](https://securitystartups.com/openapi.json): public catalog at /api/v1/* and unversioned aliases, the stats JSON, the MCP endpoint, plus POST /api/checkout for the paid listing+ - Get listed (listing on request is paid only since 9 November 2026; no free submission, no listing in exchange for a link; we also add companies editorially at our discretion, which cannot be requested or bought): $299 one-time. POST the listing details as JSON to https://securitystartups.com/api/checkout and get back a Stripe Checkout URL (fields and responses in the OpenAPI document), or send your human to https://securitystartups.com/submit. An agent cannot pay by itself: hand the URL to you+ - Live companies: 243+ - Catalog data as of: 2026-11-04