{"uid":"cap_1uUjtPOyPQMSiRY36pgHi","slug":"hn-pulse-agentdiet-dev-b2b-company-tech-stack-contact-lead-enrichment-981a114c","name":"B2B Company, Tech Stack & Contact Lead Enrichment API","description":"Extracts verified emails, social links, 40+ tech stack signals, pricing tiers, and company summary for GTM & research agents. (Live x402 v2, IETF MPP & MCP endpoint at https://hn-pulse.agentdiet.dev/v1/enterprise-firmographics-api)","url":"https://hn-pulse.agentdiet.dev/v1/enterprise-firmographics-api?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","minLength":1,"description":"Company domain name or URL (e.g. stripe.com, linear.app) to enrich"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UJwKN7_TmUmiXhF90SGm8","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Enriches a company domain with verified emails, social links, 40+ tech stack signals, pricing tiers, and a company summary for GTM and research use cases.","exampleAgentPrompt":"Can you pull up the full company profile for notion.so — I need their verified contact emails, what tech stack they're running, their pricing tier, and social links for my GTM research?","exampleUseCases":[{"title":"Sales prospecting tech stack lookup","prompt":"I'm building a prospect list — can you enrich figma.com for me and tell me what tools they use in their stack, plus any verified contact emails you can find?"},{"title":"Competitive research on a SaaS rival","prompt":"I want to understand what infrastructure and tech stack linear.app is running, and get a company summary with their pricing tier — can you pull that from their domain?"},{"title":"Lead enrichment before outreach","prompt":"Before I reach out, can you enrich the domain vercel.com and give me their social profiles, verified emails, and a quick company summary so I know what I'm walking into?"}],"resultDescription":"Returns a structured object containing verified contact emails, social media links, 40+ tech stack technology signals (e.g. analytics, CRM, CDN, payment tools), detected pricing tier, and a human-readable company summary for the queried domain.","failureModes":["Unknown or unresolvable domain returns empty or partial results","Private/stealth companies with minimal web presence may yield sparse tech stack data","Rate limiting or payment failure (HTTP 402) if USDC payment not properly configured","Malformed domain input (e.g. including protocol without normalization) may cause errors","Recently registered domains may have insufficient data for enrichment"],"whenToPreferThis":"Choose this endpoint when you need a one-call, multi-signal company enrichment covering tech stack, contacts, pricing, and firmographics for a given domain — especially in GTM, sales prospecting, or competitive research workflows where breadth of signals matters more than deep specialization in a single data category.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:21.689Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-b2b-company-tech-stack-contact-lead-enrichment-981a114c"}