# Services from api.qonoro.ai on Zero > api.qonoro.ai serves 21 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero. Canonical page: https://www.zero.xyz/host/api.qonoro.ai Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.qonoro.ai/health.json ## Services - [Qonoro AI Company Due Diligence Research](https://www.zero.xyz/c/qonoro-ai-company-due-diligence-research-09c0e982/llms.txt): $1.25/call via x402. Generates a comprehensive AI-powered due-diligence report for a company, including decision makers, business summary, risks, opportunities, funding stage, verified claims, and a unified confidence score. - [Qonoro NAICS/SIC Company Classifier](https://www.zero.xyz/c/qonoro-naics-sic-company-classifier-c23deec0/llms.txt): $0.02/call via x402. Classifies a company by name (and optional website/description) into its NAICS 2022 code, SIC code, sector, and confidence score in sub-second time. - [Qonoro AI B2B Outbound Message Personalizer](https://www.zero.xyz/c/qonoro-ai-b2b-outbound-message-personalizer-226210cf/llms.txt): $0.5/call via x402. Generates a personalized B2B outbound sales email with subject line, opening, body, and call to action tailored to a specific prospect and company. - [Qonoro Lead Qualification API](https://www.zero.xyz/c/qonoro-lead-qualification-api-5e26c67b/llms.txt): $0.6/call via x402. Scores and qualifies a sales lead by analyzing company fit against an ideal customer profile, returning a qualification verdict, fit reasons, risk factors, buying signals, and recommended next action. - [Qonoro Domain Intelligence](https://www.zero.xyz/c/qonoro-domain-intelligence-ae102aba/llms.txt): $0.03/call via x402. Given a domain name, returns full tech stack, DNS records, WHOIS data, email provider, hosting provider, and domain age in a single structured JSON response. - [Qonoro Hiring Signals – Open Job Postings Lookup](https://www.zero.xyz/c/qonoro-hiring-signals-open-job-postings-lookup-49d29b30/llms.txt): $0.05/call via x402. Given a company name (and optional domain hint), returns all currently open job postings normalized into structured JSON with title, department, location, posted date, and URL. - [Qonoro News Sentiment Analysis](https://www.zero.xyz/c/qonoro-news-sentiment-analysis-763e71d3/llms.txt): $0.15/call via x402. Analyzes real-time news sentiment for a given company, returning overall sentiment, score, signal strength, key themes, per-article breakdown, and a recommended action for B2B sales and PR agents. - [Qonoro Address Normalize](https://www.zero.xyz/c/qonoro-address-normalize-7d895cc0/llms.txt): $0.005/call via x402. Parses a raw postal address string into structured components (number, street, city, state, ZIP) and returns a USPS-formatted normalized output with confidence score. - [Qonoro Company Enrichment API](https://www.zero.xyz/c/qonoro-company-enrichment-api-d7a0eb0b/llms.txt): $0.25/call via x402. Enriches a company name, website, or domain with firmographic data including legal name, status, industry, HQ country, founding year, and confidence score. - [Qonoro Company Search](https://www.zero.xyz/c/qonoro-company-search-50352caf/llms.txt): $0.05/call via x402. Discovers companies matching filters like industry, headquarters, size, founding year, or keywords, returning results with confidence scores and sources. - [Qonoro Email Validation](https://www.zero.xyz/c/qonoro-email-validation-d9b22bb4/llms.txt): $0.005/call via x402. Validates email deliverability via syntax check, MX record lookup, and SMTP reachability, returning a risk score and quality rating. - [Qonoro Buying Intent Detection](https://www.zero.xyz/c/qonoro-buying-intent-detection-c7c68dc6/llms.txt): $0.2/call via x402. Detects whether a specific company is actively evaluating or purchasing in a given product category, returning structured intent signals, confidence scores, and recommended sales approach. - [Qonoro Job Change Detection](https://www.zero.xyz/c/qonoro-job-change-detection-35f09906/llms.txt): $0.2/call via x402. Detects recent job changes, new roles, and career moves for a named person at a given company, returning structured signals with source URLs and confidence scores. - [Qonoro KYB Entity Verification](https://www.zero.xyz/c/qonoro-kyb-entity-verification-5d32afb7/llms.txt): $0.6/call via x402. Verifies a business entity for compliance: checks registration status, sanctions screening, beneficial ownership, and returns a risk score plus proceed/review/reject recommendation. - [Qonoro Person Enrichment](https://www.zero.xyz/c/qonoro-person-enrichment-cc40f0ae/llms.txt): $0.05/call via x402. Given a full name and company, returns professional profile data including title, seniority, department, decision-maker status, LinkedIn URL, location, and a brief bio. - [Qonoro Sales Signal Detection](https://www.zero.xyz/c/qonoro-sales-signal-detection-8eaaa397/llms.txt): $0.75/call via x402. Detects actionable sales signals for a target company — including funding rounds, hiring surges, product launches, partnerships, and expansion — with confidence scores and recommended actions. - [Qonoro URL Health Check](https://www.zero.xyz/c/qonoro-url-health-check-9cbf0781/llms.txt): $0.01/call via x402. Checks whether a URL is reachable and returns HTTP status, redirect chain, SSL certificate validity and expiry, content type, and response time. - [Qonoro Domain Resolver](https://www.zero.xyz/c/qonoro-domain-resolver-15cf8110/llms.txt): $0.01/call via x402. Resolves a company name and optional hints to its most likely website domain, returning a confidence score, source list, and quality signals. - [Qonoro Competitor Intelligence Analyzer](https://www.zero.xyz/c/qonoro-competitor-intelligence-analyzer-f59f6b37/llms.txt): $0.3/call via x402. Analyzes a company to identify its competitors, returning competitor types, confidence scores, reasoning, and source URLs. - [Qonoro Phone Validator](https://www.zero.xyz/c/qonoro-phone-validator-b08d1eee/llms.txt): $0.01/call via x402. Validates a phone number and returns its formatted form, country, line type (mobile/landline/VoIP), and basic risk signals. - [Qonoro Person Search](https://www.zero.xyz/c/qonoro-person-search-72b2071c/llms.txt): $0.05/call via x402, rated 2.3/5 (1 review). Searches for people matching criteria like title, seniority, company, industry, or location and returns structured profiles with LinkedIn URLs and decision-maker status Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)