# Services from api.the402.ai on Zero

> api.the402.ai serves 205 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.the402.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.the402.ai/health.json

## Services

- [the402.ai Email Send](https://www.zero.xyz/c/api-the402-ai-b6e84a96/llms.txt): $0.005/call via x402, rated 5.0/5 (1 review). Sends an email on behalf of the caller via the the402.ai agent service marketplace, returning a job ID and status.
- [the402.ai Code Execution Sandbox (E2B) Purchase](https://www.zero.xyz/c/api-the402-ai-c8bfed46/llms.txt): $0.005/call via x402. Purchases access to a secure code execution sandbox powered by E2B, enabling dynamic code running within an isolated environment via the the402.ai marketplace.
- [the402.ai Web Search (Tavily) Purchase](https://www.zero.xyz/c/api-the402-ai-fbc8f962/llms.txt): $0.013/call via x402. Purchases a Tavily-powered web search query through the402.ai agent service marketplace, returning live web search results
- [the402.ai QR Code Generation](https://www.zero.xyz/c/api-the402-ai-c6c05abe/llms.txt): $0.001/call via x402. Generates a QR code image for a given URL or text payload, billed at $0.001 USDC per call via x402 micropayment.
- [the402.ai Screenshot Capture](https://www.zero.xyz/c/api-the402-ai-e446c690/llms.txt): $0.105/call via x402. Captures a screenshot of a webpage or URL and returns the image, billed per call via x402 micropayment
- [Docs to OpenAPI Skeleton Generator](https://www.zero.xyz/c/docs-to-openapi-skeleton-generator-eb2a208c/llms.txt): $0.525/call via x402. Converts documentation (plain text, markdown, or other doc formats) into a structured OpenAPI skeleton specification
- [the402.ai Work Request Posting](https://www.zero.xyz/c/the402-ai-work-request-posting-08f8b7e0/llms.txt): $0.1/call via x402. Post a work request to the402.ai marketplace so AI agent service providers can submit bids to fulfill it
- [WHOIS Lookup](https://www.zero.xyz/c/api-the402-ai-6bc221eb/llms.txt): $0.002/call via x402. Performs a WHOIS lookup for a given domain name, returning registration and ownership details
- [the402.ai Structured Web Scraping](https://www.zero.xyz/c/api-the402-ai-8de6c17b/llms.txt): $0.053/call via x402. Purchases and executes structured web scraping on a target URL, returning extracted data in a structured format via the x402 payment protocol.
- [Secret Detection in Code](https://www.zero.xyz/c/api-the402-ai-69e5baec/llms.txt): $0.263/call via x402. Scans source code or text for exposed secrets, API keys, credentials, and sensitive tokens
- [the402.ai Secret Detection in Code](https://www.zero.xyz/c/api-the402-ai-6ef0294d/llms.txt): $0.105/call via x402. Scans source code to detect secrets, credentials, API keys, and sensitive tokens that should not be committed or exposed
- [Public DNS Record Inventory Purchase (A, AAAA, MX, NS, TXT & CAA)](https://www.zero.xyz/c/public-dns-record-inventory-purchase-a-aaaa-mx-ns-txt-caa-73ccabe0/llms.txt): $0.032/call via x402. Purchases a DNS record inventory lookup returning A, AAAA, MX, NS, TXT, and CAA records for a domain via the402.ai marketplace.
- [OSS License Conflict Snapshot](https://www.zero.xyz/c/api-the402-ai-553ea9f3/llms.txt): $0.084/call via x402. Analyzes open-source software licenses in a project to detect conflicts, incompatibilities, and compliance risks
- [the402.ai DNS & Domain Health Audit](https://www.zero.xyz/c/api-the402-ai-b5a6ced3/llms.txt): $0.263/call via x402. Purchases and initiates a DNS and domain health audit for a given domain, returning a comprehensive health report via the402.ai's agentic marketplace.
- [Dependency Upgrade Risk Snapshot](https://www.zero.xyz/c/dependency-upgrade-risk-snapshot-27464605/llms.txt): $0.735/call via x402. Analyzes a software project's dependencies and produces a snapshot report assessing the risks associated with upgrading them
- [npm Package Health & Supply-Chain Metadata Snapshot](https://www.zero.xyz/c/npm-package-health-supply-chain-metadata-snapshot-1b7781b0/llms.txt): $0.021/call via x402. Purchases a health and supply-chain metadata snapshot for a given npm package, returning a job ID for async result retrieval.
- [Federal Grant Opportunity Match API](https://www.zero.xyz/c/federal-grant-opportunity-match-api-db3ae89b/llms.txt): $0.263/call via x402. Matches organizations or projects to relevant federal grant opportunities based on provided context
- [the402.ai Content Summarization](https://www.zero.xyz/c/api-the402-ai-a28ecb2d/llms.txt): $0.008/call via x402. Purchases and executes an AI-powered content summarization service, condensing long-form text or documents into concise summaries
- [Pricing Page to JSON Extractor](https://www.zero.xyz/c/api-the402-ai-1fee60bf/llms.txt): $0.053/call via x402. Fetches a pricing page URL and extracts structured pricing information as a JSON object
- [the402.ai Structured Web Extraction](https://www.zero.xyz/c/api-the402-ai-8bcf6427/llms.txt): $0.011/call via x402. Extracts structured data from web pages, returning clean, schema-conformant output for a flat per-call fee paid via x402.
- [DNS & Domain Health Audit](https://www.zero.xyz/c/api-the402-ai-2a2f3973/llms.txt): $0.263/call via x402. Performs a comprehensive DNS and domain health audit, checking DNS records, configuration issues, and overall domain health for a given domain.
- [Agent Endpoint Trust & Prompt-Injection Scan](https://www.zero.xyz/c/agent-endpoint-trust-prompt-injection-scan-08291af2/llms.txt): $0.032/call via x402. Scans an AI agent endpoint for trustworthiness and prompt-injection vulnerabilities, returning a job ID and status for async result retrieval.
- [the402.ai Link Preview](https://www.zero.xyz/c/api-the402-ai-43df3f50/llms.txt): $0.001/call via x402. Fetches a rich link preview (title, description, thumbnail, metadata) for a given URL
- [IP Geolocation Lookup via the402.ai](https://www.zero.xyz/c/api-the402-ai-b3d02516/llms.txt): $0.002/call via x402. Returns geographic location data for a given IP address, paid per-call via x402 micropayment protocol
- [Dependency Vulnerability Audit](https://www.zero.xyz/c/api-the402-ai-f6b91dfb/llms.txt): $0.263/call via x402. Audits a software project's dependencies for known security vulnerabilities and CVEs
- [the402.ai Service Catalog Discovery](https://www.zero.xyz/c/api-the402-ai-e0b0fae4/llms.txt): $0.001/call via x402. Returns the full catalog of AI agent services available on the402.ai marketplace plus onboarding instructions
- [PDF Text Extractor (the402.ai)](https://www.zero.xyz/c/api-the402-ai-5dfa4115/llms.txt): $0.021/call via x402. Extracts and returns text content from PDF documents, initiated via a paid x402 micropayment purchase call
- [the402.ai Thread Verify & Payment Release](https://www.zero.xyz/c/api-the402-ai-74ca6c64/llms.txt): $0.001/call via x402. Verifies that a service was delivered for a specific thread and releases the associated payment to the provider
- [Single Verified URL Evidence Snapshot](https://www.zero.xyz/c/single-verified-url-evidence-snapshot-e8c6197c/llms.txt): $1.05/call via x402. Captures a verified, timestamped evidence snapshot of a single public URL for archival or audit purposes
- [SSL Security Audit](https://www.zero.xyz/c/api-the402-ai-92a3c52b/llms.txt): $0.105/call via x402. Performs a comprehensive SSL/TLS security audit on a given domain, identifying certificate issues, cipher vulnerabilities, and configuration weaknesses.
- [the402.ai Security Header Scan](https://www.zero.xyz/c/api-the402-ai-1fd485bd/llms.txt): $0.105/call via x402. Purchases and runs a security header scan against a target domain, returning an analysis of HTTP security headers and their configurations.
- [the402.ai Text-to-Speech Purchase](https://www.zero.xyz/c/api-the402-ai-24fd6d44/llms.txt): $0.021/call via x402. Converts input text into synthesized speech audio via a paid API call on the402.ai marketplace
- [the402.ai Web Scrape Purchase](https://www.zero.xyz/c/api-the402-ai-35cc5827/llms.txt): $0.003/call via x402. Purchases a web scraping job on the402.ai marketplace, returning scraped content from a target URL via x402 micropayment
- [Evidence-to-SOP Compiler](https://www.zero.xyz/c/evidence-to-sop-compiler-0a8a6bc6/llms.txt): $2.1/call via x402. Compiles a set of evidence inputs (e.g. documents, URLs, data) into a structured Standard Operating Procedure (SOP) document
- [the402 Participant API Key Rotation](https://www.zero.xyz/c/the402-participant-api-key-rotation-060bee8e/llms.txt): $0.001/call via x402. Rotates (regenerates) the API key for an authenticated participant on the the402 agent service marketplace.
- [the402 — Get Job Status by ID](https://www.zero.xyz/c/the402-get-job-status-by-id-a4274bad/llms.txt): $0.001/call via x402. Retrieves the status and result of a previously submitted job on the the402.ai service marketplace by its job ID.
- [the402.ai Code Execution Service](https://www.zero.xyz/c/api-the402-ai-6afdf898/llms.txt): $0.005/call via x402. Purchases and executes code on the the402.ai AI agent service marketplace for $0.005 USDC per call
- [DocQA - Document Extraction Verifier](https://www.zero.xyz/c/api-the402-ai-471f82e3/llms.txt): $0.053/call via x402. Purchases and initiates a document extraction verification job that validates AI-extracted data against source documents
- [Quick Public Bug Reproduction and Triage](https://www.zero.xyz/c/quick-public-bug-reproduction-and-triage-59e7981b/llms.txt): $0.053/call via x402. Purchases a bug reproduction and triage job that analyzes a public bug report, reproduces it, and returns structured findings via job ID
- [MCP Server Security Quick Audit](https://www.zero.xyz/c/api-the402-ai-a56fbc2f/llms.txt): $0.105/call via x402. Performs a rapid security audit of an MCP (Model Context Protocol) server, identifying vulnerabilities and security risks.
- [the402.ai Thread Payment Verification](https://www.zero.xyz/c/api-the402-ai-c48ccb25/llms.txt): $0.001/call via x402. Verifies that a service has been delivered for a specific thread and releases the associated payment to the provider
- [the402.ai SSL Certificate Check](https://www.zero.xyz/c/api-the402-ai-434a59e1/llms.txt): $0.002/call via x402. Checks the SSL certificate status of a given domain, returning validity, expiry, and trust chain details
- [the402.ai Web Search](https://www.zero.xyz/c/api-the402-ai-221053e9/llms.txt): $0.011/call via x402. Performs a paid web search query and returns results, billed per call at $0.011 USDC via x402 micropayment.
- [the402.ai List Bids on Posting](https://www.zero.xyz/c/the402-ai-list-bids-on-posting-ab43f42b/llms.txt): $0.001/call via x402. Retrieves all bids submitted on a specific posting you have created on the402.ai agent service marketplace
- [US Stock Price Lookup](https://www.zero.xyz/c/us-stock-price-lookup-086c39c9/llms.txt): $0.011/call via x402. Fetches the current price of a US-listed stock by ticker symbol via a paid x402 API call
- [Public Robots.txt Crawler Policy Lookup](https://www.zero.xyz/c/public-robots-txt-crawler-policy-lookup-17eaaf53/llms.txt): $0.053/call via x402. Fetches and parses a website's robots.txt file, returning crawler rules, crawl delay settings, and sitemap URLs
- [Base USDC Yield Risk Snapshot](https://www.zero.xyz/c/base-usdc-yield-risk-snapshot-b76cd765/llms.txt): $0.105/call via x402. Purchases and initiates a yield risk snapshot analysis for USDC yield products on the Base blockchain network
- [HTTP Redirect Chain Analyzer — Status, Origin & Downgrade Evidence](https://www.zero.xyz/c/http-redirect-chain-analyzer-status-origin-downgrade-evidence-ff133874/llms.txt): $0.021/call via x402. Purchases an analysis of a public HTTP redirect chain, returning job status and thread ID for retrieving redirect path details, origin server info, and protocol downgrade evidence.
- [Public JSON-LD & Schema.org Entity Inventory Purchase](https://www.zero.xyz/c/public-json-ld-schema-org-entity-inventory-purchase-bb99ecc0/llms.txt): $0.053/call via x402. Purchases and retrieves a structured JSON-LD / Schema.org entity inventory via micropayment on the the402 marketplace
- [the402.ai MCP Server Security Audit Purchase](https://www.zero.xyz/c/api-the402-ai-81c9a534/llms.txt): $1.05/call via x402. Initiates a paid security audit of an MCP (Model Context Protocol) server, returning a job ID for tracking the audit result
- [the402.ai Verify Service Delivery & Release Payment](https://www.zero.xyz/c/api-the402-ai-be1e09ec/llms.txt): $0.001/call via x402. Verifies that a purchased service has been delivered and releases the held payment to the provider
- [the402.ai Website Performance Analysis](https://www.zero.xyz/c/api-the402-ai-5e44b61b/llms.txt): $0.368/call via x402. Purchases and triggers an AI-powered website performance analysis service on the402.ai marketplace
- [README to ICP Extractor](https://www.zero.xyz/c/readme-to-icp-extractor-fc34e2c2/llms.txt): $0.053/call via x402. Extracts Ideal Customer Profile (ICP) information from a README file, returning a structured job for async processing
- [the402.ai Image Generation Purchase](https://www.zero.xyz/c/api-the402-ai-faf44fad/llms.txt): $0.053/call via x402. Purchases an AI image generation job on the402.ai marketplace via x402 micropayment, returning a generated image
- [Federal Grant Go/No-Go Decision Brief](https://www.zero.xyz/c/federal-grant-go-no-go-decision-brief-75d953bc/llms.txt): $2.625/call via x402. Generates an AI-powered go/no-go decision brief assessing whether a federal grant opportunity is worth pursuing
- [the402.ai List Bids on Request](https://www.zero.xyz/c/the402-ai-list-bids-on-request-79613f0e/llms.txt): $0.001/call via x402. Retrieves a list of bids submitted by service providers in response to a specific posting/request on the402.ai agent marketplace
- [CI Secret Scan Coverage Snapshot](https://www.zero.xyz/c/ci-secret-scan-coverage-snapshot-8f1e4c66/llms.txt): $0.315/call via x402. Purchases and triggers a snapshot audit of secret scanning coverage across a CI/CD pipeline configuration
- [the402.ai Content Analysis API](https://www.zero.xyz/c/the402-ai-content-analysis-api-998538cc/llms.txt): $0.011/call via x402. Purchases and triggers a content analysis job via x402 micropayment, returning a job ID and status for async processing
- [Agent Cost Forensics](https://www.zero.xyz/c/api-the402-ai-a5e398d2/llms.txt): $5.25/call via x402. Purchases an AI agent cost forensics analysis job that examines and breaks down the cost components of running AI agents
- [AI Style Guide Generator](https://www.zero.xyz/c/api-the402-ai-81af8206/llms.txt): $0.525/call via x402. Generates a comprehensive AI-powered style guide for a brand, product, or creative project
- [the402.ai Image OCR](https://www.zero.xyz/c/api-the402-ai-00b4ddd4/llms.txt): $0.011/call via x402. Submits an image OCR job via the402.ai, extracting text from an image identified by a service ID
- [The402.ai Agent/Provider Wallet Reputation Score](https://www.zero.xyz/c/th

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