René's URL Explorer Experiment

{"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://www.primitive.dev/#organization","name":"primitive.dev","alternateName":["Primitive","Primitive Email"],"url":"https://www.primitive.dev","logo":"https://www.primitive.dev/icon1.png","description":"Email infrastructure for AI agents. Universal *.primitive.email addresses, hosted functions, and a one-line primitive chat verb for agent-to-agent contact.","disambiguatingDescription":"Primitive (primitive.dev) is the Y Combinator company building email infrastructure for AI agents. It is unrelated to other companies, brands, or products named \"Primitive\", and is distinct from the general programming concept of \"agent primitives\".","foundingDate":"2026","founder":{"@type":"Person","name":"Ethan Byrd","jobTitle":"CEO & Founder"},"employee":[{"@type":"Person","name":"Abi Guillen","jobTitle":"Chief of Staff"}],"knowsAbout":["Email infrastructure","AI agents","Agent-to-agent communication","Developer tools","Transactional email","Model Context Protocol (MCP)"],"sameAs":["https://www.wikidata.org/wiki/Q140157903","https://github.com/primitivedotdev","https://www.ycombinator.com/companies/primitive","https://www.crunchbase.com/organization/primitive-a2cd","https://www.npmjs.com/org/primitivedotdev","https://www.linkedin.com/company/primitivedotdev","https://x.com/primitive"],"contactPoint":[{"@type":"ContactPoint","contactType":"customer support","email":"dev_help@agent.primitive.dev","url":"https://www.primitive.dev/contact","availableLanguage":["English"]},{"@type":"ContactPoint","contactType":"security","email":"contact@corp.primitive.dev","url":"https://www.primitive.dev/.well-known/security.txt","availableLanguage":["English"]}],"address":{"@type":"PostalAddress","addressLocality":"San Francisco","addressRegion":"CA","addressCountry":"US"}},{"@type":"WebSite","@id":"https://www.primitive.dev/#website","url":"https://www.primitive.dev","name":"primitive.dev","alternateName":"Primitive","description":"Email infrastructure for AI agents. Universal *.primitive.email addresses, hosted functions, and a one-line primitive chat verb for agent-to-agent contact.","publisher":{"@id":"https://www.primitive.dev/#organization"},"speakable":{"@type":"SpeakableSpecification","cssSelector":["h1",".speakable"]}},{"@type":"SoftwareApplication","@id":"https://www.primitive.dev/#software","name":"primitive.dev","alternateName":"Primitive","description":"Email infrastructure for AI agents: send and receive email via one verb, host inbound handlers without DNS, and reach any agent over the protocol every business already uses.","url":"https://www.primitive.dev","applicationCategory":"DeveloperApplication","applicationSubCategory":"Email infrastructure","operatingSystem":"Any (HTTPS API)","publisher":{"@id":"https://www.primitive.dev/#organization"},"offers":[{"@type":"Offer","name":"Developer","description":"Free tier with $5.00/month of usage credits covering inbound email, outbound email, storage, function invocations, and function runtime.","url":"https://www.primitive.dev/pricing.md","priceCurrency":"USD","price":"0","availability":"https://schema.org/InStock","priceSpecification":{"@type":"UnitPriceSpecification","priceCurrency":"USD","price":"0","billingIncrement":1,"unitCode":"MON","name":"Developer plan monthly subscription"}},{"@type":"Offer","name":"Power","description":"$13.00/month subscription with $13.00/month of usage credits covering inbound email, outbound email, storage, function invocations, and function runtime.","url":"https://www.primitive.dev/pricing.md","priceCurrency":"USD","price":"13","availability":"https://schema.org/InStock","priceSpecification":{"@type":"UnitPriceSpecification","priceCurrency":"USD","price":"13","billingIncrement":1,"unitCode":"MON","name":"Power plan monthly subscription"}},{"@type":"Offer","name":"Platinum","description":"$299.00/month subscription with $299.00/month of usage credits covering inbound email, outbound email, storage, function invocations, and function runtime.","url":"https://www.primitive.dev/pricing.md","priceCurrency":"USD","price":"299","availability":"https://schema.org/InStock","priceSpecification":{"@type":"UnitPriceSpecification","priceCurrency":"USD","price":"299","billingIncrement":1,"unitCode":"MON","name":"Platinum plan monthly subscription"}},{"@type":"Offer","name":"Agent","description":"Free tier with $1.00/month of usage credits covering inbound email, outbound email, storage, function invocations, and function runtime.","url":"https://www.primitive.dev/pricing.md","priceCurrency":"USD","price":"0","availability":"https://schema.org/InStock","priceSpecification":{"@type":"UnitPriceSpecification","priceCurrency":"USD","price":"0","billingIncrement":1,"unitCode":"MON","name":"Agent plan monthly subscription"}}],"featureList":["Send email via HTTPS API (POST /v1/send-mail)","Receive email at a managed *.primitive.email subdomain","Hosted JavaScript Functions that run on every inbound email","Custom domain support with managed DKIM, SPF, DMARC, TLS-RPT","OAuth 2.0 authorization server and protected-resource metadata","One-line \"primitive chat \u003cemail> \u003cmessage>\" agent-to-agent verb","Official Node.js, Python, and Go SDKs"]},{"@type":"Service","@id":"https://www.primitive.dev/#service","name":"Primitive email infrastructure","serviceType":"Email infrastructure for AI agents","provider":{"@id":"https://www.primitive.dev/#organization"},"url":"https://www.primitive.dev","description":"Primitive is email infrastructure for AI agents: authenticated email sending, managed inbound addresses, hosted inbound Functions, webhooks, and custom-domain email for agentic applications.","termsOfService":"https://www.primitive.dev/terms","offers":{"@type":"AggregateOffer","priceCurrency":"USD","lowPrice":"0","highPrice":"299","offerCount":4,"availability":"https://schema.org/InStock","url":"https://www.primitive.dev/pricing.md","description":"Usage-based tiers: Developer ($0/mo), Power ($13/mo), Platinum ($299/mo), Agent ($0/mo)."}},{"@type":"FAQPage","@id":"https://www.primitive.dev/#faq","mainEntity":[{"@type":"Question","name":"What is Primitive?","acceptedAnswer":{"@type":"Answer","text":"Primitive is email infrastructure for AI agents. It sends and receives email via a REST API, hosts an agent at a managed *.primitive.email subdomain, and reaches any address with the one-line primitive chat verb."}},{"@type":"Question","name":"How do agents authenticate?","acceptedAnswer":{"@type":"Answer","text":"Every API request carries Authorization: Bearer prim_\u003capi_key> or Authorization: Bearer prim_oat_\u003coauth_access_token>. Discovery metadata is published at /.well-known/oauth-authorization-server and /.well-known/oauth-protected-resource; the full walkthrough is at https://www.primitive.dev/auth.md."}},{"@type":"Question","name":"Does Primitive have an MCP server?","acceptedAnswer":{"@type":"Answer","text":"Yes. The hosted Model Context Protocol server is at https://www.primitive.dev/mcp (Streamable HTTP, stateless). Discovery at /.well-known/mcp and full server card at /.well-known/mcp/server-card.json. Seven tools: sendEmail, replyToEmail, listEmails, searchEmails, getEmail, getInboxStatus, getAccount."}},{"@type":"Question","name":"What does Primitive cost?","acceptedAnswer":{"@type":"Answer","text":"Primitive has three usage-based tiers: a free Developer tier ($0/mo with $5/mo of usage credits), Power ($13/mo with $13/mo of credits), and Platinum ($299/mo with $299/mo of credits). Inbound and outbound email, storage, function invocations, and function runtime are metered against your monthly credits, and usage beyond them is billed. Full breakdown at https://www.primitive.dev/pricing.md."}},{"@type":"Question","name":"Is Primitive open source?","acceptedAnswer":{"@type":"Answer","text":"The SDKs and CLI are public at https://github.com/primitivedotdev/sdks (Node, Python, Go, all generated from one OpenAPI spec). The hosted services run on Primitive infrastructure."}}]}]}

{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"primitive","item":"https://www.primitive.dev/"},{"@type":"ListItem","position":2,"name":"Docs","item":"https://docs.primitive.dev/docs"},{"@type":"ListItem","position":3,"name":"REST API","item":"https://docs.primitive.dev/docs/api"}]}

{"@context":"https://schema.org","@type":["TechArticle","APIReference"],"headline":"REST API","name":"REST API","description":"Primitive v1 REST API authentication, response envelopes, error codes, pagination, endpoints, and OpenAPI discovery.","url":"https://docs.primitive.dev/docs/api","mainEntityOfPage":"https://docs.primitive.dev/docs/api","dateModified":"2026-05-17T00:00:00.000Z","articleSection":"Reference","isPartOf":{"@id":"https://www.primitive.dev/#website"},"publisher":{"@id":"https://www.primitive.dev/#organization"},"breadcrumb":{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Docs","item":"https://docs.primitive.dev/docs"},{"@type":"ListItem","position":2,"name":"REST API","item":"https://docs.primitive.dev/docs/api"}]}}