{"uid":"cap__nfVuae6WfPrNlPWT85z4","slug":"stableemail-e28b216d","name":"StableEmail Inbox Send (Own Address)","description":"Send from your inbox address ($0.005)","url":"https://stableemail.dev/api/inbox/send","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"cc":{"type":"array","items":{"type":"string","format":"email","pattern":"^(?!\\.)(?!.*\\.\\.)([A-Za-z0-9_'+\\-\\.]*)[A-Za-z0-9_+-]@([A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$"},"maxItems":50,"minItems":1},"to":{"type":"array","items":{"type":"string","format":"email","pattern":"^(?!\\.)(?!.*\\.\\.)([A-Za-z0-9_'+\\-\\.]*)[A-Za-z0-9_+-]@([A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$"},"maxItems":50,"minItems":1},"html":{"type":"string","maxLength":256000},"text":{"type":"string","maxLength":256000},"replyTo":{"type":"string","format":"email","pattern":"^(?!\\.)(?!.*\\.\\.)([A-Za-z0-9_'+\\-\\.]*)[A-Za-z0-9_+-]@([A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$"},"subject":{"type":"string","maxLength":998,"minLength":1},"username":{"type":"string","allOf":[{"pattern":"^[a-z0-9][a-z0-9-]{1,28}[a-z0-9]$"},{"pattern":"^(?!.*--)"}]},"attachments":{"type":"array","items":{"type":"object","required":["content","contentType","filename"],"properties":{"content":{"type":"string","maxLength":5000000},"filename":{"type":"string","maxLength":255,"minLength":1},"contentType":{"type":"string","maxLength":255,"minLength":1}},"additionalProperties":false},"maxItems":5}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_TUCsZHv2PPHLcoax2omu5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Sends an email from the user's own StableEmail inbox/forwarding address rather than the shared relay address","exampleAgentPrompt":"Send an email from my StableEmail inbox address to john@example.com with the subject 'Invoice Ready' and body 'Hi John, your invoice for April is attached. Thanks!'","exampleUseCases":null,"resultDescription":"Returns a delivery confirmation with a message ID and send status indicating whether the email was successfully dispatched from the user's own StableEmail inbox address.","failureModes":["Inbox not verified or DNS/SES setup incomplete — returns verification error","Insufficient USDC balance to cover $0.005 per-send fee — returns payment failure","Invalid recipient email address format — returns validation error","Inbox expired or not topped up — returns inbox status error","Rate limit exceeded — returns throttling error","Missing required fields (to, subject, body) — returns bad request error"],"whenToPreferThis":"Choose this endpoint over the shared relay send (relay@stableemail.dev) when the recipient should see the email coming from the user's own inbox address rather than a generic StableEmail relay. Ideal for cases where sender identity and trust matter — e.g. transactional emails, personal outreach, or branded subdomain communication. Costs the same $0.005 per send as the relay option but preserves the sender's own address identity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:41:56.149Z","isFirstParty":false}