{"uid":"cap_dwM2VsrQZrzJ6AnuAi6oZ","slug":"stableemail-read-21ef6fd7","name":"StableEmail Read Subdomain Inbox Message","description":"Read a single subdomain inbox message ($0.001). Returns text, HTML, and attachment download URLs (1hr expiry). Message content available for 90 days from receipt.","url":"https://stableemail.dev/api/subdomain/inbox/messages/read?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["messageId"],"properties":{"messageId":{"type":"string","minLength":1}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["email","send","inbox","forwarding","subdomain","social"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.001","per":"call","confidence":"exact"},{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y1wbj3QFbNYly_CXiLuqN","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x20c000000000000000000000b9537d11c60e8b50","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_CSJYotHfzfcO06UHgbMzq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"StableEmail","brandSlug":"stableemail","brandBaseUrl":"https://stableemail.dev","brandDocsUrl":"https://stableemail.dev","whatItDoes":"Retrieves the full content of a single subdomain inbox message, including text, HTML body, and time-limited attachment download URLs.","exampleAgentPrompt":"Fetch the full content of the StableEmail inbox message with ID msg_abc123 — I need the text body, HTML, and any attachment links.","exampleUseCases":null,"resultDescription":"Returns the full text and HTML body of the specified email message, along with download URLs for any attachments (URLs expire after 1 hour). Message content is accessible for up to 90 days from when it was received.","failureModes":["messageId not found or does not exist — returns 404 or error response","messageId is older than 90 days — content no longer available","attachment download URLs have expired after 1 hour — need to re-fetch","malformed or empty messageId — returns validation error","payment failure or insufficient USDC balance — returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you have a specific messageId from a StableEmail subdomain inbox and need to retrieve the full message content including HTML, plain text, and attachment links. Ideal for programmatic email reading workflows where messages arrive at a stableemail.dev subdomain address and you need to process or relay their content.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T06:41:23.992Z","isFirstParty":false,"canonicalSlug":"stableemail-read-21ef6fd7"}