{"uid":"cap_0jJVUaD5kA4v5NBTm0sMq","slug":"is-email-hosted-by-sendgrid-bulk-cc3b6595","name":"Is Email Hosted by SendGrid Bulk","description":"Bulk is email hosted by sendgrid: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.","url":"https://email.intel.rallylive.ca/bulk/email/hosted-by/sendgrid?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cxW8BakmuU0J5c3LvaVQH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks up to 20 domains at once to determine whether each domain's email is hosted by SendGrid, returning results in input order with per-item error fields and a failure count.","exampleAgentPrompt":"Check all of these domains at once and tell me which ones have their email hosted by SendGrid: stripe.com, shopify.com, twilio.com, zendesk.com, and intercom.com.","exampleUseCases":[{"title":"Sales prospect email stack enrichment","prompt":"I have a list of 15 prospect domains from our CRM — can you tell me which of them are using SendGrid to host their email? The domains are: acme.com, globex.com, initech.com, umbrella.com, soylent.com, cyberdyne.com, weyland.com, omni.com, tyrell.com, skynet.com, rekall.com, tessier.com, abstergo.com, armacham.com, and veridian.com."},{"title":"Competitive email infrastructure analysis","prompt":"We're researching which of our top 20 competitors use SendGrid for email hosting. Can you batch-check all of these domains and give me a breakdown of which ones are on SendGrid?"},{"title":"Marketing tool vendor detection","prompt":"I need to audit these 12 client domains to see if any of them are sending email through SendGrid — can you run a bulk check and flag which ones come back as SendGrid-hosted, including any errors?"}],"resultDescription":"An ordered list of results matching the input domain list, where each item contains a boolean indicating whether the domain's email is hosted by SendGrid, a per-item error field for any lookup failures, and a top-level failure count summarizing how many items could not be resolved.","failureModes":["DNS lookup failure for one or more domains returns a per-item error with the failure noted","Invalid or malformed domain names may produce errors in the per-item error field","Exceeding the 20-domain limit may result in a request rejection","Network timeout or Cloudflare DoH unavailability could cause per-item or batch-level failures","Non-existent domains with no MX records will return a negative result or error"],"whenToPreferThis":"Use this endpoint when you need to check whether multiple domains (up to 20) host their email via SendGrid in a single API call, rather than making individual single-domain requests. Ideal for bulk data enrichment pipelines, sales intelligence workflows, or competitive analysis where you hold a list of domains and want concurrent processing with ordered results and fault tolerance per item.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:45:50.243Z","isFirstParty":false,"canonicalSlug":"is-email-hosted-by-sendgrid-bulk-cc3b6595"}