# O que empresas como a sua usam

166 empresas no usedby usam Resend com prova pública (mercado geral). T4; 10 CONFIRMED, 4 DECLARED, 152 OBSERVED, 0 SIGNAL. https://www.usedby.ai/pt/peers?category=email-delivery&limit=8

As contagens abrangem empresas registradas no usedby, não participação de mercado. Os quatro níveis de comprovação contam. Portes desconhecidos são excluídos apenas das visões por porte. Seus requisitos não foram avaliados.

```json
{
  "status": "answered",
  "category": {
    "slug": "email-delivery",
    "name": "Envio e modelos de e-mail"
  },
  "industry": null,
  "size": null,
  "country": null,
  "answeringTier": "T4",
  "tiersTried": [
    {
      "tier": "T1",
      "label": "mesmo setor e porte",
      "companies": 0,
      "tools": 0,
      "smallSample": true,
      "skipped": true,
      "topTools": []
    },
    {
      "tier": "T2",
      "label": "mesmo setor",
      "companies": 0,
      "tools": 0,
      "smallSample": true,
      "skipped": true,
      "topTools": []
    },
    {
      "tier": "T3",
      "label": "mesma família de setores",
      "companies": 0,
      "tools": 0,
      "smallSample": true,
      "skipped": true,
      "topTools": []
    },
    {
      "tier": "T4",
      "label": "mercado geral",
      "companies": 166,
      "tools": 1,
      "smallSample": false,
      "skipped": false,
      "topTools": [
        "Resend"
      ]
    }
  ],
  "sample": {
    "companies": 166,
    "strongProofShare": 0.08433734939759036,
    "sizeKnownShare": 0.13855421686746988,
    "excludedVendorCompanies": 0
  },
  "tools": {
    "total": 1,
    "listed": [
      {
        "name": "Resend",
        "slug": "resend",
        "companies": 166,
        "mix": {
          "confirmed": 10,
          "declared": 4,
          "observed": 152,
          "signal": 0
        },
        "countryCount": null,
        "latestCheck": "2026-11-13T18:23:05.077Z",
        "alreadyUses": false,
        "largestPeers": {
          "total": 23,
          "listed": [
            {
              "usageId": "cmwdvdx3a0076wt4e8j6kedpy",
              "company": "Warner Bros",
              "slug": "warner-bros",
              "proof": "OBSERVED",
              "size": "MEGA",
              "lastCheckedAt": "2026-11-13T18:21:10.414Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdvdx3a0076wt4e8j6kedpy",
                "method": "LOGO_WALL",
                "original": "https://resend.com/customers"
              }
            },
            {
              "usageId": "cmwdve7jt007swt4en7xzknmd",
              "company": "Decathlon",
              "slug": "decathlon",
              "proof": "OBSERVED",
              "size": "MEGA",
              "lastCheckedAt": "2026-11-13T18:21:10.414Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdve7jt007swt4en7xzknmd",
                "method": "LOGO_WALL",
                "original": "https://resend.com/customers"
              }
            },
            {
              "usageId": "cmwdvf9mg0093wt4egry8aq4h",
              "company": "eBay",
              "slug": "ebay",
              "proof": "OBSERVED",
              "size": "MEGA",
              "lastCheckedAt": "2026-11-13T18:21:10.414Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdvf9mg0093wt4egry8aq4h",
                "method": "LOGO_WALL",
                "original": "https://resend.com/customers"
              }
            }
          ],
          "overflow": 20
        },
        "strongProofPeers": {
          "total": 14,
          "listed": [
            {
              "usageId": "cmwdvflie009nwt4enw8yw3kx",
              "company": "MrBeast",
              "slug": "mrbeast-mrbeast-com",
              "proof": "CONFIRMED",
              "size": null,
              "lastCheckedAt": "2026-11-13T18:23:05.077Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdvflie009nwt4enw8yw3kx",
                "method": "CASE_STUDY",
                "original": "https://resend.com/customers/mrbeast"
              }
            },
            {
              "usageId": "cmwdve16s007dwt4epgvkamtu",
              "company": "Raycast",
              "slug": "raycast",
              "proof": "CONFIRMED",
              "size": null,
              "lastCheckedAt": "2026-11-13T18:21:10.414Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdve16s007dwt4epgvkamtu",
                "method": "CASE_STUDY",
                "original": "https://resend.com/customers/raycast"
              }
            },
            {
              "usageId": "cmwdve2qs007hwt4ey90l0iax",
              "company": "Replit",
              "slug": "replit",
              "proof": "CONFIRMED",
              "size": "MEDIUM",
              "lastCheckedAt": "2026-11-13T18:21:10.414Z",
              "source": {
                "url": "https://www.usedby.ai/claims/cmwdve2qs007hwt4ey90l0iax",
                "method": "CASE_STUDY",
                "original": "https://resend.com/customers/replit"
              }
            }
          ],
          "overflow": 11
        },
        "why": [
          {
            "text": "It lets our team stay focused on building the larger platform rather than getting pulled into the overhead that typically comes with legacy email infrastructure.",
            "sourceUrl": "https://resend.com/customers/mrbeast",
            "sourceLang": "en",
            "field": "highlightText",
            "usageId": "cmwdvflie009nwt4enw8yw3kx",
            "company": {
              "name": "MrBeast",
              "slug": "mrbeast-mrbeast-com"
            }
          },
          {
            "text": "Switching over to Resend from SendGrid marked a significant improvement in our email management. We started with a small test - waitlist emails for our iOS and Windows apps. Within 30 minutes, we were done.",
            "sourceUrl": "https://resend.com/customers/raycast",
            "sourceLang": "en",
            "field": "highlightText",
            "usageId": "cmwdve16s007dwt4epgvkamtu",
            "company": {
              "name": "Raycast",
              "slug": "raycast"
            }
          }
        ],
        "momentum": {
          "status": "available",
          "windowDays": 90,
          "companies": 4,
          "signalCompanies": 0,
          "basis": "public_proof_arrival"
        },
        "reasonStatus": "published"
      }
    ],
    "overflow": 0
  },
  "alreadyUses": [],
  "alreadyUsesTotal": 0,
  "alreadyUsesOverflow": 0,
  "summary": "166 empresas no usedby usam Resend com prova pública (mercado geral). T4; 10 CONFIRMED, 4 DECLARED, 152 OBSERVED, 0 SIGNAL. https://www.usedby.ai/pt/peers?category=email-delivery&limit=8",
  "compareUrl": null,
  "limitations": [
    "Os usos públicos no usedby não representam participação de mercado nem recomendações. Os requisitos não são avaliados.",
    "Portes desconhecidos são excluídos da visão das maiores empresas. Nenhum uso é ocultado por sua idade.",
    "T1 é ignorado porque o porte da empresa é desconhecido.",
    "O setor é desconhecido; são mostrados dados do mercado geral."
  ],
  "source": {
    "url": "https://www.usedby.ai/pt/peers?category=email-delivery&limit=8",
    "terms": "https://www.usedby.ai/terms",
    "citation": "Source: usedby, https://www.usedby.ai/pt/peers?category=email-delivery&limit=8"
  }
}
```