curl --request GET \
  --url https://api.letterdrop.com/api/v2/accounts/lookup \
  --header 'api-key: <api-key>'

const options = {method: 'GET', headers: {'api-key': '<api-key>'}};

fetch('https://api.letterdrop.com/api/v2/accounts/lookup', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.letterdrop.com/api/v2/accounts/lookup"

headers = {"api-key": "<api-key>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "data": {
    "account": {
      "account_id": "domain:acme.com",
      "company_name": "Acme",
      "company_domain": "acme.com",
      "company_size": "1001-5000",
      "company_industry": "Software Development",
      "company_hq_country": "US",
      "company_hq_location": "San Francisco, California",
      "company_description": "Acme makes workflow software for finance teams.",
      "company_logo_url": "https://cdn.letterdrop.co/logos/acme.png",
      "account_competitors": "HubSpot, Salesforce",
      "account_competitor_cycle_stage": "Early Stage",
      "account_competitor_cycle_reason": "Three decision makers engaged HubSpot sales reps in the last 30 days; no deal activity yet.",
      "account_priority": "High",
      "account_icp_fit": true,
      "account_icp_fit_reason": "Matches the industries and company sizes of your closed-won customers.",
      "account_confirmed_competitor": "HubSpot - Source: https://jobs.example.com/acme/marketing-ops-manager",
      "account_confirmed_project": "",
      "account_estimated_renewal_date": "2027-03-01",
      "account_optimal_outreach_date": "",
      "account_evaluating_vendors_confirmed": false,
      "account_signal_freshness": "Recent",
      "first_signal_date": "2026-10-02",
      "first_signal_date_approximate": false,
      "latest_signal_date": "2026-10-28",
      "latest_signal_summary": "Jane Doe engaged with a Vice President of Sales at HubSpot.",
      "crm_account_url": "https://app.hubspot.com/contacts/12345678/company/17598685516",
      "crm_account_owner_name": "Alex Owner",
      "crm_account_owner_email": "alex@example.com",
      "crm_is_customer": false,
      "crm_has_open_opp": true,
      "crm_opp_count": 1,
      "crm_latest_opp_id": "64931875364",
      "crm_latest_opp_stage": "S1: Discover (SAO)",
      "crm_latest_opp_amount": 24000,
      "crm_latest_opp_pipeline": "New Business",
      "crm_latest_opp_created_date": "2026-10-29",
      "crm_latest_opp_close_date": "2026-12-15",
      "crm_latest_opp_owner_name": "Alex Owner",
      "crm_latest_opp_owner_email": "alex@example.com",
      "crm_latest_opp_is_renewal": false,
      "crm_custom_fields": {
        "hubspot:company:Tier": [
          "A"
        ]
      },
      "outreach_status": "reached_out_after_signal",
      "outreach_started": true,
      "outreach_any_replied": true,
      "outreach_attribution": "direct_reply",
      "outreach_attribution_reason": "The meeting was booked after Jane replied to the Oct 24 outreach.",
      "outreach_summary": "First touch four days after the signal; a meeting was booked a week later.",
      "outreach_before_signal": false,
      "outreach_lead_source": "outbound",
      "outreach_last_date": "2026-10-24",
      "outreach_last_before_signal_date": "",
      "outreach_first_after_signal_date": "2026-10-24",
      "outreach_meeting_booked_date": "2026-10-30",
      "account_contact_count": 3,
      "contacts": [
        {
          "contact_name": "Jane Doe",
          "contact_job_title": "VP Marketing",
          "contact_linkedin_url": "https://example.com/in/jane-doe",
          "contact_type": "Engaged Contact",
          "contact_role": "champion",
          "contact_bucket": "strong",
          "contact_buying_committee_role": "business_evaluator",
          "contact_first_signal_date": "2026-10-02",
          "contact_latest_signal_date": "2026-10-28",
          "signal_freshness": "Recent",
          "recommended_channels": "Email + Call",
          "recommended_email": true,
          "recommended_linkedin": false,
          "recommended_call": true,
          "outreach_contacted": true,
          "outreach_replied": false,
          "outreach_contacted_by_name": "Alex Owner",
          "outreach_contacted_by_email": "alex@example.com",
          "signals": [
            {
              "signal_id": "6aa5558899db31a0da3c9465",
              "signal_summary": "Engaged with a Vice President of Sales at HubSpot",
              "signal_post_url": "https://example.com/posts/7392000000000000000",
              "signal_freshness": "Recent",
              "signal_date": "2026-10-28",
              "signal_collected_date": "2026-10-28",
              "competitor_name": "HubSpot",
              "competitor_rep_title": "Vice President of Sales"
            },
            {
              "signal_id": "6aa5558899db31a0da3c9411",
              "signal_summary": "Engaged with an Account Executive at HubSpot",
              "signal_post_url": "",
              "signal_freshness": "Recent",
              "signal_date": "2026-10-02",
              "signal_collected_date": "2026-10-02",
              "competitor_name": "HubSpot",
              "competitor_rep_title": "Account Executive"
            }
          ]
        }
      ]
    }
  },
  "meta": {
    "api_version": "2",
    "data_as_of": "2026-11-02T09:36:28.016Z",
    "cache": "hit"
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "<string>",
    "details": [
      {
        "path": "<string>",
        "message": "<string>"
      }
    ]
  }
}