diff --git a/dev/apollo-federation/supergraph.graphql b/dev/apollo-federation/supergraph.graphql
index 99cf12d958..c627f3eb2b 100644
--- a/dev/apollo-federation/supergraph.graphql
+++ b/dev/apollo-federation/supergraph.graphql
@@ -558,6 +558,19 @@ enum InvoicePaymentStatus
   PENDING @join__enumValue(graph: PUBLIC)
 }
 
+input IsFlashNpubInput
+  @join__type(graph: PUBLIC)
+{
+  npub: npub!
+}
+
+type IsFlashNpubPayload
+  @join__type(graph: PUBLIC)
+{
+  errors: [Error!]!
+  isFlashNpub: Boolean
+}
+
 scalar join__FieldSet
 
 enum join__Graph {
@@ -1348,6 +1361,7 @@ type Query
   businessMapMarkers: [MapMarker!]!
   currencyList: [Currency!]!
   globals: Globals
+  isFlashNpub(input: IsFlashNpubInput!): IsFlashNpubPayload
   lnInvoicePaymentStatus(input: LnInvoicePaymentStatusInput!): LnInvoicePaymentStatusPayload!
   me: User
   mobileVersions: [MobileVersions]
diff --git a/src/app/accounts/index.ts b/src/app/accounts/index.ts
index 27090b95da..f19c154899 100644
--- a/src/app/accounts/index.ts
+++ b/src/app/accounts/index.ts
@@ -36,6 +36,10 @@ export const getAccount = async (
   return accounts.findById(accountId)
 }
 
+export const findByNpub = async (npub: Npub): Promise<Account | RepositoryError> => {
+  return accounts.findByNpub(npub)
+}
+
 export const getAccountFromUserId = async (
   kratosUserId: UserId,
 ): Promise<Account | RepositoryError> => {
diff --git a/src/graphql/public/queries.ts b/src/graphql/public/queries.ts
index c9956d9bb4..0f0ba6f364 100644
--- a/src/graphql/public/queries.ts
+++ b/src/graphql/public/queries.ts
@@ -17,7 +17,7 @@ import AccountDefaultWalletQuery from "@graphql/public/root/query/account-defaul
 import AccountDefaultWalletIdQuery from "@graphql/public/root/query/account-default-wallet-id"
 import LnInvoicePaymentStatusQuery from "@graphql/public/root/query/ln-invoice-payment-status"
 import NpubByUserNameQuery from "./root/query/username-npub-query"
-import { npubByUsername } from "@app/accounts"
+import IsFlashNpubQuery from "./root/query/is-flash-npub-query"
 
 export const queryFields = {
   unauthed: {
@@ -34,6 +34,7 @@ export const queryFields = {
     btcPriceList: BtcPriceListQuery,
     lnInvoicePaymentStatus: LnInvoicePaymentStatusQuery,
     npubByUsername: NpubByUserNameQuery,
+    isFlashNpub: IsFlashNpubQuery,
   },
   authed: {
     atAccountLevel: {
diff --git a/src/graphql/public/root/query/is-flash-npub-query.ts b/src/graphql/public/root/query/is-flash-npub-query.ts
new file mode 100644
index 0000000000..002900cdde
--- /dev/null
+++ b/src/graphql/public/root/query/is-flash-npub-query.ts
@@ -0,0 +1,33 @@
+import { GT } from "@graphql/index"
+import { Accounts } from "@app"
+import {
+  IsFlashNpubInput,
+  IsFlashNpubPayload,
+} from "@graphql/public/types/object/is-flash-npub"
+import Npub from "@graphql/shared/types/scalar/npub"
+import { RepositoryError } from "@domain/errors"
+
+const IsFlashNpubQuery = GT.Field({
+  type: IsFlashNpubPayload,
+  args: {
+    input: {
+      type: GT.NonNull(IsFlashNpubInput),
+    },
+  },
+  resolve: async (_, args) => {
+    const {
+      input: { npub },
+    } = args
+    if (npub instanceof Error) {
+      throw npub
+    }
+    const output = await Accounts.findByNpub(npub)
+    if (output instanceof RepositoryError) return { isFlashNpub: false }
+    else if (output instanceof Error) throw output
+    return {
+      isFlashNpub: true,
+    }
+  },
+})
+
+export default IsFlashNpubQuery
diff --git a/src/graphql/public/schema.graphql b/src/graphql/public/schema.graphql
index fc290efa98..8119e1e221 100644
--- a/src/graphql/public/schema.graphql
+++ b/src/graphql/public/schema.graphql
@@ -425,6 +425,15 @@ enum InvoicePaymentStatus {
   PENDING
 }
 
+input IsFlashNpubInput {
+  npub: npub!
+}
+
+type IsFlashNpubPayload {
+  errors: [Error!]!
+  isFlashNpub: Boolean
+}
+
 scalar Language
 
 type LnInvoice {
@@ -1046,6 +1055,7 @@ type Query {
   businessMapMarkers: [MapMarker!]!
   currencyList: [Currency!]!
   globals: Globals
+  isFlashNpub(input: IsFlashNpubInput!): IsFlashNpubPayload
   lnInvoicePaymentStatus(input: LnInvoicePaymentStatusInput!): LnInvoicePaymentStatusPayload!
   me: User
   mobileVersions: [MobileVersions]
diff --git a/src/graphql/public/types/object/is-flash-npub.ts b/src/graphql/public/types/object/is-flash-npub.ts
new file mode 100644
index 0000000000..cf9fc52970
--- /dev/null
+++ b/src/graphql/public/types/object/is-flash-npub.ts
@@ -0,0 +1,22 @@
+import { GT } from "@graphql/index"
+import IError from "../../../shared/types/abstract/error"
+import Npub from "@graphql/shared/types/scalar/npub"
+
+const IsFlashNpubInput = GT.Input({
+  name: "IsFlashNpubInput",
+  fields: () => ({
+    npub: { type: GT.NonNull(Npub) },
+  }),
+})
+
+const IsFlashNpubPayload = GT.Object({
+  name: "IsFlashNpubPayload",
+  fields: () => ({
+    errors: {
+      type: GT.NonNullList(IError),
+    },
+    isFlashNpub: { type: GT.Boolean },
+  }),
+})
+
+export { IsFlashNpubInput, IsFlashNpubPayload }