diff --git a/internal/portal/src/app.tsx b/internal/portal/src/app.tsx
index 5c775984..be14f512 100644
--- a/internal/portal/src/app.tsx
+++ b/internal/portal/src/app.tsx
@@ -15,6 +15,7 @@ import CreateDestination from "./scenes/CreateDestination/CreateDestination";
 
 type ApiClient = {
   fetch: (path: string, init?: RequestInit) => Promise<any>;
+  fetchRoot: (path: string, init?: RequestInit) => Promise<any>;
 };
 
 // API error response from the server
@@ -96,32 +97,42 @@ function AuthenticatedApp({
   tenant: TenantResponse;
   token: string;
 }) {
+  const handleResponse = async (res: Response) => {
+    if (!res.ok) {
+      let error: ApiError;
+      try {
+        const data = await res.json();
+        error = new ApiError(
+          data.message || res.statusText,
+          data.status || res.status,
+          Array.isArray(data.data) ? data.data : undefined,
+        );
+      } catch (e) {
+        error = new ApiError(res.statusText, res.status);
+      }
+      throw error;
+    }
+    return res.json();
+  };
+
+  const makeHeaders = (init?: RequestInit) => ({
+    "Content-Type": "application/json",
+    Authorization: `Bearer ${token}`,
+    ...init?.headers,
+  });
+
   const apiClient: ApiClient = {
     fetch: (path: string, init?: RequestInit) => {
       return fetch(`/api/v1/tenants/${tenant.id}/${path}`, {
         ...init,
-        headers: {
-          "Content-Type": "application/json",
-          Authorization: `Bearer ${token}`,
-          ...init?.headers,
-        },
-      }).then(async (res) => {
-        if (!res.ok) {
-          let error: ApiError;
-          try {
-            const data = await res.json();
-            error = new ApiError(
-              data.message || res.statusText,
-              data.status || res.status,
-              Array.isArray(data.data) ? data.data : undefined,
-            );
-          } catch (e) {
-            error = new ApiError(res.statusText, res.status);
-          }
-          throw error;
-        }
-        return res.json();
-      });
+        headers: makeHeaders(init),
+      }).then(handleResponse);
+    },
+    fetchRoot: (path: string, init?: RequestInit) => {
+      return fetch(`/api/v1/${path}`, {
+        ...init,
+        headers: makeHeaders(init),
+      }).then(handleResponse);
     },
   };
 
diff --git a/internal/portal/src/common/RetryDeliveryButton/RetryDeliveryButton.tsx b/internal/portal/src/common/RetryDeliveryButton/RetryDeliveryButton.tsx
index c46d48d0..ffed12ef 100644
--- a/internal/portal/src/common/RetryDeliveryButton/RetryDeliveryButton.tsx
+++ b/internal/portal/src/common/RetryDeliveryButton/RetryDeliveryButton.tsx
@@ -5,7 +5,8 @@ import { showToast } from "../Toast/Toast";
 import { ApiContext, formatError } from "../../app";
 
 interface RetryDeliveryButtonProps {
-  attemptId: string;
+  eventId: string;
+  destinationId: string;
   disabled: boolean;
   loading: boolean;
   completed: (success: boolean) => void;
@@ -14,7 +15,8 @@ interface RetryDeliveryButtonProps {
 }
 
 const RetryDeliveryButton: React.FC<RetryDeliveryButtonProps> = ({
-  attemptId,
+  eventId,
+  destinationId,
   disabled,
   loading,
   completed,
@@ -29,8 +31,12 @@ const RetryDeliveryButton: React.FC<RetryDeliveryButtonProps> = ({
       e.stopPropagation();
       setRetrying(true);
       try {
-        await apiClient.fetch(`attempts/${attemptId}/retry`, {
+        await apiClient.fetchRoot("retry", {
           method: "POST",
+          body: JSON.stringify({
+            event_id: eventId,
+            destination_id: destinationId,
+          }),
         });
         showToast("success", "Retry successful.");
         completed(true);
@@ -41,7 +47,7 @@ const RetryDeliveryButton: React.FC<RetryDeliveryButtonProps> = ({
 
       setRetrying(false);
     },
-    [apiClient, attemptId, completed],
+    [apiClient, eventId, destinationId, completed],
   );
 
   return (
diff --git a/internal/portal/src/common/RetryEventButton/RetryEventButton.tsx b/internal/portal/src/common/RetryEventButton/RetryEventButton.tsx
deleted file mode 100644
index c6435488..00000000
--- a/internal/portal/src/common/RetryEventButton/RetryEventButton.tsx
+++ /dev/null
@@ -1,60 +0,0 @@
-import React, { useCallback, useContext, useState, MouseEvent } from "react";
-import Button from "../Button/Button";
-import { ReplayIcon } from "../Icons";
-import { showToast } from "../Toast/Toast";
-import { ApiContext, formatError } from "../../app";
-
-interface RetryEventButtonProps {
-  eventId: string;
-  destinationId: string;
-  disabled: boolean;
-  loading: boolean;
-  completed: (success: boolean) => void;
-}
-
-const RetryEventButton: React.FC<RetryEventButtonProps> = ({
-  eventId,
-  destinationId,
-  disabled,
-  loading,
-  completed,
-}) => {
-  const apiClient = useContext(ApiContext);
-  const [retrying, setRetrying] = useState<boolean>(false);
-
-  const retryEvent = useCallback(
-    async (e: MouseEvent<HTMLButtonElement>) => {
-      e.stopPropagation();
-      setRetrying(true);
-      try {
-        await apiClient.fetch(
-          `destinations/${destinationId}/events/${eventId}/retry`,
-          {
-            method: "POST",
-          },
-        );
-        showToast("success", "Retry successful.");
-        completed(true);
-      } catch (error: unknown) {
-        showToast("error", "Retry failed. " + formatError(error));
-        completed(false);
-      }
-
-      setRetrying(false);
-    },
-    [apiClient, destinationId, eventId, completed],
-  );
-
-  return (
-    <Button
-      minimal
-      onClick={(e) => retryEvent(e)}
-      disabled={disabled || retrying}
-      loading={loading || retrying}
-    >
-      <ReplayIcon />
-    </Button>
-  );
-};
-
-export default RetryEventButton;
diff --git a/internal/portal/src/destination-types.tsx b/internal/portal/src/destination-types.tsx
index 180dc8f5..80bf1082 100644
--- a/internal/portal/src/destination-types.tsx
+++ b/internal/portal/src/destination-types.tsx
@@ -1,11 +1,17 @@
+import { useContext } from "react";
 import useSWR from "swr";
 import { DestinationTypeReference } from "./typings/Destination";
+import { ApiContext } from "./app";
 
 export function useDestinationTypes(): Record<
   string,
   DestinationTypeReference
 > {
-  const { data } = useSWR<DestinationTypeReference[]>("destination-types");
+  const apiClient = useContext(ApiContext);
+  const { data } = useSWR<DestinationTypeReference[]>(
+    "destination-types",
+    (path: string) => apiClient.fetchRoot(path),
+  );
   if (!data) {
     return {};
   }
diff --git a/internal/portal/src/scenes/CreateDestination/CreateDestination.tsx b/internal/portal/src/scenes/CreateDestination/CreateDestination.tsx
index 4948f2fd..524b7c9f 100644
--- a/internal/portal/src/scenes/CreateDestination/CreateDestination.tsx
+++ b/internal/portal/src/scenes/CreateDestination/CreateDestination.tsx
@@ -12,9 +12,10 @@ import { useNavigate } from "react-router-dom";
 import { useContext, useEffect, useState } from "react";
 import { ApiContext, formatError } from "../../app";
 import { showToast } from "../../common/Toast/Toast";
-import useSWR, { mutate } from "swr";
+import { mutate } from "swr";
 import TopicPicker from "../../common/TopicPicker/TopicPicker";
 import { DestinationTypeReference, Filter } from "../../typings/Destination";
+import { useDestinationTypes } from "../../destination-types";
 import DestinationConfigFields from "../../common/DestinationConfigFields/DestinationConfigFields";
 import FilterField from "../../common/FilterField/FilterField";
 import { FilterSyntaxGuide } from "../../common/FilterSyntaxGuide/FilterSyntaxGuide";
@@ -30,7 +31,7 @@ type Step = {
   FormFields: (props: {
     defaultValue: Record<string, any>;
     onChange: (value: Record<string, any>) => void;
-    destinations?: DestinationTypeReference[];
+    destinationTypes?: Record<string, DestinationTypeReference>;
   }) => React.ReactNode;
   action: string;
 };
@@ -96,17 +97,17 @@ const DESTINATION_TYPE_STEP: Step = {
     return true;
   },
   FormFields: ({
-    destinations,
+    destinationTypes,
     defaultValue,
     onChange,
   }: {
-    destinations?: DestinationTypeReference[];
+    destinationTypes?: Record<string, DestinationTypeReference>;
     defaultValue: Record<string, any>;
     onChange?: (value: Record<string, any>) => void;
   }) => (
     <div className="destination-types">
       <div className="destination-types__container">
-        {destinations?.map((destination) => (
+        {Object.values(destinationTypes ?? {}).map((destination) => (
           <label key={destination.type} className="destination-type-option">
             <input
               type="radio"
@@ -151,16 +152,14 @@ const CONFIGURATION_STEP: Step = {
   },
   FormFields: ({
     defaultValue,
-    destinations,
+    destinationTypes,
     onChange,
   }: {
     defaultValue: Record<string, any>;
-    destinations?: DestinationTypeReference[];
+    destinationTypes?: Record<string, DestinationTypeReference>;
     onChange?: (value: Record<string, any>) => void;
   }) => {
-    const destinationType = destinations?.find(
-      (d) => d.type === defaultValue.type,
-    );
+    const destinationType = destinationTypes?.[defaultValue.type];
     const [filter, setFilter] = useState<Filter>(defaultValue.filter || null);
     const [showFilter, setShowFilter] = useState(!!defaultValue.filter);
     const [filterValid, setFilterValid] = useState(true);
@@ -262,8 +261,8 @@ export default function CreateDestination() {
   const [currentStepIndex, setCurrentStepIndex] = useState(0);
   const [stepValues, setStepValues] = useState<Record<string, any>>({});
   const [isCreating, setIsCreating] = useState(false);
-  const { data: destinations } =
-    useSWR<DestinationTypeReference[]>(`destination-types`);
+  const destinationTypes = useDestinationTypes();
+  const hasDestinationTypes = Object.keys(destinationTypes).length > 0;
   const [isValid, setIsValid] = useState(false);
 
   const currentStep = steps[currentStepIndex];
@@ -281,7 +280,7 @@ export default function CreateDestination() {
   const createDestination = (values: Record<string, any>) => {
     setIsCreating(true);
 
-    const destination_type = destinations?.find((d) => d.type === values.type);
+    const destination_type = destinationTypes[values.type];
 
     let topics: string[];
     if (typeof values.topics === "string") {
@@ -403,10 +402,10 @@ export default function CreateDestination() {
           }}
         >
           <div className="create-destination__step__fields">
-            {destinations ? (
+            {hasDestinationTypes ? (
               <currentStep.FormFields
                 defaultValue={stepValues}
-                destinations={destinations}
+                destinationTypes={destinationTypes}
                 onChange={(values) => {
                   setStepValues((prev) => ({ ...prev, ...values }));
                   if (currentStep.isValid) {
diff --git a/internal/portal/src/scenes/Destination/Events/AttemptDetails.tsx b/internal/portal/src/scenes/Destination/Events/AttemptDetails.tsx
index 76169392..9e62ec5f 100644
--- a/internal/portal/src/scenes/Destination/Events/AttemptDetails.tsx
+++ b/internal/portal/src/scenes/Destination/Events/AttemptDetails.tsx
@@ -12,18 +12,17 @@ const AttemptDetails = ({
 }: {
   navigateAttempt: (path: string, params?: any) => void;
 }) => {
-  const { attempt_id: attemptId } = useParams();
+  const { attempt_id: attemptId, destination_id: destinationId } = useParams();
 
   const { data: attempt } = useSWR<Attempt>(
-    `attempts/${attemptId}?include=event.data,response_data`,
+    `destinations/${destinationId}/attempts/${attemptId}?include=event.data,response_data`,
   );
 
   if (!attempt) {
     return <div>Loading...</div>;
   }
 
-  const event =
-    typeof attempt.event === "object" ? (attempt.event as EventFull) : null;
+  const event = attempt.event ? (attempt.event as EventFull) : null;
 
   return (
     <div className="drawer">
@@ -33,7 +32,8 @@ const AttemptDetails = ({
         </h3>
         <div className="drawer__header-actions">
           <RetryDeliveryButton
-            attemptId={attempt.id}
+            eventId={attempt.event_id}
+            destinationId={attempt.destination_id}
             disabled={false}
             loading={false}
             completed={() => {}}
diff --git a/internal/portal/src/scenes/Destination/Events/Attempts.tsx b/internal/portal/src/scenes/Destination/Events/Attempts.tsx
index 49299775..284270a4 100644
--- a/internal/portal/src/scenes/Destination/Events/Attempts.tsx
+++ b/internal/portal/src/scenes/Destination/Events/Attempts.tsx
@@ -67,10 +67,9 @@ const Attempts: React.FC<AttemptsProps> = ({
       searchParams.set("limit", "15");
     }
 
-    searchParams.set("destination_id", destination.id);
     searchParams.set("include", "event");
 
-    return `attempts?${searchParams.toString()}`;
+    return `destinations/${destination.id}/attempts?${searchParams.toString()}`;
   }, [destination.id, timeRange, urlSearchParams]);
 
   const {
@@ -85,10 +84,7 @@ const Attempts: React.FC<AttemptsProps> = ({
 
   const table_rows = attemptsList?.models
     ? attemptsList.models.map((attempt) => {
-        const event =
-          typeof attempt.event === "object"
-            ? (attempt.event as EventSummary)
-            : null;
+        const event = attempt.event ? (attempt.event as EventSummary) : null;
         return {
           id: attempt.id,
           active: attempt.id === (attemptId || ""),
@@ -109,7 +105,8 @@ const Attempts: React.FC<AttemptsProps> = ({
                 <Badge text="Failed" danger />
               )}
               <RetryDeliveryButton
-                attemptId={attempt.id}
+                eventId={attempt.event_id}
+                destinationId={attempt.destination_id}
                 disabled={isValidating}
                 loading={isValidating}
                 completed={(success) => {
diff --git a/internal/portal/src/typings/Event.ts b/internal/portal/src/typings/Event.ts
index 8a07bdbf..0894aec7 100644
--- a/internal/portal/src/typings/Event.ts
+++ b/internal/portal/src/typings/Event.ts
@@ -25,14 +25,16 @@ interface EventFull extends EventSummary {
 // Attempt represents a delivery attempt for an event to a destination
 interface Attempt {
   id: string;
+  event_id: string;
+  destination_id: string;
   status: "success" | "failed";
   delivered_at: string;
   code?: string;
   response_data?: Record<string, unknown>;
   attempt_number: number;
-  // Expandable fields - string (ID) or object depending on expand param
-  event: string | EventSummary | EventFull;
-  destination: string;
+  manual: boolean;
+  // Expandable field - only present when using include=event
+  event?: EventSummary | EventFull;
 }
 
 interface SeekPagination {