diff --git a/app/(main)/settings/page.tsx b/app/(main)/settings/page.tsx
index 7ffc574..5c70698 100644
--- a/app/(main)/settings/page.tsx
+++ b/app/(main)/settings/page.tsx
@@ -875,8 +875,11 @@ export default function SettingsPage() {
         await evo.saveSettings(patch)
         setEvoKeyDraft("")
         markSaved()
+        toast.success("Настройки EvoBGP сохранены")
       } catch (e) {
-        setEvoSaveErr(e instanceof Error ? e.message : "Ошибка сохранения")
+        const msg = e instanceof Error ? e.message : "Ошибка сохранения"
+        setEvoSaveErr(msg)
+        toast.error(msg)
       } finally {
         setEvoSaveBusy(false)
       }
diff --git a/backend/src/routes/evobgp.ts b/backend/src/routes/evobgp.ts
index 493fe0a..b869c46 100644
--- a/backend/src/routes/evobgp.ts
+++ b/backend/src/routes/evobgp.ts
@@ -37,6 +37,12 @@ function normalizeBaseUrl(raw: string): string {
   }
 }
 
+/** Сырой API-ключ без префикса Bearer (иначе EvoBGP получит `Bearer Bearer …`). */
+function normalizeApiKey(raw: string): string {
+  const trimmed = raw.trim()
+  return trimmed.replace(/^Bearer\s+/i, "").trim()
+}
+
 interface EvoCatalogRaw {
   modules: { items: Array<{ id: string; name: string; type: string }> }
   domains: {
@@ -158,7 +164,7 @@ async function fetchEvoJson<T>(root: string, path: string, token: string): Promi
 function credentialsFromDb(): { root: string; apiKey: string } | null {
   const row = ensureEvobgpRow()
   const root = normalizeBaseUrl(row.baseUrl)
-  const apiKey = row.apiKey.trim()
+  const apiKey = normalizeApiKey(row.apiKey)
   if (!root || !apiKey) return null
   return { root, apiKey }
 }
@@ -168,8 +174,8 @@ const evobgpRoutes: FastifyPluginAsyncZod = async (app) => {
     const row = ensureEvobgpRow()
     return reply.send({
       baseUrl: row.baseUrl ?? "",
-      enabled: row.enabled ?? false,
-      secretConfigured: Boolean(row.apiKey?.trim()),
+      enabled: Boolean(row.enabled),
+      secretConfigured: Boolean(normalizeApiKey(row.apiKey ?? "")),
     })
   })
 
@@ -183,10 +189,15 @@ const evobgpRoutes: FastifyPluginAsyncZod = async (app) => {
     let nextEnabled = cur.enabled
     let nextKey = cur.apiKey
 
-    if (parsed.data.baseUrl !== undefined) nextBase = parsed.data.baseUrl.trim()
+    if (parsed.data.baseUrl !== undefined) {
+      nextBase = normalizeBaseUrl(parsed.data.baseUrl)
+    }
     if (parsed.data.enabled !== undefined) nextEnabled = parsed.data.enabled
     if (parsed.data.apiKey !== undefined) {
-      nextKey = parsed.data.apiKey === null || parsed.data.apiKey === "" ? "" : parsed.data.apiKey.trim()
+      nextKey =
+        parsed.data.apiKey === null || parsed.data.apiKey === ""
+          ? ""
+          : normalizeApiKey(parsed.data.apiKey)
     }
 
     db.update(evobgpSettings)
@@ -202,8 +213,8 @@ const evobgpRoutes: FastifyPluginAsyncZod = async (app) => {
     const row = ensureEvobgpRow()
     return reply.send({
       baseUrl: row.baseUrl ?? "",
-      enabled: row.enabled ?? false,
-      secretConfigured: Boolean(row.apiKey?.trim()),
+      enabled: Boolean(row.enabled),
+      secretConfigured: Boolean(normalizeApiKey(row.apiKey ?? "")),
     })
   })
 
@@ -223,7 +234,7 @@ const evobgpRoutes: FastifyPluginAsyncZod = async (app) => {
     const keyRaw =
       d.apiKey !== undefined && d.apiKey.trim() !== "" ? d.apiKey : row.apiKey
     const root = normalizeBaseUrl(urlRaw.trim())
-    const token = keyRaw.trim()
+    const token = normalizeApiKey(keyRaw)
     if (!root || !token) {
       return reply.status(400).send({
         error: "Нужны базовый URL и API-ключ (в форме или уже сохранённые в БД)",
diff --git a/lib/evobgp-context.tsx b/lib/evobgp-context.tsx
index 82c413c..c150c40 100644
--- a/lib/evobgp-context.tsx
+++ b/lib/evobgp-context.tsx
@@ -10,6 +10,7 @@ import {
 } from "react"
 import { useDataSource } from "@/lib/data-source"
 import type { Domain, IpRange, Asn } from "@/lib/data"
+import { ApiClientError, requestJson } from "@/shared/api/http-client"
 
 export interface EvoBgpCommunityRow {
   id: string
@@ -66,6 +67,12 @@ interface EvoBgpContextValue {
 
 const EvoBgpContext = createContext<EvoBgpContextValue | null>(null)
 
+function errorMessage(e: unknown, fallback: string): string {
+  if (e instanceof ApiClientError) return e.message || fallback
+  if (e instanceof Error) return e.message || fallback
+  return fallback
+}
+
 export function EvoBGPProvider({ children }: { children: React.ReactNode }) {
   const { mode, backendUrl, backendStatus } = useDataSource()
   const [baseUrl, setBaseUrlState] = useState("")
@@ -86,24 +93,15 @@ export function EvoBGPProvider({ children }: { children: React.ReactNode }) {
       setLoading(true)
       setError(null)
       try {
-        const res = await fetch(`${backendUrl.replace(/\/$/, "")}/api/evobgp/catalog`, {
-          method: "POST",
-        })
-        const text = await res.text()
-        if (!res.ok) {
-          let msg = res.statusText
-          try {
-            const j = JSON.parse(text) as { error?: string; detail?: string }
-            msg = j.error ?? j.detail ?? msg
-          } catch {
-            if (text) msg = text
-          }
-          throw new Error(msg || "Ошибка EvoBGP")
-        }
-        setSnapshot(JSON.parse(text) as EvoBgpCatalogSnapshot)
+        const data = await requestJson<EvoBgpCatalogSnapshot>(
+          backendUrl,
+          "/api/evobgp/catalog",
+          { method: "POST" },
+        )
+        setSnapshot(data)
       } catch (e) {
         setSnapshot(null)
-        setError(e instanceof Error ? e.message : "Ошибка загрузки")
+        setError(errorMessage(e, "Ошибка загрузки"))
       } finally {
         setLoading(false)
       }
@@ -119,16 +117,19 @@ export function EvoBGPProvider({ children }: { children: React.ReactNode }) {
       return
     }
     try {
-      const res = await fetch(`${backendUrl.replace(/\/$/, "")}/api/evobgp/settings`)
-      if (!res.ok) throw new Error(await res.text())
-      const data = (await res.json()) as EvoBgpSettingsDto
+      const data = await requestJson<EvoBgpSettingsDto>(
+        backendUrl,
+        "/api/evobgp/settings",
+      )
       setBaseUrlState(data.baseUrl ?? "")
-      setEnabledState(data.enabled ?? false)
-      setSecretConfigured(data.secretConfigured ?? false)
+      setEnabledState(Boolean(data.enabled))
+      setSecretConfigured(Boolean(data.secretConfigured))
       setSettingsLoaded(true)
-      await pullCatalog(data.enabled ?? false)
-    } catch {
+      setError(null)
+      await pullCatalog(Boolean(data.enabled))
+    } catch (e) {
       setSettingsLoaded(true)
+      setError(errorMessage(e, "Не удалось загрузить настройки EvoBGP"))
     }
   }, [mode, backendStatus, backendUrl, pullCatalog])
 
@@ -140,27 +141,25 @@ export function EvoBGPProvider({ children }: { children: React.ReactNode }) {
 
   const saveSettings = useCallback(
     async (patch: EvoBgpSavePayload) => {
-      const res = await fetch(`${backendUrl.replace(/\/$/, "")}/api/evobgp/settings`, {
-        method: "PUT",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify(patch),
-      })
-      const text = await res.text()
-      if (!res.ok) {
-        let msg = res.statusText
-        try {
-          const j = JSON.parse(text) as { error?: string }
-          msg = j.error ?? msg
-        } catch {
-          if (text) msg = text
-        }
-        throw new Error(msg || "Не удалось сохранить")
-      }
-      const data = JSON.parse(text) as EvoBgpSettingsDto
+      const data = await requestJson<EvoBgpSettingsDto>(
+        backendUrl,
+        "/api/evobgp/settings",
+        {
+          method: "PUT",
+          body: JSON.stringify(patch),
+        },
+      )
+      const nextEnabled = Boolean(data.enabled)
       setBaseUrlState(data.baseUrl ?? "")
-      setEnabledState(data.enabled ?? false)
-      setSecretConfigured(data.secretConfigured ?? false)
-      await pullCatalog(data.enabled ?? false)
+      setEnabledState(nextEnabled)
+      setSecretConfigured(Boolean(data.secretConfigured))
+      setError(null)
+      // Каталог не должен ронять успех сохранения (401/502 на catalog ≠ «настройки не сохранились»)
+      try {
+        await pullCatalog(nextEnabled)
+      } catch {
+        /* pullCatalog already sets error state */
+      }
     },
     [backendUrl, pullCatalog],
   )
@@ -169,20 +168,20 @@ export function EvoBGPProvider({ children }: { children: React.ReactNode }) {
     await pullCatalog(enabled)
   }, [enabled, pullCatalog])
 
-  const testConnection = useCallback(async (draft?: EvoBgpTestDraft) => {
-    try {
-      const res = await fetch(`${backendUrl.replace(/\/$/, "")}/api/evobgp/test`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify(draft ?? {}),
-      })
-      const data = (await res.json().catch(() => ({}))) as { ok?: boolean; error?: string }
-      if (!res.ok) throw new Error(data.error ?? res.statusText)
-      return { ok: true, message: "Соединение с EvoBGP установлено" }
-    } catch (e) {
-      return { ok: false, message: e instanceof Error ? e.message : "Ошибка" }
-    }
-  }, [backendUrl])
+  const testConnection = useCallback(
+    async (draft?: EvoBgpTestDraft) => {
+      try {
+        await requestJson<{ ok?: boolean }>(backendUrl, "/api/evobgp/test", {
+          method: "POST",
+          body: JSON.stringify(draft ?? {}),
+        })
+        return { ok: true, message: "Соединение с EvoBGP установлено" }
+      } catch (e) {
+        return { ok: false, message: errorMessage(e, "Ошибка") }
+      }
+    },
+    [backendUrl],
+  )
 
   const value = useMemo(
     () => ({