diff --git a/app/actions/runAudit.ts b/app/actions/runAudit.ts
index 87b04136..aa4174e4 100644
--- a/app/actions/runAudit.ts
+++ b/app/actions/runAudit.ts
@@ -47,7 +47,7 @@ async function notifyWorker(auditId: string, pdfEmail?: string) {
   }
 }
 
-const ALL_ENGINES: Engine[] = ["rule", "spec", "dns", "links", "vu1nz", "claude", "openai", "gemini", "qwen", "kimi", "deepseek", "perplexity"];
+const ALL_ENGINES: Engine[] = ["rule", "spec", "dns", "links", "vu1nz", "claude", "openai", "gemini", "qwen", "kimi", "deepseek", "perplexity", "fugu"];
 
 function normalizeEngines(input: unknown, signedIn: boolean): Engine[] {
   if (!signedIn) return ["rule"];
diff --git a/components/charts/engine-trend.tsx b/components/charts/engine-trend.tsx
index 744da6df..3508fee6 100644
--- a/components/charts/engine-trend.tsx
+++ b/components/charts/engine-trend.tsx
@@ -33,6 +33,7 @@ const ENGINE_COLORS: Record<Engine, string> = {
   kimi: "#ec4899",
   deepseek: "#ef4444",
   perplexity: "#06b6d4",
+  fugu: "#eab308",
 };
 
 export function EngineTrend({
diff --git a/components/engines-panel.tsx b/components/engines-panel.tsx
index 09c55ba1..74512a0d 100644
--- a/components/engines-panel.tsx
+++ b/components/engines-panel.tsx
@@ -6,7 +6,7 @@ import { DEFAULT_PROJECT_ENGINES, ENGINES, selectionCost, type Engine } from "@/
 import { runScanForProject } from "@/app/actions/runAudit";
 import { updateProjectEngines } from "@/app/actions/projects";
 
-const ENGINE_ORDER: Engine[] = ["rule", "spec", "dns", "links", "vu1nz", "claude", "openai", "gemini", "perplexity", "qwen", "kimi", "deepseek"];
+const ENGINE_ORDER: Engine[] = ["rule", "spec", "dns", "links", "vu1nz", "claude", "openai", "gemini", "perplexity", "qwen", "kimi", "deepseek", "fugu"];
 
 export function EnginesPanel({
   projectId,
diff --git a/lib/audit/fugu-engine.ts b/lib/audit/fugu-engine.ts
new file mode 100644
index 00000000..0f0c3760
--- /dev/null
+++ b/lib/audit/fugu-engine.ts
@@ -0,0 +1,18 @@
+import { env } from "../env";
+import { oaCompatAudit } from "./oa-compat-engine";
+import type { ClaudeAuditResult } from "./claude-engine";
+
+// Sakana Fugu — an orchestration model that routes each request across a
+// swappable pool of frontier LLMs. Speaks the OpenAI-compatible Chat
+// Completions API (Sakana also offers a Responses API, but oa-compat is
+// chat-completions + streaming JSON, same as every other engine here).
+// Base URL + model are env-overridable; defaults match Sakana's console.
+export async function fuguAudit(targetUrl: string): Promise<ClaudeAuditResult> {
+  return oaCompatAudit(targetUrl, {
+    apiKey: env.fuguApiKey,
+    baseURL: env.fuguBaseUrl,
+    model: env.fuguModel,
+    providerLabel: "Sakana Fugu",
+    maxOutputTokens: 32_000,
+  });
+}
diff --git a/lib/credits.ts b/lib/credits.ts
index 8bc88b4d..790af4de 100644
--- a/lib/credits.ts
+++ b/lib/credits.ts
@@ -69,7 +69,8 @@ export type Engine =
   | "kimi"
   | "gemini"
   | "deepseek"
-  | "perplexity";
+  | "perplexity"
+  | "fugu";
 
 export const DEFAULT_PROJECT_ENGINES: Engine[] = ["rule", "dns"];
 
@@ -166,6 +167,13 @@ export const ENGINES: Record<Engine, EngineMeta> = {
     blurb:
       "Web-grounded with live citations. Frames your site the way Perplexity's answer engine would surface it to users.",
   },
+  fugu: {
+    label: "Sakana Fugu",
+    cost: SCAN_CREDITS,
+    available: true,
+    blurb:
+      "Sakana AI's orchestration model — routes each request across a swappable pool of frontier LLMs for a frontier-level, vendor-neutral second opinion.",
+  },
 };
 
 export function engineCost(engine: Engine): number {
diff --git a/lib/env.ts b/lib/env.ts
index bba31717..01ae0494 100644
--- a/lib/env.ts
+++ b/lib/env.ts
@@ -63,6 +63,12 @@ export const env = {
   moonshotApiKey: process.env.MOONSHOT_API_KEY ?? "",     // Kimi
   deepseekApiKey: process.env.DEEPSEEK_API_KEY ?? "",
   perplexityApiKey: process.env.PERPLEXITY_API_KEY ?? "", // Sonar API
+  // Sakana Fugu — orchestration model, OpenAI-compatible Chat Completions.
+  // Base URL + model are env-overridable; defaults match Sakana's console
+  // (https://api.sakana.ai/v1, model "fugu"; "fugu-ultra" is the higher tier).
+  fuguApiKey: process.env.FUGU_API_KEY ?? "",
+  fuguBaseUrl: process.env.FUGU_BASE_URL ?? "https://api.sakana.ai/v1",
+  fuguModel: process.env.FUGU_MODEL ?? "fugu",
   // DataForSEO — keyword research for Autoblog. Basic-auth credentials.
   dataforseoLogin: process.env.DATAFORSEO_LOGIN ?? "",
   dataforseoPassword: process.env.DATAFORSEO_PASSWORD ?? "",
diff --git a/worker/index.ts b/worker/index.ts
index c09c717f..82c3dd11 100644
--- a/worker/index.ts
+++ b/worker/index.ts
@@ -13,6 +13,7 @@ import { qwenAudit } from "../lib/audit/qwen-engine";
 import { kimiAudit } from "../lib/audit/kimi-engine";
 import { deepseekAudit } from "../lib/audit/deepseek-engine";
 import { perplexityAudit } from "../lib/audit/perplexity-engine";
+import { fuguAudit } from "../lib/audit/fugu-engine";
 import { toMarkdown } from "../lib/audit/markdown";
 import { Resend } from "resend";
 import { renderPdf, renderPdfFromHtml } from "./pdf";
@@ -346,7 +347,8 @@ async function processJob(job: Job) {
         | "qwen"
         | "kimi"
         | "deepseek"
-        | "perplexity") ?? "rule";
+        | "perplexity"
+        | "fugu") ?? "rule";
     console.log(`[worker] audit ${auditId} engine=${engine}`);
 
     let score: number;
@@ -373,6 +375,7 @@ async function processJob(job: Job) {
       kimi: kimiAudit,
       deepseek: deepseekAudit,
       perplexity: perplexityAudit,
+      fugu: fuguAudit,
     } as const;
 
     if (engine === "spec") {