diff --git a/SKILL.md b/SKILL.md
index 0ac5272..67ec639 100644
--- a/SKILL.md
+++ b/SKILL.md
@@ -191,9 +191,10 @@ View daemon logs.
 | Option | Default | Description |
 |--------|---------|-------------|
 | `-f, --follow` | false | Follow log output (like `tail -f`) |
+| `-c, --coco` | false | Show Cashu wallet-engine (coco) logs instead of daemon logs |
 | `-n, --lines <number>` | 50 | Number of lines to show |
 
-Log files are stored at `~/.routstrd/logs/YYYY-MM-DD.log`.
+Log files are stored at `~/.routstrd/logs/YYYY-MM-DD.log`. Wallet-engine (Cashu/coco) diagnostics go to a separate `~/.routstrd/coco-logs/YYYY-MM-DD.log` so they don't pollute the main daemon logs.
 
 ## Wallet Commands
 
@@ -317,4 +318,5 @@ When `routstrd onboard` runs, it automatically configures a `routstr` provider i
 | `~/.routstrd/routstr.db` | SQLite database |
 | `~/.routstrd/routstrd.sock` | IPC socket |
 | `~/.routstrd/routstrd.pid` | PID file |
-| `~/.routstrd/logs/YYYY-MM-DD.log` | Daily log files |
+| `~/.routstrd/logs/YYYY-MM-DD.log` | Daily daemon log files |
+| `~/.routstrd/coco-logs/YYYY-MM-DD.log` | Daily Cashu wallet-engine (coco) log files |
diff --git a/src/cli.ts b/src/cli.ts
index cd38571..fd3ae3f 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -25,7 +25,7 @@ import {
   LOGS_DIR,
   type RoutstrdConfig,
 } from "./utils/config";
-import { logger } from "./utils/logger";
+import { COCO_LOGS_DIR, logger } from "./utils/logger";
 import { setupIntegration, runIntegrationsForClients } from "./integrations";
 import { stopLegacyCocod } from "./daemon/wallet/coco-client";
 import { getClientsList } from "./utils/clients";
@@ -1948,11 +1948,11 @@ program
   });
 
 // Logs
-function getLogFileForDate(date: Date = new Date()): string {
+function getLogFileForDate(logsDir: string, date: Date = new Date()): string {
   const year = date.getFullYear();
   const month = String(date.getMonth() + 1).padStart(2, "0");
   const day = String(date.getDate()).padStart(2, "0");
-  return `${LOGS_DIR}/${year}-${month}-${day}.log`;
+  return `${logsDir}/${year}-${month}-${day}.log`;
 }
 
 function readLastLines(file: string, lines: number): string {
@@ -1993,17 +1993,19 @@ program
   .command("logs")
   .description("View daemon logs")
   .option("-f, --follow", "Follow log output", false)
+  .option("-c, --coco", "Show Cashu wallet-engine (coco) logs instead of daemon logs", false)
   .option("-n, --lines <number>", "Number of lines to show", "50")
-  .action(async (options: { follow: boolean; lines: string }) => {
+  .action(async (options: { follow: boolean; lines: string; coco: boolean }) => {
     await requireLocalDaemon();
-    const todayFile = getLogFileForDate();
+    const logsDir = options.coco ? COCO_LOGS_DIR : LOGS_DIR;
+    const todayFile = getLogFileForDate(logsDir);
     const yesterday = new Date();
     yesterday.setDate(yesterday.getDate() - 1);
-    const yesterdayFile = getLogFileForDate(yesterday);
+    const yesterdayFile = getLogFileForDate(logsDir, yesterday);
 
     if (!existsSync(todayFile) && !existsSync(yesterdayFile)) {
       console.log("No log files found. Daemon may not have started yet.");
-      console.log(`Logs directory: ${LOGS_DIR}`);
+      console.log(`Logs directory: ${logsDir}`);
       process.exit(1);
     }
 
diff --git a/src/daemon/wallet/coco-client.ts b/src/daemon/wallet/coco-client.ts
index 2b351a3..2b6bc1b 100644
--- a/src/daemon/wallet/coco-client.ts
+++ b/src/daemon/wallet/coco-client.ts
@@ -30,7 +30,7 @@ import type {
   NpcAddress,
   NpcUsernameResult,
 } from "./cocod-client";
-import { logger } from "../../utils/logger";
+import { cocoLogger, logger } from "../../utils/logger";
 
 const NPC_DEFAULT_BASE_URL = "https://npubx.cash";
 
@@ -148,9 +148,10 @@ function createCocoLogger(bindings: Record<string, unknown> = {}): CocoLogger {
   ) => {
     // Coco diagnostics may contain proof secrets or encoded tokens. Keep only
     // an explicit metadata allowlist; startup counts and operation IDs remain
-    // useful without copying wallet material into routstrd's logs.
+    // useful without copying wallet material into routstrd's logs. Written to
+    // ~/.routstrd/coco-logs/ so wallet-engine noise stays out of the main logs.
     const metadata = safeCocoMetadata([bindings, ...meta]);
-    logger[level](
+    cocoLogger[level](
       `[coco] ${message}`,
       ...(Object.keys(metadata).length > 0 ? [metadata] : []),
     );
diff --git a/src/start-daemon.ts b/src/start-daemon.ts
index 9e45702..a9c58a5 100644
--- a/src/start-daemon.ts
+++ b/src/start-daemon.ts
@@ -9,7 +9,6 @@ import { logger } from "./utils/logger";
 import { CONFIG_DIR, LOGS_DIR } from "./utils/config";
 import { withCrossProcessLock } from "./utils/process-lock";
 import { fileURLToPath } from "url";
-import { existsSync } from "fs";
 
 const DAEMON_STARTUP_LOCK_PATH = `${CONFIG_DIR}/routstrd-startup.lock`;
 const DEBUG_LOG_PATH = `${CONFIG_DIR}/debug.log`;
diff --git a/src/utils/logger.ts b/src/utils/logger.ts
index 2a4311c..fa77fb6 100644
--- a/src/utils/logger.ts
+++ b/src/utils/logger.ts
@@ -4,25 +4,27 @@ import { join } from "path";
 const HOME = process.env.HOME || process.env.USERPROFILE || "";
 const LOG_DIR = process.env.ROUTSTRD_DIR || `${HOME}/.routstrd`;
 const LOGS_DIR = join(LOG_DIR, "logs");
+/** Wallet-engine (coco-core / Cashu) diagnostics land in their own directory. */
+export const COCO_LOGS_DIR = join(LOG_DIR, "coco-logs");
 
-function getLogFileForDate(date: Date = new Date()): string {
+function getLogFileForDate(logsDir: string, date: Date = new Date()): string {
   const year = date.getFullYear();
   const month = String(date.getMonth() + 1).padStart(2, "0");
   const day = String(date.getDate()).padStart(2, "0");
-  return join(LOGS_DIR, `${year}-${month}-${day}.log`);
+  return join(logsDir, `${year}-${month}-${day}.log`);
 }
 
-function ensureLogDir() {
-  if (!existsSync(LOGS_DIR)) {
-    mkdirSync(LOGS_DIR, { recursive: true });
+function ensureDir(dir: string) {
+  if (!existsSync(dir)) {
+    mkdirSync(dir, { recursive: true });
   }
 }
 
 // NOTE: writes are synchronous on purpose — the daemon calls process.exit()
 // right after logger.error(...) on fatal paths, and async writes were being
 // silently dropped, making startup failures invisible.
-function writeLog(level: string, ...args: unknown[]) {
-  ensureLogDir();
+function writeLog(logsDir: string, level: string, ...args: unknown[]) {
+  ensureDir(logsDir);
   const timestamp = new Date().toISOString();
   const message = args
     .map((a) => {
@@ -40,7 +42,7 @@ function writeLog(level: string, ...args: unknown[]) {
     })
     .join(" ");
   const line = `[${timestamp}] [${level}] ${message}\n`;
-  const logFile = getLogFileForDate(new Date(timestamp));
+  const logFile = getLogFileForDate(logsDir, new Date(timestamp));
   try {
     appendFileSync(logFile, line);
   } catch (error) {
@@ -48,20 +50,23 @@ function writeLog(level: string, ...args: unknown[]) {
   }
 }
 
-export const logger = {
-  log: (...args: unknown[]) => {
-    writeLog("INFO", ...args);
-  },
-  debug: (...args: unknown[]) => {
-    writeLog("DEBUG", ...args);
-  },
-  warn: (...args: unknown[]) => {
-    writeLog("WARN", ...args);
-  },
-  error: (...args: unknown[]) => {
-    writeLog("ERROR", ...args);
-  },
-  info: (...args: unknown[]) => {
-    writeLog("INFO", ...args);
-  },
-};
+export interface FileLogger {
+  log: (...args: unknown[]) => void;
+  debug: (...args: unknown[]) => void;
+  warn: (...args: unknown[]) => void;
+  error: (...args: unknown[]) => void;
+  info: (...args: unknown[]) => void;
+}
+
+function createLogger(logsDir: string): FileLogger {
+  return {
+    log: (...args) => writeLog(logsDir, "INFO", ...args),
+    debug: (...args) => writeLog(logsDir, "DEBUG", ...args),
+    warn: (...args) => writeLog(logsDir, "WARN", ...args),
+    error: (...args) => writeLog(logsDir, "ERROR", ...args),
+    info: (...args) => writeLog(logsDir, "INFO", ...args),
+  };
+}
+
+export const logger = createLogger(LOGS_DIR);
+export const cocoLogger = createLogger(COCO_LOGS_DIR);