diff --git a/package.json b/package.json
index 62d36717e5..ad7d944930 100644
--- a/package.json
+++ b/package.json
@@ -7,12 +7,12 @@
     "tests/"
   ],
   "scripts": {
-    "build:clients": "./scripts/multiplexer.sh ./scripts/builds/clients.sh ${0:-all} ${1:-all}",
+    "build:clients": "./scripts/multiplexer.sh ${2:-nonverbose} ./scripts/builds/clients.sh ${0:-all} ${1:-all}",
     "build:specs": "./scripts/builds/specs.sh ${0:-all} ${1:-yaml}",
     "build": "yarn build:specs && yarn build:clients",
     "clean": "rm -rf **/dist **/build **/node_modules",
-    "cts:generate": "yarn workspace tests build && ./scripts/multiplexer.sh yarn workspace tests generate ${0:-all} ${1:-all} && yarn workspace tests lint:fix",
-    "cts:test": "./scripts/multiplexer.sh ./scripts/runCTS.sh ${0:-javascript} all",
+    "cts:generate": "yarn workspace tests build && ./scripts/multiplexer.sh ${2:-nonverbose} yarn workspace tests generate ${0:-all} ${1:-all} && yarn workspace tests lint:fix",
+    "cts:test": "./scripts/multiplexer.sh ${1:-nonverbose} ./scripts/runCTS.sh ${0:-javascript} all",
     "docker:build": "./scripts/docker/build.sh",
     "docker:clean": "docker stop dev; docker rm -f dev; docker image rm -f api-clients-automation",
     "docker:mount": "./scripts/docker/mount.sh",
@@ -20,8 +20,8 @@
     "docker": "docker exec dev yarn $*",
     "lint": "eslint --ext=ts .",
     "post:generate": "./scripts/post-gen/global.sh",
-    "generate": "./scripts/multiplexer.sh ./scripts/generate.sh ${0:-all} ${1:-all} && yarn post:generate",
-    "playground": "./scripts/multiplexer.sh ./scripts/playground.sh ${0:-javascript} ${1:-search}",
+    "generate": "./scripts/multiplexer.sh ${2:-nonverbose} ./scripts/generate.sh ${0:-all} ${1:-all} && yarn post:generate",
+    "playground": "./scripts/multiplexer.sh ${2:-nonverbose} ./scripts/playground.sh ${0:-javascript} ${1:-search}",
     "specs:format": "yarn prettier --write specs",
     "specs:lint": "eslint --ext=yml specs/ .github/"
   },
diff --git a/scripts/builds/clients.sh b/scripts/builds/clients.sh
index 1d9d3c1bf7..aabb944e43 100755
--- a/scripts/builds/clients.sh
+++ b/scripts/builds/clients.sh
@@ -19,16 +19,19 @@ build_client(){
     if [[ $lang == 'javascript' ]]; then
         yarn workspace $package build
     elif [[ $lang == 'java' ]]; then
-        set +e
-
-        log=$(mvn clean install -f clients/$package/pom.xml)
-
-        if [[ $? != 0 ]]; then
-            echo "$log"
-            exit 1
+        CMD="mvn clean install -f clients/$package/pom.xml"
+        if [[ $VERBOSE == "true" ]]; then
+            $CMD
+        else
+            set +e
+            log=$($CMD)
+
+            if [[ $? != 0 ]]; then
+                echo "$log"
+                exit 1
+            fi
+            set -e
         fi
-
-        set -e
     fi
 }
 
diff --git a/scripts/generate.sh b/scripts/generate.sh
index 6468568931..13267a04aa 100755
--- a/scripts/generate.sh
+++ b/scripts/generate.sh
@@ -22,18 +22,20 @@ run_pre_gen() {
 }
 
 generate_client() {
-    set +e
-
     echo "> Generating code for $generator..."
-
-    log=$(yarn openapi-generator-cli generate --generator-key "$generator")
-
-    if [[ $? != 0 ]]; then
-        echo "$log"
-        exit 1
+    CMD="yarn openapi-generator-cli generate --generator-key $generator"
+    if [[ $VERBOSE == "true" ]]; then
+        $CMD
+    else
+        set +e
+        log=$($CMD)
+
+        if [[ $? != 0 ]]; then
+            echo "$log"
+            exit 1
+        fi
+        set -e
     fi
-
-    set -e
 }
 
 # Run the post generation script if it exists.
diff --git a/scripts/multiplexer.sh b/scripts/multiplexer.sh
index 2f1ef9aae4..dc4315d29b 100755
--- a/scripts/multiplexer.sh
+++ b/scripts/multiplexer.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Call this script with multiplexer.sh <cmd> <lang | all> <client | all>
+# Call this script with multiplexer.sh <verbose | nonverbose> <cmd (can be as long as you want)> <lang | all> <client | all>
 # to run the cmd for all the required lang-client combination
 
 if [[ ! $CI ]] && [[ ! $DOCKER ]]; then
@@ -15,10 +15,15 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null && pwd)"
 # Move to the root (easier to locate other scripts)
 cd ${DIR}/..
 
-CMD=${@:1:$#-2} # all arguments but the last 2
+CMD=${@:2:$#-3} # all arguments but the last 2 and first one
 LANGUAGE=${@: -2:1} # before last argument
 CLIENT=${@: -1} # last argument
 
+if [[ $1 == "verbose" ]]; then
+    export VERBOSE=true
+    echo "Verbose mode"
+fi
+
 if [[ $CMD == "./scripts/playground.sh" ]] && ([[ $LANGUAGE == "all" ]] || [[ $CLIENT == "all" ]]); then
     echo "You cannot use 'all' when running the playground, please specify the language and client"
 
diff --git a/scripts/post-gen/global.sh b/scripts/post-gen/global.sh
index 99e62dcde7..90f28574f4 100755
--- a/scripts/post-gen/global.sh
+++ b/scripts/post-gen/global.sh
@@ -11,18 +11,20 @@ if [[ ! $DOCKER ]]; then
 fi
 
 format_specs() {
-    set +e
-
     echo "> Formatting specs..."
-
-    log=$(yarn specs:format)
-
-    if [[ $? != 0 ]]; then
-        echo "$log"
-        exit 1
+    CMD="yarn specs:format"
+    if [[ $VERBOSE == "true" ]]; then
+        $CMD
+    else
+        set +e
+        log=$($CMD)
+
+        if [[ $? != 0 ]]; then
+            echo "$log"
+            exit 1
+        fi
+        set -e
     fi
-
-    set -e
 }
 
 format_specs
diff --git a/scripts/post-gen/java.sh b/scripts/post-gen/java.sh
index 13f1afb8d5..9751f8f2b5 100755
--- a/scripts/post-gen/java.sh
+++ b/scripts/post-gen/java.sh
@@ -15,8 +15,6 @@ find "$CLIENT" -type f -name "*.java" | xargs sed -i -e 's~= {}~= new Object()~g
 echo "package com.algolia.model;public class OneOfintegerstring {}" > $CLIENT/algoliasearch-core/com/algolia/model/OneOfintegerstring.java
 
 format_client() {
-    set +e
-
     echo "> Formatting $GENERATOR..."
 
     # Download the formatter if not present and run it
@@ -35,14 +33,19 @@ format_client() {
                                                      --add-exports jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED \
                                                      -jar dist/$javaFormatter -r
 
-    log=$(yarn prettier --write $CLIENT/**/*.java)
-
-    if [[ $? != 0 ]]; then
-        echo "$log"
-        exit 1
+    CMD="yarn prettier --write $CLIENT/**/*.java"
+    if [[ $VERBOSE == "true" ]]; then
+        $CMD
+    else
+        set +e
+        log=$($CMD)
+
+        if [[ $? != 0 ]]; then
+            echo "$log"
+            exit 1
+        fi
+        set -e
     fi
-
-    set -e
 }
 
 format_client
diff --git a/scripts/post-gen/javascript.sh b/scripts/post-gen/javascript.sh
index b3403697a1..1f27a99b6f 100755
--- a/scripts/post-gen/javascript.sh
+++ b/scripts/post-gen/javascript.sh
@@ -9,24 +9,25 @@ mkdir -p $CLIENT/utils
 cp -R clients/algoliasearch-client-javascript/utils/ $CLIENT/
 
 lint_client() {
-    set +e
-
     echo "> Linting ${GENERATOR}..."
-
-    log=$(eslint --ext=ts ${CLIENT} --fix)
-
-    if [[ $? != 0 ]]; then
-        # jsdoc/require-hyphen-before-param-description fails to lint more than
-        # 6 parameters, we re-run the script if failed to lint the rest
-        eslint --ext=ts ${CLIENT} --fix
+    CMD="yarn eslint --ext=ts ${CLIENT} --fix"
+    if [[ $VERBOSE == "true" ]]; then
+        $CMD
+    else
+        set +e
+        log=$($CMD)
 
         if [[ $? != 0 ]]; then
-            exit 1
+            # jsdoc/require-hyphen-before-param-description fails to lint more than
+            # 6 parameters, we re-run the script if failed to lint the rest
+            $CMD
+
+            if [[ $? != 0 ]]; then
+                exit 1
+            fi
         fi
+        set -e
     fi
-
-    set -e
-
 }
 
 lint_client