{"id":274987,"date":"2025-10-17T10:46:20","date_gmt":"2025-10-17T08:46:20","guid":{"rendered":"https:\/\/www.unipile.com\/?p=274987"},"modified":"2026-04-29T10:29:20","modified_gmt":"2026-04-29T08:29:20","slug":"api-whatsapp-pour-envoyer-des-messages","status":"publish","type":"post","link":"https:\/\/www.unipile.com\/fr\/whatsapp-api-to-send-messages\/","title":{"rendered":"API WhatsApp pour envoyer des messages : Le guide d'int\u00e9gration complet"},"content":{"rendered":"\n[et_pb_section fb_built=”1″ custom_padding_last_edited=”on|phone” _builder_version=”4.26.0″ _module_preset=”7b1d25e0-2082-4379-a67d-f287300561ba” background_enable_image=”off” custom_margin_tablet=”” custom_margin_phone=”” custom_margin_last_edited=”on|phone” custom_padding=”0px|16px|0px|16px|true|false” custom_padding_tablet=”30px||0px||false|false” custom_padding_phone=”10px||30px||false|false” da_disable_devices=”off|off|off” locked=”off” collapsed=”off” global_colors_info=”{}” theme_builder_area=”post_content” da_is_popup=”off” da_exit_intent=”off” da_has_close=”on” da_alt_close=”off” da_dark_close=”off” da_not_modal=”on” da_is_singular=”off” da_with_loader=”off” da_has_shadow=”on”][et_pb_row column_structure=”1_3,2_3″ custom_padding_last_edited=”on|phone” _builder_version=”4.27.4″ _module_preset=”default” background_color=”#0F2736″ custom_margin=”30px||40px||false|false” custom_margin_tablet=”” custom_margin_phone=”|0px|40px|0px|false|false” custom_margin_last_edited=”on|desktop” custom_padding=”20px|60px|20px|60px|true|true” custom_padding_tablet=”” custom_padding_phone=”20px|15px|20px|15px|true|true” scroll_vertical_motion=”0|14|14|100|4|0|-4″ motion_trigger_start=”top” border_radii=”on|8px|8px|8px|8px” global_module=”274088″ locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”1_3″ _builder_version=”4.22.2″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_image src=”https:\/\/www.unipile.com\/wp-content\/uploads\/2025\/08\/imgi_2_logo-ec-mute.svg” title_text=”imgi_2_logo-ec–mute” align=”center” _builder_version=”4.27.4″ _module_preset=”default” custom_margin=”||||false|false” custom_margin_tablet=”” custom_margin_phone=”” custom_margin_last_edited=”on|desktop” global_colors_info=”{}” theme_builder_area=”post_content”][\/et_pb_image][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_text_color=”#FFFFFF” text_font_size=”25px” border_color_all=”#DDDF4C” locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”]

DMA<\/strong><\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”2_3″ _builder_version=”4.22.2″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_text_color=”#FFFFFF” custom_margin=”40px|0px|10px|0px|false|false” border_color_all=”#DDDF4C” locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”]

Our solution is built in line with the Digital Markets Act (DMA)<\/strong>. User profiles are never stored or scraped, and our API focuses exclusively on enabling messaging interoperability. Clients are expected to comply with the terms of each provider.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row custom_padding_last_edited=”on|phone” _builder_version=”4.26.0″ _module_preset=”default” custom_margin=”0px||20px||false|false” custom_margin_tablet=”50px||80px||false|false” custom_margin_phone=”0px|0px|0px|0px|false|false” custom_margin_last_edited=”on|tablet” custom_padding_tablet=”” custom_padding_phone=”0px|10px|0px|10px|false|false” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”21a0719c-e83a-47d5-95e0-61824a7ca967″ text_font_size=”16px” global_colors_info=”{}” theme_builder_area=”post_content”]

Integrating WhatsApp messaging into your software is no longer just a nice-to-have, it\u2019s a growth enabler. With over 2 billion users worldwide, WhatsApp has become the preferred communication channel for sales, recruitment, and customer support. For software editors building CRMs, ATS, or outreach platforms, adding the ability to send messages via WhatsApp API can transform user engagement and conversion rates.<\/p>\n

In this guide, we\u2019ll break down how the WhatsApp API works, how to send messages programmatically, and why Unipile\u2019s unified API offers the fastest and most flexible way to integrate WhatsApp messaging directly into your product.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ disabled_on=”off|off|off” _builder_version=”4.27.4″ _module_preset=”99973cd1-7e77-40f1-9e39-d9536c12424b” background_color=”#0f2836″ background_enable_color=”on” use_background_color_gradient=”off” max_height_tablet=”450px” max_height_phone=”” max_height_last_edited=”on|phone” custom_margin=”0px||60px||false|false” custom_margin_tablet=”0px||0px||false|false” custom_margin_phone=”20px||0px||false|false” custom_margin_last_edited=”on|tablet” custom_padding=”30px|50px|30px|50px|false|false” custom_padding_tablet=”|24px|0px|24px|false|false” locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”1_2″ _builder_version=”4.20.2″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”16931ba6-bcf0-443c-a3d1-0a3d65387a4a” text_font_size=”16px” custom_margin=”20px|0px|0px|0px|false|false” global_colors_info=”{}” theme_builder_area=”post_content”]

What is the WhatsApp API?<\/h2>[\/et_pb_text][et_pb_image src=”https:\/\/www.unipile.com\/wp-content\/uploads\/2025\/09\/hero-whatsapp-api-3.webp” alt=”Send and receive WhatsApp messages via API directly from your app dashboard” title_text=”WhatsApp Messaging Integration with Unipile\u2019s Unified API” align=”center” disabled_on=”off|off|on” _builder_version=”4.27.4″ _module_preset=”_initial” transform_scale_tablet=”90%|90%” transform_scale_last_edited=”off|phone” transform_translate_tablet=”0px|0px” transform_translate_phone=”0px|0px” transform_translate_last_edited=”off|phone” transform_translate_linked_phone=”off” transform_rotate_last_edited=”off|phone” transform_skew_last_edited=”off|phone” transform_origin_last_edited=”off|phone” transform_styles_last_edited=”off|phone” width_tablet=”78%” width_phone=”100%” width_last_edited=”on|desktop” max_height_phone=”50%” max_height_last_edited=”off|phone” custom_margin=”15px||||false|false” custom_margin_tablet=”30px|||35px|false|false” custom_margin_phone=”30px|||35px|false|false” custom_margin_last_edited=”off|phone” custom_padding=”|||0px|false|false” border_radii=”off|8px|8px|8px|8px” border_color_all=”#898989″ border_radii_tablet=”off|8px|||8px” border_radii_phone=”on|8px|8px|8px|8px” border_radii_last_edited=”off|desktop” global_colors_info=”{}” theme_builder_area=”post_content”][\/et_pb_image][et_pb_text _builder_version=”4.27.4″ _module_preset=”e341d6e8-e0ee-4548-817b-3f4b56727ce9″ text_font_size=”16px” text_font_size_last_edited=”off|desktop” global_colors_info=”{}” theme_builder_area=”post_content”]

The WhatsApp API enables developers to integrate sending and receiving messages directly into their software. Unlike the consumer or business mobile apps, the API provides endpoints to:<\/p>\n

    \n
  • Send text, media, or voice messages<\/li>\n
  • Manage contacts and conversations<\/li>\n
  • Trigger automated messages or sequences<\/li>\n
  • Retrieve chat history or delivery receipts<\/li>\n<\/ul>\n

    This makes it ideal for SaaS tools that handle communication, CRMs, recruiting software, customer support platforms, or outreach solutions.<\/p>[\/et_pb_text][et_pb_button button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wb3N0Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjI3NDgwOCJ9fQ==@” button_text=”WhatsApp API” button_alignment_tablet=”” button_alignment_phone=”left” button_alignment_last_edited=”on|tablet” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”3de041fb-2406-416c-bc8e-0ce8db6d9822″ button_text_color=”#0F2736″ button_bg_color=”#DDDF4C” button_icon_color=”#0F2736″ transform_translate_linked__hover=”off” custom_margin=”20px||10px|0px|false|false” locked=”off” global_colors_info=”{}” button_bg_color__hover_enabled=”off|hover” button_bg_color__hover=”RGBA(255,255,255,0)” transform_styles__hover_enabled=”on|hover” transform_scale__hover_enabled=”on|hover” transform_translate__hover_enabled=”on|desktop” transform_rotate__hover_enabled=”on|desktop” transform_skew__hover_enabled=”on|desktop” transform_origin__hover_enabled=”on|desktop” transform_translate__hover=”0px|-5px” theme_builder_area=”post_content”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ module_class=”second-on-mobile” _builder_version=”4.20.2″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_image src=”https:\/\/www.unipile.com\/wp-content\/uploads\/2025\/09\/hero-whatsapp-api-3.webp” alt=”Send and receive WhatsApp messages via API directly from your app dashboard” title_text=”WhatsApp Messaging Integration with Unipile\u2019s Unified API” align=”center” disabled_on=”on|on|off” _builder_version=”4.27.4″ _module_preset=”_initial” transform_scale=”110%|110%” transform_scale_tablet=”90%|90%” transform_scale_phone=”100%|100%” transform_scale_last_edited=”on|phone” transform_translate=”-11px|58px” transform_translate_tablet=”0px|0px” transform_translate_phone=”0px|0px” transform_translate_last_edited=”on|tablet” transform_translate_linked_phone=”off” transform_rotate_tablet=”” transform_rotate_phone=”” transform_rotate_last_edited=”on|desktop” transform_skew_tablet=”” transform_skew_phone=”” transform_skew_last_edited=”on|desktop” transform_origin_tablet=”” transform_origin_phone=”” transform_origin_last_edited=”on|desktop” transform_styles_last_edited=”on|phone” width_tablet=”78%” width_phone=”78%” width_last_edited=”on|desktop” max_height_phone=”50%” max_height_last_edited=”off|phone” custom_margin=”8px|||35px|false|false” custom_margin_tablet=”30px|||35px|false|false” custom_margin_phone=”30px|||35px|false|false” custom_margin_last_edited=”on|desktop” custom_padding=”|||0px|false|false” transform_styles_tablet=”” transform_styles_phone=”” border_radii=”off|8px|8px|8px|8px” border_color_all=”#898989″ border_radii_tablet=”off|8px|||8px” border_radii_phone=”on|8px|8px|8px|8px” border_radii_last_edited=”off|desktop” global_colors_info=”{}” theme_builder_area=”post_content”][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.22.2″ _module_preset=”7b1d25e0-2082-4379-a67d-f287300561ba” da_disable_devices=”off|off|off” locked=”off” collapsed=”off” global_colors_info=”{}” theme_builder_area=”post_content” da_is_popup=”off” da_exit_intent=”off” da_has_close=”on” da_alt_close=”off” da_dark_close=”off” da_not_modal=”on” da_is_singular=”off” da_with_loader=”off” da_has_shadow=”on”][et_pb_row _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”4_4″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_text_color=”#0F2736″ header_3_font_size=”28px” global_colors_info=”{}” theme_builder_area=”post_content”]

    Official Ways to Send Messages with WhatsApp<\/h2>\n

    Before choosing how to integrate WhatsApp into your product, it\u2019s essential to understand the difference between the three available versions: WhatsApp App (Classic), WhatsApp Business App, and WhatsApp Business API \/ Cloud API. Each has its own purpose and level of flexibility.<\/p>\n

    WhatsApp App (Classic)<\/h3>\n

    This is the regular mobile application used by individuals. It doesn\u2019t include an official API, meaning you can\u2019t send or automate messages programmatically through Meta\u2019s tools. However, with Unipile\u2019s unified API, even these personal accounts can be securely connected and synchronized, enabling message sending directly from your platform interface.<\/p>\n

    WhatsApp Business App<\/h3>\n

    Designed for small companies, the WhatsApp Business App allows teams to manage conversations with basic automation, like quick replies or labels. Yet, it still lacks a public API for developers, making large-scale integration or multi-user messaging impossible without a third-party solution such as Unipile.<\/p>\n

    WhatsApp Business API and Cloud API<\/h3>\n

    Meta\u2019s official APIs are built for enterprises needing structured, automated messaging. The Business API (on-premise) must be self-hosted, while the Cloud API is hosted directly by Meta. Both allow sending messages, managing templates, and automating flows, but come with significant limitations: approval requirements, per-conversation billing, and restricted access to verified business accounts only.<\/p>\n

    For most SaaS editors, these options remain too rigid and time-consuming to deploy. That\u2019s why solutions like Unipile\u2019s unified API provide a faster and more accessible alternative, letting your users send WhatsApp messages in real time without Meta onboarding or hosting constraints.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row custom_padding_last_edited=”on|phone” _builder_version=”4.26.0″ _module_preset=”default” custom_margin=”0px||60px||false|false” custom_margin_tablet=”50px||80px||false|false” custom_margin_phone=”0px|0px|0px|0px|false|false” custom_margin_last_edited=”on|tablet” custom_padding_tablet=”” custom_padding_phone=”0px|10px|0px|10px|false|false” locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text content_tablet=”

    Key Features of LinkedIn Search API<\/h2>” content_phone=”

    Key Features of LinkedIn Search API<\/h2>” content_last_edited=”off|desktop” _builder_version=”4.27.4″ _module_preset=”377b9ae1-a5f3-4604-8546-9716ffff732e” text_font_size=”16px” global_colors_info=”{}” theme_builder_area=”post_content”]

    WhatsApp Cloud API: Meta\u2019s Simplified Alternative<\/h2>[\/et_pb_text][et_pb_text _builder_version=”4.27.4″ _module_preset=”21a0719c-e83a-47d5-95e0-61824a7ca967″ text_font_size=”16px” header_3_font=”Poppins|600|||||||” header_3_font_size=”28px” global_colors_info=”{}” theme_builder_area=”post_content”]

    To make WhatsApp integration more accessible, Meta introduced the Cloud API<\/strong>, a hosted version of its Business API running on Meta\u2019s own servers. It eliminates the need for businesses to maintain their own infrastructure, which can reduce setup costs and simplify scaling.<\/p>\n

    However, while the Cloud API offers the same conversation-based pricing<\/strong> as the on-premise Business API, its accessibility remains constrained. Only verified business accounts<\/strong> can use it, and every automated message still requires template approval<\/strong> from Meta.<\/p>\n

    For software vendors and SaaS publishers, these restrictions mean that even with Cloud hosting, the process remains far from agile. Between approval delays, limited automation freedom, and a rigid pricing model tied to conversation windows, the Cloud API often proves better suited for large enterprises<\/strong> rather than fast-moving software teams.<\/p>\n

    By contrast, unified API solutions like Unipile<\/strong> deliver a predictable pricing structure and instant integration, no Meta approval, no server management, and full access to personal or business WhatsApp accounts within minutes.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row custom_padding_last_edited=”on|phone” _builder_version=”4.27.4″ _module_preset=”default” custom_margin=”50px|auto|0px|auto|false|false” custom_margin_tablet=”50px||80px||false|false” custom_margin_phone=”0px|0px|0px|0px|false|false” custom_margin_last_edited=”on|tablet” custom_padding_tablet=”” custom_padding_phone=”0px|10px|0px|10px|false|false” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text content_tablet=”

    Key Features of LinkedIn Search API<\/h2>” content_phone=”

    Key Features of LinkedIn Search API<\/h2>” content_last_edited=”off|desktop” _builder_version=”4.27.4″ _module_preset=”377b9ae1-a5f3-4604-8546-9716ffff732e” text_font_size=”16px” global_colors_info=”{}” theme_builder_area=”post_content”]

    Sending Messages with Unipile\u2019s WhatsApp API<\/h2>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”2_5,3_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”2_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”21a0719c-e83a-47d5-95e0-61824a7ca967″ text_font_size=”16px” custom_margin=”157px|0px|0px|0px|false|false” global_colors_info=”{}” theme_builder_area=”post_content”]

    For CRMs, ATS, and outreach tools, Unipile offers a unified alternative that lets your users connect their personal or business WhatsApp accounts instantly, no Meta approval, no server management.<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”3_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_image src=”https:\/\/www.unipile.com\/wp-content\/uploads\/2025\/09\/integrate-whatsapp-classic-business-6.webp” alt=”Connect WhatsApp Business and Classic accounts to your unified messaging dashboard” title_text=”WhatsApp Classic & Business Integration into Your App” align=”center” _builder_version=”4.27.4″ _module_preset=”default” width=”95%” width_tablet=”87%” width_phone=”87%” width_last_edited=”on|desktop” custom_margin=”20px||||false|false” custom_margin_tablet=”20px||||false|false” custom_margin_phone=”20px||||false|false” custom_margin_last_edited=”on|desktop” global_colors_info=”{}” theme_builder_area=”post_content”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”2_5,3_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_column type=”2_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”21a0719c-e83a-47d5-95e0-61824a7ca967″ text_font_size=”16px” custom_margin=”96px|0px|0px|0px|false|false” global_colors_info=”{}” theme_builder_area=”post_content”]

    Once connected via QR code authentication, developers can programmatically:<\/p>\n

      \n
    • Send and reply to messages<\/li>\n
    • Exchange attachments and voice notes<\/li>\n
    • Sync chat history and delivery statuses<\/li>\n
    • Manage group conversations<\/li>\n<\/ul>\n

      The Unipile API abstracts all WhatsApp complexities into RESTful HTTP requests<\/strong>, enabling developers to build messaging features in just days.<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”3_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}” theme_builder_area=”post_content”][et_pb_text _builder_version=”4.27.4″ _module_preset=”21a0719c-e83a-47d5-95e0-61824a7ca967″ text_font_size=”16px” global_colors_info=”{}” theme_builder_area=”post_content”]

      Example API Routes<\/strong><\/p>[\/et_pb_text][et_pb_code _builder_version=”4.27.4″ _module_preset=”default” background_color=”RGBA(255,255,255,0)” custom_margin=”20px|0px|20px|0px|true|true” custom_padding=”0px|170px|0px|0px|false|false” custom_padding_tablet=”0px|170px|0px|0px|false|false” custom_padding_phone=”|0px|||false|false” custom_padding_last_edited=”on|desktop” custom_css_free_form=”\/* Conteneur principal *\/||.code-block {|| background-color: #0f2736; \/* Couleur du fond *\/|| border-radius: 8px;|| overflow: hidden;|| font-family: ‘poppins’;||}||||\/* Bandeau sup\u00e9rieur *\/||.code-header {|| background-color: #1b3a4b;|| display: flex;|| align-items: center;|| padding: 0.5rem 1rem;|| position: relative;||}||||\/* Boutons en haut \u00e0 gauche (rouge, jaune, vert) *\/||.code-header .dot {|| height: 12px;|| width: 12px;|| border-radius: 50%;|| margin-right: 0.4rem;||}||.code-header .dot.red { background-color: #ff5f56; }||.code-header .dot.yellow { background-color: #ffbd2e; }||.code-header .dot.green { background-color: #27c93f; }||||\/* Titre dans le bandeau *\/||.code-header .title {|| color: #ffffff;|| font-weight: bold;|| flex: 1;|| text-align: left;||}||||\/* Bouton m\u00e9thode GET *\/||.code-header .method-button-2 {|| background-color: #0070C5;|| color: #ffffff;|| border: none;|| border-radius: 12px;|| padding: 0.2rem 0.9rem;|| font-size: 12px;|| font-weight: bold;|| text-transform: uppercase;|| cursor: default;||}||||\/* Contenu du code *\/||pre {|| margin: 0;|| padding: 0rem 0.9rem;|| color: #ffffff;|| line-height: 1;|| font-size: 14px;|| overflow-x: auto;||}||||code {|| color: #ffffff;||}||||code .keyword { color: #ffffff; } \/* Exemple pour styliser les mots-cl\u00e9s *\/||code .string { color: #ffffff; } \/* Exemple pour styliser les cha\u00eenes *\/||code .command { color: #ffffff; } \/* Exemple pour les commandes *\/||” locked=”off” global_colors_info=”{}” theme_builder_area=”post_content”]

      <\/span> <\/span> <\/span> Send WhatsApp Message<\/span>