whatsapp business API

WhatsApp Coexistence is now supported [November 2025] in the EU, UK, and others: Use WhatsApp Business number for API now

WhatsApp Coexistence is now live globally (except Nigeria & South Africa)! Use one number on WhatsApp Business App + Cloud API. Newly enabled: EU (all 27 European Union), UK, Australia, South Korea, Philippines, Turkey, Russia. Charka Chat: Free setup, used by 1200+ in 50 countries. → chakrahq.com

Amy Baker

• 4 min read
WhatsApp Coexistence feature - now live for EU, European Union, UK, Russia, Philippines, South Korea and other countries
WhatsApp Coexistence feature - now live for EU, European Union, UK, Russia, Philippines, South Korea, and other countries

Hey, WhatsApp API enthusiasts and business builders! Remember when scaling your messaging meant ditching your core messaging solution, the WhatsApp Business App, for some new-age WhatsApp API solution, risking lost chats or managing multiple numbers? The wait is over. WhatsApp's Coexistence feature, launched in beta back in February 2025, has just hit general availability everywhere - except in Nigeria and South Africa.

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What started as a limited rollout in select regions, such as India and Brazil, has expanded to include major markets like the entire EU, the UK, and Australia. If you were sidelined before, it's your time to get going.

At Charka Chat, we're all in on this. As a top WhatsApp API provider and Official Meta partner, we've streamlined Coexistence onboarding for our 1,600+ customers across 50 countries. Whether you're firing off quick replies from your phone or automating bulk message notifications via API, we've got the tools to make it effortless. Let's unpack this update.

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What Is WhatsApp Coexistence?

In a nutshell, Coexistence is Meta's smart fix for businesses stuck choosing between simplicity and scale. It lets you hook your existing WhatsApp Business App number straight to the WhatsApp Cloud API. No deleting apps, no new numbers, no complexity in handling. You keep the WhatsApp Business app's (SMB app) easy vibe for personal chats while unleashing WhatsApp API powers like chatbots, bulk sends, and CRM syncs - all on one line. It's like giving your WhatsApp a power boost that handles the heavy lifting.

How does Coexistence (CoEx) Work

Coexistence "echoes" messages between your app and API in real-time, so everything stays in harmony. Up to six months of chat history and all your contacts migrate over automatically. App features like Status, Groups, and calls? They keep humming. But for mass stuff, the API takes the wheel.

The catch? Sessions run independently to dodge bans, and a few app tricks (like disappearing messages or live location) don't fully sync - check Meta's comparison table for the full scoop. Set up's a breeze, especially with Charka Chat.

Coexistence Key Benefits

This isn't just a tweak - it's a turbo-boost for your customer game. Here's the real talk:

  • Seamless Scaling: Reply casually on your phone, automate replies or broadcasts via API. No more app-vs-API tussle.
  • Data Harmony: Chats and contacts sync across platforms, so your team stays on the same page without copy-paste hell.
  • Cost Control: App chats stay free forever; only WhatsApp API blasts (using templates) are charged. Perfect for testing big without big spends.
  • Ban-Proof Growth: Independent sessions mean zero risk. Plus, unlock analytics, workflows, and AI bots to nurture leads like never before.
  • Hybrid Freedom: Keep loving the app's quick tools while API adds pro muscle - think 30-50% faster responses for our users.
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One Charka Chat customer in Brazil went from manual replies to 500+ automated daily convos without skipping a beat. Your turn?

✅ Coexistence Supported Countries [Nov 2025]

Coexistence kicked off in beta for India, Mexico, Brazil, Indonesia, the US, Hong Kong, and Singapore. But as of November 2025, it's gone global - enabled by default in all supported spots.

Freshly Supported Countries

  • All 27 EU Countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden.
  • United Kingdom (UK)
  • Australia
  • South Korea
  • Philippines
  • Turkey
  • Russia
  • And More: Japan, Switzerland, and basically everywhere else with a green light from Meta.
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Still on Hold: Nigeria (+234) and South Africa (+27) are the last holdouts, tied up in compliance chats with Meta. If you're there, hang tight - we'll shout when it's live. 

Other Details about WhatsApp Coexistence (CoEx)

  • Limits to Know: Broadcast lists turn read-only in the app (use API for mass sends). Groups don't sync, and blue-tick verification doesn't transfer yet. Throughput caps at 5 messages/second.
  • Billing Basics: User-started chats (Service) are free and unlimited. API templates? Charged by category (Marketing, Utility, etc.) - track it all in your dashboard.
  • Security First: Everything follows WhatsApp's end-to-end encryption. Just vet your CRM's policies.

Steps to Set Up Coexistence in Charka Chat

Why sweat the tech? Charka Chat makes onboarding a 5-minute joyride - done in minutes. Here's the play-by-play (straight from our guide). Refer to our Coexistence setup guide for more details

Prerequisites: An Active WhatsApp Business App, Facebook Business Manager access.

  1. Log in to app.chakrahq.com and go to WhatsApp Setup.
  2. Click "Connect with Facebook" and continue as you.
  3. Grant permissions in the Embedded Signup - easy "Get Started"
  4. Fill in your business details.
  5. Pick "Connect your existing Business app" for Coexistence.
  6. Enter your WhatsApp business number.
  7. Verify/edit your WhatsApp Business Account.
  8. Review the access request.
  9. Verify the number via call/text, then open your app to share contacts/chats.
  10. Scan the QR code in your app.
  11. Connect to the Business Platform and share history.
  12. Scan another QR to seal the deal - share more history if needed.
  13. Boom! You're connected now. Inbound messages start flowing.
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It's free for low usage - dip your toes in with unlimited free Service chats. For full firepower (unlimited API convos, AI agents, drip campaigns), upgrade via our pricing page. No credit card to start, just pure scaling potential.

Got Questions? Quick FAQs from Charka Chat

We've rounded up the top head-scratchers from our support squad. Straight answers, no BS:

  • What’s the difference between the App and API? The WhatsApp business app is free for basics like quick replies; APIs are available for scaling with chatbots, campaigns, and CRM hooks - but require a separate setup.
  • Will my chats disappear? Nope - up to 6 months of history and all contacts sync over.
  • Any hidden costs? Coexistence itself is Free. API templates are billed by type; app chats remain free.
  • Can I switch between the app and the API for replies? Totally, messages echo, so reply wherever, but coordinate to skip double-charges.
  • Broadcasts in the app? Read Only - use API templates instead for bulk magic.
  • Setup time? Minutes to connect, a few hours for full sync.
  • Groups or calls? Calls work fine; groups don't sync.
  • Worldwide yet? Almost everywhere but Nigeria/South Africa now.

For more answers, explore our detailed FAQs,

Coexistence is flipping WhatsApp from just another chat app to a complete revenue driver - and Charka Chat's your launchpad. If you're in the EU, UK, or Australia, finally getting in on this, what's your first move?  Let's make those messages multiply.

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