AI startups are racing to automate customer service, but few have managed to make machines sound genuinely human across languages and cultures. Israeli startup Wonderful thinks it has cracked that problem — and investors seem to agree. The company just raised $100 million in fresh funding, pushing its valuation to $700 million less than a year after launch.

The round was led by Index Ventures, with participation from Insight Partners, IVP, and existing backers Bessemer Venture Partners and Vine Ventures. It follows a $34 million seed round in July, bringing total funding to $134 million.

Founded in early 2025 by Bar Winkler and Roey Lalazar, Wonderful has built a platform that helps enterprises deploy and manage AI agents that can interact with customers across voice, chat, and email—in any language, and with cultural awareness baked in. These agents don’t just translate words; they adapt tone, phrasing, and behavior to match local customs, giving global companies a way to serve customers as if every market had its own team on the ground.

“The scale of demand we’re seeing from enterprises is enormous,” CEO and founder Bar Winker told Reuters.

“Wonderful has moved from concept to global scale in less than a year, which is extraordinary by any measure,” said Hannah Seal, a partner at Index Ventures, who led the round with colleague Juriaan Duizendstraal. “They’re proving that enterprises don’t just want AI agents; they want ones that work in every market, in every language.”

Winkler said demand from large enterprises has grown faster than expected. “The scale of demand we’re seeing from enterprises is enormous,” he told Reuters, adding that the company plans to use the new funding to hire local teams and invest in its underlying technology.

Headquartered in Amsterdam with R&D operations in Israel, Wonderful has already expanded across Europe and the Middle East and plans to enter Asia-Pacific in early 2026. Since July, the company has launched operations in Italy, Switzerland, the Netherlands, Greece, Poland, Romania, the Baltic States, the Adriatic region, and the UAE, serving major enterprise clients in each market. Its next targets include Germany, Austria, the Nordics, and Portugal, alongside the opening of a European headquarters in Amsterdam.

Wonderful’s agents currently handle tens of thousands of customer interactions daily—from resolving billing disputes to updating account details and scheduling appointments—with more than 80% resolution rates achieved without human intervention. What began as a customer support tool is now expanding into employee training, sales support, compliance, IT assistance, and onboarding.

“The promise of AI agents is clear, but putting that into practice, and critically, into production, is a huge challenge,” said Winkler. “It requires marrying best-in-class technology together with flawless delivery, on the ground with customers. That’s been our approach with Wonderful, and it’s what has driven the accelerated adoption we’ve seen across markets in the last few months.”

With $10 million in projected annual recurring revenue for 2025 and a growing roster of enterprise clients, Wonderful is positioning itself as a global infrastructure layer for multilingual customer engagement. The company’s rise from concept to near-unicorn status in under a year shows how fast the enterprise AI race is moving—and how cultural fluency may become the next big differentiator in AI-driven communication.