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Alexandr Wang tells Meta employees Watermelon has caught GPT-5.5

Meta AI chief Alexandr Wang told employees in an internal town hall that the company's unreleased model, codenamed Watermelon, has matched OpenAI's GPT-5.5 on key benchmarks, giving CEO Mark Zuckerberg a talking point for Meta's $125 billion-plus AI infrastructure investment.

read1 min views1 publishedJul 3, 2026
Alexandr Wang tells Meta employees Watermelon has caught GPT-5.5
Image: Runtimewire (auto-discovered)

The benchmark claim gives Zuckerberg a talking point for Meta's $125 billion-plus AI infrastructure buildout, but Watermelon is still unreleased.

By Ryan Merket · Published · Updated

Why it matters #

Meta has spent aggressively to buy talent and compute. Watermelon is the first visible test of whether Alexandr Wang can turn that spending into frontier-model credibility.

Meta AI chief Alexandr Wang told employees in an internal town hall this week that the company's next major model, codenamed Watermelon, has caught up with OpenAI's GPT-5.5 on closely watched benchmarks, Business Insider reports.

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