OpenAI Blog
Mercado Libre has released Verdi, a developer platform built on OpenAI's GPT-4o model. The platform enables developers to build and deploy AI applications within Mercado Libre's ecosystem. This gives Mercado Libre's internal and partner developers access to GPT-4o capabilities for creating tools and services on the e-commerce platform.
Mercado Libre introduces Verdi, an AI developer platform powered by GPT-4o
The daily briefing
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TLDRocket
21 July 2026
The open-weight AI model market hit an inflection point today as Alibaba and Kimi released trillion-parameter competitors that challenge the closed-model orthodoxy—just as Washington moved to restrict them. Alibaba's Qwen 3.8 Max (2.4 trillion parameters) and Kimi K3 (2.8T) are going open-weight, with K3 ranking first on Frontend Web App Arena and fourth on agentic benchmarks, signaling that scale and transparency can coexist. The timing matters: while U.S. policymakers weigh layered restrictions on Chinese open models, technical experts are pushing back hard, arguing that closed gardens actually hurt security and competition more than they help. The real fragmentation risk isn't technical—it's regulatory.
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