OpenAI’s GPT models and their chat / API use cases

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OpenAI’s language models now power a multitude of solutions, from consumer chatbots to agents capable of refactoring an entire codebase. Two complementary lineups stand out: one, fast and unsupervised, optimizes fluent generation; the other prioritizes step-by-step reasoning, paired with calls to external tools. This guide traces the evolution of each family, highlights their respective strengths, … [EN] Read more

OpenAI unveils AgentKit and Apps SDK

OpenAI’s DevDay 2025 marks a turning point: from a simple API provider, the publisher becomes an end-to-end AI platform. Its two flagship announcements – AgentKit and the Apps SDK – now make it possible to build, without multiplying tools, autonomous server-side agents and interactive client-side ChatGPT applications. For developers, prototyping speeds up significantly; for product teams, the offering … [EN] Read more

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