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In short The OpenAI Agents SDK is an open-source, lightweight Python SDK that can be used to build agentic applications. The SDK was launched March this year (2025) and the successor to OpenAI’s earlier initiative, Swarm, which has been deprecated. It’s an easy-to-understand SDK without too many abstractions. The problem with many agent frameworks and…
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In short Most language models (LLMs) have a knowledge cutoff of a few months ago and by default they can’t communicate with external systems. This means they can’t search the web, access documents, browse your file system, or read/send emails. Function calling provides the solution, allowing LLMs to (indirectly) connect with these external systems and…