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Claude Product
This blog post covers Claude’s improved web search with dynamic filtering, which is one of the most practical examples of programmatic tool calling. The model filters search results before they hit the context window, which is exactly how you avoid dumping irrelevant text into prompts.
Pros
- +Shows a real production use of code execution for filtering
- +Improves accuracy by injecting only relevant search context
- +Can reduce input tokens on retrieval-heavy workflows
Cons
- -Cost savings aren’t guaranteed if the model writes a lot of filtering code
- -Benchmark gains may not map 1:1 to every application
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Claude Product
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Highlights
- +Shows a real production use of code execution for filtering
- +Improves accuracy by injecting only relevant search context
- +Can reduce input tokens on retrieval-heavy workflows
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Prompt Engineering