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Improve LLM-based Applications with Fallback Mechanisms Bilge Yücel Berlin Buzzwords 2024

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About me •🥑 Developer Relations Engineer at deepset •🏗 Open source LLM Framework: Haystack •📍 Istanbul, Turkey Bilge Yücel @bilgeycl Bilge Yücel bilgeyucel

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Agenda Introduction to Haystack LLMs/RAG Fallback Mechanisms Q&A

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Large Language Models (LLMs)

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Retrieval Augmented Generation

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Retrieval Augmented Generation

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Retrieval Augmented Generation

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● Haystack is an open source Python framework for building production-ready LLM applications

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● Haystack is an open source Python framework for building production-ready LLM applications ● Prototyping, evaluation, deployment, monitoring…

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● Haystack is an open source Python framework for building production-ready LLM applications ● Prototyping, evaluation, deployment, monitoring… ● Building blocks: Components & Pipelines

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Haystack

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Haystack

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RAG PIPELINE

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RAG PIPELINE

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RAG PIPELINE

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RAG PIPELINE

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RAG PIPELINE

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RAG PIPELINE

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Fallback Mechanisms

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Use Cases Extracting Structured Data Early Routing with Fallback RAG with Web Fallback

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RAG PIPELINE When is Taylor Swift’s next concert?

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RAG PIPELINE When is Taylor Swift’s next concert? The documents do not provide any information about Taylor Swift's upcoming concert.

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Mechanism: Routing

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Routing - Prompt Template

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Routing - Conditional Router

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Fallback to Web

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Fallback to Web When is Taylor Swift’s next concert?

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Fallback to Web When is Taylor Swift’s next concert? Taylor Swift's next concert is on June 13, 2024, in Liverpool.

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Fallback to Other Sources

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Early Routing

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Early Routing

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Early Routing

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Early Routing (Tools)

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Early Routing (Tools)

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Early Routing (Tools)

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Early Routing (Tools)

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Early Routing (Tools)

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Early Routing (Tools)

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Early Routing - Conditional Router

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Early Routing (Tools)

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Early Routing (Tools) "How should I use the OpenAIChatGenerator?"

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Early Routing (Tools) '{"response": "search_haystack"}' "How should I use the OpenAIChatGenerator?"

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Early Routing (Tools) "When is Berlin Buzzwords 2024?"

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Early Routing (Tools) '{"response": "search_web"}' "When is Berlin Buzzwords 2024?"

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Early Routing (Tools) "What's the first name of Einstein?"

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Early Routing (Tools) '{"response": "none"}' "What's the first name of Einstein?"

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Early Routing (Tools)

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Extracting Structured Data

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Extracting Structured Data Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Extracting Structured Data Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Extracting Structured Data Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Extracting Structured Data Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Mechanism: Looping

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OutputValidator

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OutputValidator

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Prompt Template

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Pipeline code

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Pipeline code

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Pipeline code

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Pipeline code

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Pipeline code

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Looping Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Looping Berlin is the capital of Germany. It has a population of 3,850,809. Paris, France's capital, has 2.161 million residents. Lisbon is the capital and the largest city of Portugal with the population of 504,718.

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Recap ● Fallbacks are handy to make a search in alternative sources ● Fallback branches can be action triggers ● Early routing is also possible if you have defined options ● Loops are great for validation and auto-correction

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Sources 🌐 Fallback to Web 🔄 Generating Structured Output 🌳 Early Routing

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Thank you @bilgeycl Bilge Yücel bilgeyucel haystack.deepset.ai Haystack is open source! ⭐ 📖 Documentation 📚 Tutorials 󰳏 Cookbooks 📘 Articles 👾 Join the Community