DEV Community

Pablo Nieto
Pablo Nieto

Posted on

Empowering AI Agents: V1 Finance Sepa-Xml Download (ETL-D API)

#aiagents #langchain #llm #automation

CONTENT:

  • The Hallucination Problem:
    One of the key challenges when working with Language Learning Models (LLMs) is their tendency to "hallucinate" or generate information that seems plausible but is incorrect or not based on any real data. This is particularly problematic in sensitive domains such as finance, where accuracy is paramount. Integrating the ETL-D endpoint '/v1/finance/sepa-xml/download' provides a robust solution to this issue, by enabling the LLM to retrieve deterministic and accurate data in the form of a SEPA XML file, rather than generating or guessing this complex data structure. This endpoint ensures that every financial XML document the LLM handles adheres to the correct structure and content.

  • Agent Tool Architecture:
    In an architecture leveraging LLMs within agents, the '/v1/finance/sepa-xml/download' endpoint acts as a deterministic middleware that bridges the gap between the LLM's language capabilities and the structured data processing requirements of financial applications. By using this endpoint, the agent can request and obtain verifiably correct SEPA XML data. This step transforms the LLM into a more reliable tool by sourcing data directly from a trusted API, eliminating guesswork and ensuring correct data usage downstream in any automated workflow or decision-making process.

  • Implementation:
    Below is a Python code block that demonstrates the integration of the ETL-D SDK with the endpoint in a LangChain setup. The endpoint is used as a deterministic tool, employing proper error handling to ensure robustness:

  from etld_sdk import ETLDPythonSDK
  from langchain.tools import Tool
  import requests

  # Initialize the ETLD SDK
  etld_sdk = ETLDPythonSDK(api_key="your_api_key_here")

  def download_sepa_xml(payload):
      try:
          # Make a POST request to the endpoint
          response = etld_sdk.post('/v1/finance/sepa-xml/download', json=payload)

          # Check if the request was successful
          response.raise_for_status()

          # Return the downloadable XML content
          return response.content

      except requests.exceptions.HTTPError as e:
          # Handle potential HTTP errors
          print(f"HTTP error occurred: {e}")
          return None
      except Exception as e:
          # Handle any other exceptions
          print(f"An error occurred: {e}")
          return None

  # Define the LangChain tool
  sepa_xml_tool = Tool(
      name="DownloadSEPAXML",
      func=download_sepa_xml,
      description="A tool to download SEPA XML file using a payload."
  )
Enter fullscreen mode Exit fullscreen mode
  • Deterministic Output Specs: The output from the '/v1/finance/sepa-xml/download' endpoint is a well-formed SEPA XML file that the LLM agent receives. This file contains financial data structured according to SEPA standards, ensuring it is both machine-readable and consistent with regulatory requirements. The reliability of this output allows for confident downstream processing, automation or analytics tasks, which is crucial for maintaining integrity in financial operations.

By utilizing a structured endpoint that provides deterministic outputs, the LLM agent can confidently leverage accurate financial documents, significantly reducing the risk of misinformation and enhancing trust in automated workflows.

🔗 Get the Agent Tool Code: GitHub Gist

Top comments (0)