Author: Graham Little, Lead Software Architect | Co-author: Thierry Julien, CEO | TJC Group
SAP Joule for Consultants is SAP’s AI-powered assistant designed to help consultants navigate SAP documentation, configuration guidance, and best practices. At TJC Group, we decided to put it to a real-world test by asking it to generate an FEC (Fichier des Ecritures Comptables) in S/4HANA and BTP, a compliance task we regularly handlefor clients operating in France. The question was straightforward: can Joule deliver reliable, actionable answers on a specialist subject, or does it fall short where it matters most?
Table of contents
What we tested
Being priced at several hundred dollars a month, like many AI-based tools, it makes sense to test before deploying for use in a company. We tested the service this week.
The question being: How can I best generate an FEC in S/4 or BTP?
What Joule told us — DART and DRC
The answer is DART or DRC, so as expected.
The answers change depending on the strength of wording in the prompt and can be contradictory.
It provides lots of text and pseudo-information that doesn’t help much. Both classic AI reactions on specialist subjects.
All references are to information inside the SAP ecosystem, even when referencing official tools (point 4 below), where an official link would have been more relevant.
The results are very detailed from a purely SAP perspective (see DRC), but are limited to available SAP resources.
Questions such as ‘Does DRC access archived data?’ are not answered, not explicitly documented.
Where Joule gets it wrong — archived data
On asking whether DART accesses archived data, the first response is ‘yes’ with some confused answers, such as ‘full support is provided,’ but then later states that in DART 2.7, this functionality has been removed.
When pushed further, Joule provides misleading information, the functionality still exists, but is no longer evolving or supported.
When pushed even further with guiding prompts, the latter information, such as how to proceed, is well structured and correct, providing good advice.
Joule for consultants provides a summary of SAP information but includes potentially unreliable sources, such as SAP community questions, and openly admits to gaps in the results.
It provides a good basic entry point, but can easily lose focus or even provide false results when pushed on specialist subjects.
Anyone accepting supposedly expert answers without the knowledge to validate them could easily end up with incorrect results. In a subject such as FEC generation, this can have serious consequences.
The bigger problem — missing third-party tools
It’s also a surprise that Joule for Consultants does not provide third-party solutions, such as TJC DART Session Cockpit or TJC FEC. I understand the logic, but as an SAP consultant, I would have enjoyed seeing them listed as alternative solutions.
Our verdict
As a summary, If I was a customer needing to access archived data for FEC, Joule would help me understand that the subject is a complicated one with serious implications but would not easily help me implement a solution.
Not sure it’s the kind of value I need now, but time will probably make things better.
Joule for Consultants is a useful starting point for SAP professionals looking to orient themselves on a topic, but it is not a tool you can rely on for specialist compliance tasks like FEC generation, particularly when archived data is involved. The gaps it leaves, both in accuracy and in scope, are precisely where purpose-built tools such as TJC FEC and TJC DART Session Cockpit operate. For now, the human expert remains indispensable — the AI assistant is just that, an assistant, with clear limitations.
With over 25 years of expertise in SAP data management and tax compliance, TJC Group helps organisations navigate complex scenarios like these. Our FEC 4.0 solution, used by more than 400 SAP customers, is compatible with both SAP ECC and S/4HANA and simplifies the generation of compliant audit files. Contact us to discuss your specific migration and FEC compliance needs.
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Frequently asked questions (FAQs)
Q1. What is SAP Joule for Consultants?
Answer:
SAP Joule is an AI assistant tool built by SAP, designed to help SAP consultants find answers, guidance, and documentation within the SAP ecosystem. It is a paid service priced at several hundred dollars per month
Q2. What are the limitations of SAP Joule for specialist SAP tasks?
Answer:
SAP Joule draws exclusively from SAP’s own documentation and community resources. It does not reference third-party tools, admits gaps in specialist areas, and can provide unreliable answers when pushed beyond surface-level questions. For complex compliance tasks like FEC generation or tax data extraction, it should not be used as a sole reference without expert validation.
Q3. Does SAP Joule recommend third-party SAP tools?
Answer:
No. In our testing, Joule only referenced tools and documentation within SAP’s own ecosystem. Third-party solutions, including those specifically built to enhance DART functionality or streamline FEC generation, were not surfaced, even when they would have been directly relevant.
