Q: What is RPG/400 used for?

A: RPG/400 is used for developing business applications, particularly on IBM's AS/400 systems. It excels in data processing, file handling, and generating reports, making it popular in enterprise environments.

Q: How is RPG/400 related to RPG?

A: RPG/400 is a version of the RPG programming language adapted for the IBM AS/400 platform. It builds upon the syntax and structure of the original RPG language, which was introduced in 1959.

Q: Is RPG/400 still in use today?

A: Yes, RPG/400 and its successors like RPG IV and Free Format RPG continue to be used in legacy systems, especially within industries such as finance, manufacturing, and logistics that rely on IBM i platforms.

RPG/400

programming language

Place programming_language Q28942577

Facts

3 properties

Instance of: programming language
Inception: 1988^[3]
Influenced by: RPG^[2]

🏷️ Also known as

en RPG/400

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections

Influenced by 1

RPG

Instance of 1

programming language

Press Enter · cited answer in seconds

Summary

RPG/400 is a programming language^[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[3] ↑ RPG/400 — inception (P571): 1988. wikidata.org.
[2] ↑ RPG/400 — influenced by (P737): RPG. wikidata.org.

Class ancestry

[1] ↑ RPG/400 is an instance of programming language (Q9143) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). RPG/400. Retrieved May 3, 2026, from https://4ort.xyz/entity/rpg-400

MLA “RPG/400.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rpg-400.

BibTeX

@misc{4ortxyz_rpg-400_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RPG/400}}, year = {2026}, url = {https://4ort.xyz/entity/rpg-400}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RPG/400 — https://4ort.xyz/entity/rpg-400 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/rpg-400 · Last refreshed: May 3, 2026