R0027/2026-03-26/Q003/SRC02

Research	R0027 — Multilingual prompt engineering challenges
Run	2026-03-26
Query	Q003
Search	S01
Result	S01-R02
Source	SRC02

Anthropic — Claude Prompt Engineering Guide

Source

Field	Value
Title	Prompt engineering overview - Claude API Docs
Publisher	Anthropic
Author(s)	Anthropic
Date	Ongoing (continuously updated)
URL	https://docs.anthropic.com/en/docs/build-with-claude/prompt-engineering/overview
Type	Vendor documentation

Summary

Dimension	Rating
Reliability	High
Relevance	High
Bias: Missing data	Some concerns
Bias: Measurement	N/A
Bias: Selective reporting	Some concerns
Bias: Randomization	N/A — not an RCT
Bias: Protocol deviation	N/A — not an RCT
Bias: COI/Funding	High risk

Rationale

Dimension	Rationale
Reliability	Official vendor documentation. Authoritative for Claude models.
Relevance	Primary source for assessing Anthropic's multilingual coverage. URL path contains "/en/" suggesting potential for other language paths.
Bias flags	High COI — same as OpenAI. Missing data — no multilingual section found in the guide.

Evidence Extracts

Evidence ID	Summary
SRC02-E01	Anthropic guide is English-only; URL suggests language infrastructure exists but no non-English versions found