---
title: "Arpit Ranjan (@arpitranjan) | Hashnode"
description: "Pm. Read the latest articles by Arpit Ranjan on Hashnode."
url: "https://hashnode.com/@arpitranjan"
---

@arpitranjan

# Arpit Ranjan

@arpitranjan · Joined February 2024

Pm

### [RAG vs Fine-Tuning vs Prompt Engineering, for PMs](https://allthingspm.hashnode.dev/rag-vs-fine-tuning-vs-prompt-engineering-for-pms?utm_source=hashnode&utm_medium=feed)

RAG vs fine tuning vs prompt engineering: which fixes which failure and how PMs choose. Learn it in the AllthingsPM AI PM course. Start free.

17 min read · [allthingspm.hashnode.dev](https://allthingspm.hashnode.dev/rag-vs-fine-tuning-vs-prompt-engineering-for-pms?utm_source=hashnode&utm_medium=feed)

[2d ago](https://hashnode.com/posts/rag-vs-fine-tuning-vs-prompt-engineering-for-pms/6af342289e4973cc6c27f961)

### [MCP Explained for Product Managers (2027 Guide)](https://allthingspm.hashnode.dev/mcp-explained-for-product-managers?utm_source=hashnode&utm_medium=feed)

MCP for product managers in plain English: hosts, servers, tools, risks and the metrics you own. AllthingsPM teaches it with a hands-on lesson. Start free.

18 min read · [allthingspm.hashnode.dev](https://allthingspm.hashnode.dev/mcp-explained-for-product-managers?utm_source=hashnode&utm_medium=feed)

[2d ago](https://hashnode.com/posts/mcp-explained-for-product-managers/6af341ef9e4973cc6c27382a)

### [Make Your First LLM API Call as a PM (2027 Guide)](https://allthingspm.hashnode.dev/make-your-first-llm-api-call-as-a-pm?utm_source=hashnode&utm_medium=feed)

Make your first OpenAI API call as a PM: key, curl request, tokens, cost and errors, step by step. AllthingsPM teaches it free in its AI PM course. Start now.

17 min read · [allthingspm.hashnode.dev](https://allthingspm.hashnode.dev/make-your-first-llm-api-call-as-a-pm?utm_source=hashnode&utm_medium=feed)

[2d ago](https://hashnode.com/posts/make-your-first-llm-api-call-as-a-pm/6af341bdc3ae9375d64126d9)

### [How LLMs Work, for PMs: Tokens, Context Windows, Temperature](https://allthingspm.hashnode.dev/how-llms-work-for-pms?utm_source=hashnode&utm_medium=feed)

LLM basics for product managers: tokens, context windows and temperature, and the product calls each drives. Learn it free in the AllthingsPM AI PM course.

17 min read · [allthingspm.hashnode.dev](https://allthingspm.hashnode.dev/how-llms-work-for-pms?utm_source=hashnode&utm_medium=feed)

[2d ago](https://hashnode.com/posts/how-llms-work-for-pms/6af34189f97edd310ea974be)

### [Building a Golden Dataset for Your AI Feature: A PM Guide (2027)](https://allthingspm.hashnode.dev/building-a-golden-dataset-for-your-ai-feature?utm_source=hashnode&utm_medium=feed)

How to build a golden dataset for LLM evaluation: sourcing, sizing, labeling and upkeep. AllthingsPM's AI PM course teaches it hands on. Start free.

16 min read · [allthingspm.hashnode.dev](https://allthingspm.hashnode.dev/building-a-golden-dataset-for-your-ai-feature?utm_source=hashnode&utm_medium=feed)

[2d ago](https://hashnode.com/posts/building-a-golden-dataset-for-your-ai-feature/6af341528e9f4180f5adb841)