Njin GPT library

GPTs for the work in front of you

Browse Njin's GPT library by task, then read how each assistant works.

Start with a clear brief

Choose a GPT for your task. Give it the context it needs and review its output before using it in your business.

LinkedIn and Social Media

Social Post Hook Generator

Generates high-impact hooks for LinkedIn posts using hook, re-hook and solution strategy.

Built by James Killick

LI Carousel Creator

Creates LinkedIn carousels using tried and tested frameworks.

Built by James Killick

LI Hook Inspiration

LinkedIn hook generator inspired by a curated database of successful hooks.

Built by James Killick

LI AI Ghostwriter Pro

LinkedIn ghostwriter for high-converting posts.

Built by James Killick

AI and Prompt Engineering

GPT Creation Assistant

Create detailed instructions for GPTs and optimise existing ones.

Built by James Killick

Prompt Optimiser

Improves any AI prompt by fixing structure and output issues.

Built by James Killick

One Shot Prompt Plan

Interactive assistant to plan everything for the perfect one-shot prompt.

Built by James Killick

One Shot Prompt Creator

Generates the best possible one-shot prompt from your plan.

Built by James Killick

Perplexity Labs Prompt Assistant

Construct prompts that use Perplexity Labs for interactive dashboards and visualisations.

Built by James Killick

Business and Sales

AI Automation Advisor

Assess and automate business tasks using AI or workflow tools.

Built by James Killick

Define Your Service

Guides coaches and consultants to create a structured, AI-ready sales overview.

Built by James Killick

Lean AI Implementation Matrix

Answer questions and get a customised AI implementation matrix.

Built by James Killick

Njin Scoping Assistant

Step-by-step scoping for AI and automation projects.

Built by James Killick

Content Creation

Cold Email Outreach Expert

Cold email strategy and content creator for B2B outreach.

Built by James Killick

Tone of Voice Analyst

Builds detailed tone of voice docs for brands or individuals.

Built by James Killick

Blog Brief Builder

Creates structured SEO blog article briefs.

Built by James Killick

Frequently Asked Questions

How do I choose a GPT?
Pick the category that matches your task. Each GPT page explains who it is for and how to get started.
Should I review the output?
Yes. Check the facts, wording and fit for your task before using the output. Your team remains responsible for the final work.

Find the right next step for your team

Talk through your lead flow, tools and scope with a Njin specialist.

Talk to a specialist