Moving prompts from ChatGPT to Claude requires understanding how each model handles instructions differently, and a ChatGPT vs Claude migration guide saves you from rewriting everything through trial and error. On aidowith.me, the Reusable Prompt System route has 10 steps for migrating your prompt library between models. You'll audit your existing ChatGPT prompts, identify the ones that need changes for Claude (system prompt syntax, output formatting, chain-of-thought triggers), rewrite them using Claude-specific patterns, and test the output side by side. The route covers where Claude excels (long documents, detailed instructions, structured output) and where ChatGPT is stronger (creative tasks, code generation, plugin ecosystem). You'll also build a dual-model workflow so you can use the right model for each task. The full route takes about 75 minutes. Professionals who maintain prompts for both models report better results than those locked into one platform.
Last updated: April 2026
The Problem and the Fix
Without a route
- Your ChatGPT prompts produce worse output in Claude and you're not sure what to change
- You want to try Claude but rewriting 50+ prompts from scratch feels overwhelming
- You're paying for both tools but only using one because the migration never happened
With aidowith.me
- A structured migration process that adapts your existing prompts, not rewriting from scratch
- Side-by-side output comparison so you know which model is better for each task
- A dual-model workflow that uses the right tool for every job
Who Builds This With AI
Marketers
Content, campaigns, and briefs done in hours instead of days.
Sales & BizDev
Prep calls, draft outreach, research prospects in minutes.
Managers & Leads
Reports, presentations, and team comms handled faster.
How It Works
Audit your ChatGPT prompt library
List your most-used prompts and categorize them by type: writing, analysis, research, code. The route identifies which ones need changes for Claude.
Rewrite and test on Claude
Adapt prompts for Claude's syntax and strengths. Test output side by side. The route covers the specific differences that affect results.
Build your dual-model workflow
Decide which model handles which tasks. Save adapted prompts in a library that works across both. Use the right tool for every job.
Migrate your prompts from ChatGPT to Claude
10 steps. About 75 minutes. Move your prompt library without starting over.
Start This Route →What You Walk Away With
Audit your ChatGPT prompt library
Rewrite and test on Claude
Build your dual-model workflow
A dual-model workflow that uses the right tool for every job
"Migrated 40 prompts in one session. Some work better in Claude, some in ChatGPT. Now I use both and my output quality went up across the board."- Content director, media company
Questions
Claude handles long, detailed instructions better and produces more structured output. ChatGPT is stronger at creative tasks and has a bigger plugin ecosystem. System prompt syntax differs between the two. The route covers all the differences and shows you which prompts need changes and which work as-is.
Some work without changes. Others need adjustments to system prompt formatting, output instructions, or chain-of-thought triggers. The route tests each prompt type and shows you the specific adaptations needed. About 60-70% of well-structured prompts transfer with minor tweaks.
Using both gives the best results. Each model has strengths for different tasks. The route helps you build a workflow where you route tasks to the model that handles them best. You don't have to choose one. The 10-step route sets up a system for using both efficiently.