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9 contributions to ChatGPT Users
From Custom GPTs to Apps — Has Anyone Made the Move?
I’m looking for practical experience from anyone who's already traveled this road. I built a suite of 21 custom GPTs focused on authors, publishing, and book marketing—tools for opportunity research, reader pain points, competitive gaps, book positioning, and related publishing workflows. Each was designed as a focused tool, not a general chatbot. My original plan was simple: distribute individual GPTs by direct link, with customers using them inside their own ChatGPT accounts. Then the ground shifted. OpenAI has ended new GPT creation and publishing on personal accounts. Existing GPTs still work, and ChatGPT Business may preserve some link-sharing options, but that feels more like a bridge than the long-term destination. So I’m now exploring the next question: What is the best way to turn an existing custom GPT into a standalone App or web-based tool? Ideally, I’m looking for a path that: - preserves the GPT’s instructions and workflow rather than rebuilding the concept from scratch; - gives authors and publishers a simple interface without requiring them to understand prompts; - allows me to control access and eventually sell individual tools; - does not require maintaining an elaborate SaaS operation. I’m not wedded to any particular platform. I’m interested in what people have actually built and deployed—whether with the OpenAI API, ChatGPT Apps, WordPress, no-code/low-code platforms, or another approach entirely. If you’ve converted a custom GPT into something customers can use outside the GPT Store ecosystem, what path did you take, and would you choose it again?
0 likes • 7d
@Damien Rothstein Damien, yes — that is much closer to the problem I am actually trying to solve. I am becoming less interested in “How do I copy this GPT into Platform B?” and much more interested in: How do I separate the intellectual property from the container? We recently tested this with one of my GPTs. Instead of preserving only the prompt, we created a reconstruction packet containing the Instructions, Knowledge, operating boundaries, security rules, functional QA tests, prompt-injection tests, and a reconstruction manifest describing what must still work after a rebuild. That exercise changed how I think about migration. The real asset is not the GPT shell. It is the combination of method + knowledge + workflow + guardrails + expected behavior + tests. Your Zapier/Make → n8n analogy is a good one. Moving into another proprietary chatbot builder may solve today's distribution problem while simply creating tomorrow's lock-in problem under a different logo. So the architecture I am increasingly interested in is: Extract once → preserve in a platform-independent form → deploy to multiple containers → regression-test each implementation. If that is the infrastructure you are building, I would be very interested in comparing notes as it develops.
1 like • 7d
Damien, yes — I’d be happy to help. What you are describing is very close to the architecture I’ve been hoping someone would build: the intellectual property lives independently of the deployment container. I can probably be most useful on the migration/validation side rather than the infrastructure side. I currently have 21 focused GPTs, and we recently took one of them through a full preservation exercise: Instructions, Knowledge, protocols, security rules, functional test cases, prompt-injection tests, and a reconstruction manifest. That gives me a fairly concrete test case for questions like: - What needs to be extracted from the original GPT? - What must remain behaviorally identical after migration? - What can be normalized into a portable format? - What should remain platform-specific? - How do we know a redeployed tool is actually equivalent rather than merely similar? Point me toward the data/help request and I’ll take a look. 😊 I also run a LinkedIn group called Custom GPTs to Apps focused specifically on this transition from platform-bound GPTs to portable tools and apps. Your work sounds very much aligned with that discussion, so you’d be very welcome there as well.
Before you buy another tool, make ChatGPT build the decision pack
Before you buy another tool because a LinkedIn post made it look magical, give ChatGPT a proper research job. Pick the problem you need to solve, then give it your current process, the must-have features, budget range, and the three or four tools you are considering. Ask for a decision pack, not a verdict. For each option, have it show what it can do, what it cannot do, the likely setup effort, pricing source, integrations you actually need, and the questions you should ask before paying. Crucially, ask it to link every claim to its source and mark anything it could not verify. You could finish with: "Create a one-page decision pack with a comparison table, the gaps against our requirements, questions for each supplier, and a short recommendation only where the evidence supports it. Do not invent pricing, features or integrations." That gives you something far more useful than a pile of tabs and a vague feeling that one of them probably looked good. What purchase decision would you most like to make with a bit less tab chaos?
Before you buy another tool, make ChatGPT build the decision pack
6 likes • 27d
I like the phrase “decision pack, not a verdict.” That matches how I try to evaluate tools now. I also find it useful to separate findings into three buckets: FOUND — verified from a reliable source INFERRED — reasonable conclusion, but not directly confirmed MISSING / UNKNOWN — something important that still needs an answer I would add one more section to the pack: What would make us walk away? That forces the evaluation to identify deal-breakers before enthusiasm takes over. So the sequence becomes: Need → requirements → evidence → gaps → supplier questions → recommendation → walk-away conditions. It makes a purchase decision much less dependent on whichever demo looked best that morning.
4 likes • 26d
@Leanne O'Connell I’m the exception—I’ve spent decades collecting software and own thousands of dollars’ worth of shelfware. :-) Which may be why I now think attention is the more expensive currency. The purchase price is visible. The real cost shows up later in setup, learning, maintenance, switching, and the mental overhead of remembering why we bought the thing in the first place.
Custom Instructions or a GPT? Use the smaller tool first
Custom Instructions and GPTs can both save you from repeating yourself, but they solve different problems. Use Custom Instructions for the rules you want in most chats. Your usual tone, your audience, British spelling, how concise you like answers, and a reminder not to invent facts are all good examples. Keep this short and stable. If it changes every week, it probably does not belong there. Use a custom GPT when you have one repeatable job with its own instructions, examples or reference files. Think of a proposal helper, a content brief checker, or a meeting-notes organiser. It gives that job its own little workspace, so your everyday chats do not become a filing cabinet with no labels. A simple rule: start with Custom Instructions if you want better answers across the board. Build a GPT when you keep doing the same specific task and want a reusable starting point. Before creating anything, write down the job in one sentence and test it in a normal chat twice. If the same instructions keep coming back, that is your cue to turn it into a GPT. Which repeat task would you most like to stop explaining from scratch?
Custom Instructions or a GPT? Use the smaller tool first
0 likes • Aug 25
@Jason West Case Number: 13587644 Hi, Thank you for reaching out to OpenAI Support. Thank you for clarifying. You’ve asked several specific questions, so I want to answer each one directly. Yes — Custom GPT creation is still supported in ChatGPT Business, Enterprise, and Edu workspaces. The currently documented restriction applies to personal Free, Go, Plus, and Pro accounts. For your 21 existing GPTs on personal Plus, your current Share dialog shows “Only me” and no longer offers “Anyone with the link.” Based on the behavior you have documented, we cannot confirm that link sharing remains available for those existing personal-account GPTs. Regarding ChatGPT Business: Business workspaces support Custom GPT creation and sharing capabilities, subject to the workspace’s settings and permissions. However, we should not promise that moving your existing GPTs to Business would automatically restore “Anyone with the link.” That specific sharing behavior depends on the destination workspace and should not be treated as guaranteed. Separately, you have demonstrated that your personal Plus account still allows you to create and use a new GPT, including g-6a89f2f644ac819188832f41efc7809c, even though the documented personal-account behavior says new creation is unavailable. Because that behavior differs from the documented expectation, we cannot promise that the Create capability currently visible on your Plus account will remain available. For planning purposes, it would be safest not to rely on that undocumented capability continuing. In short: - Personal Plus: existing GPTs may remain available, but we cannot confirm “Anyone with the link” sharing from the behavior currently shown on your account. - Business / Enterprise / Edu: Custom GPT creation remains supported, with sharing controlled by workspace settings and permissions. - Your current Plus Create button: it does not match the documented expected behavior, so we cannot guarantee it will remain available.
0 likes • 30d
Case Number: 13587644 Hello, Thank you for contacting OpenAI Support. Thank you for following up. We understand that you’re trying to determine whether ChatGPT Business provides a workable way to continue distributing your GPTs by direct link, including whether “Anyone with the link” can be enabled, who can use those links, and whether your 21 existing GPTs can move to Business without being rebuilt. For your first question, ChatGPT Business can support “Anyone with the link” when public-link sharing is available under the workspace’s settings and permissions. As a workspace Owner, you can manage GPT settings, but we would not want to guarantee that this sharing option will appear in every circumstance, since the available sharing levels depend on the workspace configuration. For your second question, when “Anyone with the link” is available and selected, access is not limited to members of your Business workspace. Any eligible ChatGPT user with the link can access the GPT after signing in. A separate paid subscription is not required solely to use the GPT; Free users can also use GPTs, subject to their plan’s applicable usage limits. For your 21 existing GPTs, you would not necessarily need to rebuild them individually. ChatGPT supports merging a Personal workspace into a Business workspace, and GPTs from the Personal workspace are included in that migration. Before choosing this option, please note: - The Personal-to-Business merge is permanent. After migration, the Personal workspace is removed and the migrated data becomes part of the Business workspace. - The documentation confirms that the GPTs themselves migrate, but it does not guarantee that their existing Personal-workspace sharing links or sharing settings will remain unchanged. For that reason, after migration we recommend reviewing each migrated GPT’s Share settings in the Business workspace before distributing its link again. You can find additional information in the Help Center articles Sharing and publishing GPTs, GPTs in ChatGPT, and Managing workspace lifecycle and migration in ChatGPT Business.
The one ChatGPT preference worth setting once
If you keep telling ChatGPT the same things at the start of every conversation, there is a simpler place for them: Custom Instructions. Use them for preferences that should follow you across chats. For a business owner, that might be your usual audience, preferred tone, spelling style, how concise you like answers, or a reminder to ask a clarifying question when key information is missing. Keep them broad and stable. Do not put this week's offer, a client brief, or changing prices in there. Those belong in the specific chat, where you can give ChatGPT the latest context. A useful starting point could be: "Write in plain English. Keep recommendations practical. Use short sections and examples. If information is missing, ask up to three focused questions before making assumptions." Then test it on a real task you do regularly. If the output still feels too generic, change one instruction at a time rather than adding a giant rulebook. Small, clear preferences are easier to check and improve. What is the one thing you find yourself repeating to ChatGPT most often?
The one ChatGPT preference worth setting once
4 likes • Jul 31
This is sound advice, although my own experience developed somewhat differently. Rather than beginning with a finished set of Custom Instructions, Quill (my AI partner) and I discovered our working preferences through actual projects. When something proved consistently useful, we decided where it belonged. Broad preferences that should apply everywhere belong at the global level. Personal details and recurring preferences can be remembered. Project-specific context remains with the relevant Project. We also use two additional layers that may be less familiar: • A canon records what must remain true. This might include a project’s purpose, voice, values, recurring themes, terminology, or boundaries that should not be violated. • A protocol records how the work should be done. This might include the order of steps, review standards, formatting rules, or a process that has repeatedly produced good results. For example, a canon might preserve the identity and behavior of a recurring narrative voice. A protocol might require drafting first, polishing second, and checking continuity before finalizing the piece. That distinction has helped us avoid turning Custom Instructions into one enormous rulebook. I would describe our approach this way: • Custom Instructions establish the standing relationship. • Memory preserves useful continuity. • Projects hold the context of a particular body of work. • Canons preserve what must remain true. • Protocols preserve methods that have repeatedly worked. Most of ours were not invented in advance. They emerged from the work, were tested, and were formalized only after they proved valuable. Your post also suggests one useful practice I may adopt: periodically reviewing the global instructions to make sure they remain broad, stable, and free of material that belongs somewhere else.
Custom GPTs vs saved prompts: which one do you actually need?
A question I keep seeing from business owners here: should I build a Custom GPT, or is a good saved prompt enough? The honest answer is that most people reach for a Custom GPT too early, when a saved prompt would do the same job with a lot less faff. Here is the simple way to decide. Use a saved prompt when the task is a one-off shape you repeat. Things like "turn these notes into a follow-up email" or "summarise this article in five bullets". You paste the prompt, drop in your content, and you are done. Keep these in a notes file or a doc so you are not rewriting them from scratch every time. Build a Custom GPT when you need the same instructions, tone, and reference material applied again and again, especially if other people on your team will use it too. A Custom GPT lets you bake in the role, the rules, and any files it should always refer to. Good examples: a support assistant that already knows your refund policy, or one that writes in your brand voice every single time. Rough rule of thumb: if you would have to paste the same background into the chat more than a few times a week, it is worth turning into a Custom GPT. If not, a saved prompt is faster to set up and easier to tweak when you change your mind. What are you leaning on more right now, Custom GPTs or a prompt library?
Custom GPTs vs saved prompts: which one do you actually need?
0 likes • Jul 30
This is a useful distinction. I would add both a middle option and a second decision point. I tend to think of the formats this way: • A saved prompt repeats a task. • A Project preserves continuity around a body of work. • A Custom GPT applies a specialized method repeatedly. Then I would ask whether the tool is for personal use or for other people. A personal GPT can rely on some shared understanding between the creator and the user. You already know what it is meant to do, what information it needs, and when its answer may require judgment. A GPT intended for a team, clients, or sale must be much more explicit. It needs clear instructions, reliable intake, defined outputs, guardrails, reference material, testing, error handling, and guidance for users who may approach the task very differently from the creator. Several GPTs I am developing began as ordinary conversations and reusable prompts. They became GPT candidates only after we could identify the canon—what must remain true—and the protocols—how the work should be performed. So I would add one more rule of thumb: A saved prompt can preserve wording. A personal GPT can preserve a workflow. A commercial GPT must preserve a dependable user experience.
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