In May 2026, OpenAI quietly replaced the engine that powers ChatGPT for all its users. GPT-5.5 Instant became the default, whether you were using the free version or a paid subscription. Fewer factual errors, more direct responses, and better image understanding: the changes are tangible and accessible to everyone at no extra cost.

Then, on June 9, 2026, OpenAI took another step forward by rolling out memory-based personalization improvements to the ChatGPT Go and Free tiers. In other words, ChatGPT now remembers your work habits, your industry, and your preferences, even without a paid subscription. For SMEs in Trois-Rivières, the Mauricie region, or anywhere in Quebec, this is a change worth considering.

1. GPT-5.5 Instant: What's different about ChatGPT responses

GPT-5.5 Instant was launched on May 5, 2026, and replaced GPT-5.3 Instant as the default model in ChatGPT. It's not a complete overhaul, but rather an evolution focused on what frustrated users most on a daily basis: incorrect responses, excessive formatting, and unnecessary chatter.

According to data published by OpenAI at launch, GPT-5.5 Instant produces 52.5% fewer erroneous statements than GPT-5.3 Instant on high-value topics (medicine, law, finance). For an SME using ChatGPT to draft client emails, prepare proposals, or conduct industry monitoring, this is an improvement that directly impacts the quality of the work produced.

Notable improvements include:

• Shorter, more precise answers, without unnecessary length or filler
• Less excessive formatting (bulleted lists and subheadings everywhere when the question didn't require it)
• Better understanding of images attached to a conversation
• Improved answers to technical and scientific questions
• Structured code and text blocks directly within the conversation thread
• Improved web search integration for recent news topics

In practice, this translates to fewer double checks being necessary. An accounting professional in Trois-Rivières can ask a question about Quebec tax rules and get a more reliable answer. A manager preparing a report can request a summary without ending up with a text riddled with unnecessary subheadings. It's not perfect, but the bar has clearly been raised.

2. Personalized memory is finally coming to free accounts

The most significant new feature, launching on June 9, 2026, is OpenAI's rollout of memory-based personalization across ChatGPT Go and Free tiers. This means ChatGPT can now retain information from one conversation to the next, even without a paid subscription.

Until now, this memory feature was reserved for Plus and Pro subscribers. Free users had to re-enter their information at the beginning of each new session: "I am a coordinator in a manufacturing company in Shawinigan, I mainly work on reports in French..." Now, ChatGPT automatically remembers this kind of context, drawing from your previous conversation history.

OpenAI has also added important transparency controls that previous versions did not offer:

• You can see exactly which memory influenced a response (saved memories or conversation history)
• You can delete or correct outdated information in just a few clicks
• You can completely disable memory if you do not want ChatGPT to retain your information

These controls address a recurring criticism from privacy-conscious users. For an SME that wants to use the tool without compromising sensitive information, the ability to monitor and clear memory is reassuring, although precautions should still be taken (see the section on points of vigilance).

3. What this means for an SME in Mauricie or Quebec

Before these updates, using ChatGPT for the day-to-day work of an SME required a certain amount of discipline: reformulating the context for each session, verifying figures, and avoiding complex topics without double-checking. These new features reduce some of this workload, which is good news for small teams that don't have dedicated IT resources.

Here are some concrete examples for companies in the region:

• An accounting firm in Trois-Rivières: ChatGPT understands that the client prefers answers in French, that their reports follow a specific format, and that their questions often concern the QST and GST. No need to repeat the context each time a session is opened.
• A construction contractor in Mauricie: He can ask ChatGPT to help him write client emails or quotes, and the tool already knows his type of business, his usual tone and his preferred formulations.
• A retail business in Shawinigan: The assistant keeps in mind the product lines, the target clientele and the owner's communication habits, without the latter having to explain everything again.
• A self-employed marketing worker in Drummondville: ChatGPT remembers the names of his regular clients, the platforms he works on, and his usual vocabulary for advertising texts.

Making these features available to free accounts is particularly significant for small businesses that don't have the budget for multiple software subscriptions. Personalized AI was previously a benefit reserved for paying subscribers. That's no longer the case.

teamssupport SMEs in the Mauricie region in integrating technological tools, including AI solutions, so that these innovations translate into real productivity gains rather than hours wasted on trial and error.

4. Things to keep in mind before delegating everything to ChatGPT

The improved reliability of GPT-5.5 does not mean that ChatGPT is flawless. Even with 52.5% fewer factual errors, inaccuracies are still possible, especially on very specific, recent, or local topics. A Quebec-based SME should not use ChatGPT to validate legal, tax, or medical decisions without verification by a qualified professional.

Regarding the issue of memory and data protection, here is what a Quebec company should keep in mind:

• The data is processed by OpenAI in the United States: the conversations used to feed the memory are subject to American data protection laws, not Quebec laws.
• Law 25 and confidentiality: If you enter personal information about your clients in ChatGPT, you assume responsibilities under Law 25 (Act to modernize legislative provisions regarding the protection of personal information). Avoid sharing sensitive data in your conversations.
• Clean your memory regularly: outdated information stored in ChatGPT's memory can generate responses that are poorly adapted to your current situation.
• Train your employees: easy access to new features may encourage some people to share confidential information without realizing it.

The best approach remains using ChatGPT to save time on repetitive tasks and document drafting, while retaining human judgment for important decisions. If you have any questions about how to securely integrate these tools into your IT infrastructure, theOKTO Solutions team is available to advise you.

Frequently Asked Questions

Is GPT-5.5 Instant really more reliable for enterprise work?

Yes, the improvements are real and measurable. OpenAI reports 52.5% fewer erroneous statements compared to GPT-5.3 Instant on high-stakes topics. The responses are also more concise and better targeted. That said, for any important business decision, professional verification remains essential.

Is the free ChatGPT memory safe for my business?

OpenAI has added helpful transparency controls: you can see what ChatGPT is storing, and correct or delete information at any time. That said, avoid entering confidential customer data or sensitive financial information into ChatGPT. The data passes through US servers, which raises compliance concerns with Quebec's Bill 25.

Can ChatGPT replace a professional IT service for my SME?

No. ChatGPT is a writing, search, and lightweight automation tool. It cannot manage your network infrastructure, secure your systems, perform backups, or handle outages. An IT partner handles these critical aspects that generative AI does not.

ChatGPT is evolving rapidly: make the most of it for your SME

GPT-5.5 Instant and its now-free memory represent a tangible advancement for businesses that want to use ChatGPT without a major investment. Fewer errors, more context retained between sessions, and clearer responses: the benefits are real and available today. But integrating these tools securely and effectively into a business environment requires a well-thought-out strategy. For this, consult OKTO Solutions' IT services or contact our team in Trois-Rivières for an assessment of your technology needs.