ChatGPT Alternatives: The 6 Best Options for B2B (2026)

Looking for a ChatGPT alternative? The short answer is simple: there are strong options, and the best one depends on what you use it for. Want to write and analyse better? Claude is a top choice. Want research with reliable citations? Perplexity is stronger. Locked into the Google or Microsoft ecosystem? Gemini or Copilot are the obvious picks. And if keeping data inside Europe is a must, look at Mistral. Below we line up the six best alternatives, with an honest take for each on who it suits and where the free version sits.

Why look for a ChatGPT alternative?

ChatGPT has become the default starting point for a lot of people, but there are three good reasons to look further.

• Privacy and EU data. For a B2B company, it is not always desirable for sensitive information to end up on American or other non-European servers. Some alternatives process data inside the EU or offer stricter guarantees, which makes the conversation with your DPO or legal team a great deal easier.
• Cost. A paid ChatGPT subscription per user adds up quickly when you roll it out across a whole team. Several alternatives have generous free versions or cheaper pricing, especially the open models.
• Specific strengths. No single engine is best at everything. One excels at long documents, another at verified research, yet another at connecting to your existing software. By choosing deliberately, you get more out of AI than with a default pick.

Important upfront: most alternatives have a free version you can test with. So you do not have to pay anything to compare and get a feel for which one fits your work best.

The 6 best ChatGPT alternatives

First the overview in a table, then the details per option. We deliberately hedge the price indications: exact rates vary by plan and by country, so check them on the official page before you choose.

1. Claude (Anthropic)

Claude is the strongest alternative when it comes to writing, reasoning and processing long documents. Where many people use ChatGPT for quick answers, they choose Claude for nuanced text, thoughtful analysis and work where tone and precision matter. For coding, too, Claude has an excellent reputation. The models and terms are laid out at anthropic.com.

Claude suits marketers, consultants, lawyers and anyone who has large amounts of text summarised or written. There is a free version, and the paid plans unlock more usage and the strongest models. You can read a detailed comparison in Claude vs ChatGPT.

2. Google Gemini

Gemini is the logical choice if your organisation already works in Google Workspace. The model is built into Gmail, Docs and the rest of the Google environment, and it can draw on Google Search for up-to-date information. That makes it strong for teams that do not want to step out of their existing tools.

Gemini is multimodal and has a free version that is enough for many tasks. It suits companies running on Google that value recency and integration in particular. How it stacks up against ChatGPT is covered in ChatGPT vs Gemini.

3. Perplexity

Perplexity is not a classic chatbot but an answer engine: it searches the web in real time and adds the sources to every answer. That makes it excellent for research where you want to be able to check where information comes from, something that is not always transparent with ChatGPT.

Perplexity suits researchers, analysts and anyone who needs reliable, sourced answers quickly. There is a free version, and the paid Pro version gives access to stronger models and more depth. The differences are set out in Perplexity vs ChatGPT.

4. Mistral / Le Chat (the EU option)

Mistral is a French AI company and therefore the most obvious European alternative. The assistant is called Le Chat and runs on European models, with data processing that aligns better with the GDPR and with organisations that want to keep their data inside Europe. For a B2B company with privacy high on the agenda, that is a real difference. You can read more about the company and the models at mistral.ai.

Le Chat has a free version and the models are partly open, which is interesting for teams that want to host or integrate AI themselves. Mistral suits organisations that value data sovereignty and European anchoring, without giving up quality on most daily tasks. How Le Chat specifically compares to ChatGPT is covered in our Mistral vs ChatGPT comparison.

5. Microsoft Copilot

Copilot is the alternative for those who work in Microsoft 365 all day. It is built into Word, Outlook, Teams and Windows, and alongside the web it can also bring in your own company documents via Microsoft Graph. For buyers who never leave their Microsoft environment, that is the most natural channel.

Copilot leans heavily on the Bing index for web answers. There is a free version for consumers, while the business Microsoft 365 Copilot licence unlocks integration with internal data. It suits larger enterprises and regulated sectors that run entirely on Microsoft in particular. More on that in Copilot vs ChatGPT for B2B.

6. DeepSeek

DeepSeek is a Chinese model that stood out for strong performance at a fraction of the cost. The models are largely open and the assistant is free to use, which makes it attractive for those watching their budget or wanting to experiment with open models themselves.

Be honest about the flip side, though: when you use the public DeepSeek app, data runs via servers in China, which for many B2B companies is a reason not to put sensitive information into it. Anyone who hosts the open model themselves partly sidesteps that. DeepSeek suits technically driven teams and cost-conscious users who make the privacy trade-off consciously. The comparison is in DeepSeek vs ChatGPT.

What about the free alternatives?

Good news: free access is the rule rather than the exception. Claude, Gemini, Perplexity, Le Chat and DeepSeek all have a usable free version, and Copilot is free for consumers too. For many daily tasks, those free versions take you a long way, and you can try several engines side by side before choosing anything.

Want a different character altogether? There is also Grok from xAI, which has its own, more direct tone and is tied to X. How it compares to ChatGPT is covered in Grok vs ChatGPT. Choose your final tool based on your main task, not on which name is most in the news.

What this means for your visibility in AI

This is where the real lesson for B2B sits. Your buyers are not all going to choose the same engine. One opens ChatGPT, another Gemini, a researcher uses Perplexity and an enterprise buyer leans on Copilot. You cannot possibly steer which tool they reach for. What you can steer is whether your brand gets mentioned across all of those answers.

That is exactly what generative engine optimization is about: not becoming visible in a single engine, but being the reliable source that gets cited by all engines. The foundation for that is largely the same for every engine: a clean, crawlable site with clear answers to the exact questions your buyer asks. How engines decide which source they trust is explained in grounding: how AI determines what is true, and the broader approach is set out in our GEO guide for 2026.

Frequently asked questions