Mistral Le Chat is the best option if you need European data residency or work primarily in a non-English language. The GDPR-compliant infrastructure makes it the natural choice for EU businesses that cannot send data to US providers without legal review. The French-language quality in particular is noticeably better than competitors.
What's surprising is how much the free tier includes. Image generation and a code interpreter are both available without paying, which puts it ahead of ChatGPT Free and Claude Free for feature breadth. Pro at $14.99/mo is a reasonable price for heavier use. The model quality is good but not at the frontier level of the top ChatGPT or Claude tiers, so power users doing demanding reasoning or coding work may hit its limits.