For marketers and writers

Same brief, four voices.

Stop running your launch tweet through one chatbot until it's mediocre. Send the brief to Claude, GPT-5.5, Gemini, and Grok in parallel — pick the line that actually lands.

multimind.co/app

You

Write a launch announcement for a SaaS feature: we made dashboard queries 13× faster. Tone: confident but not bro-y. Audience: technical buyers. Length: 1-3 sentences.

Claude Opus 4.7

We rebuilt the database query layer so dashboards load before you finish blinking. The performance gains aren't a feature — they're the absence of a wait you didn't know you'd accepted.

GPT-5.5

Faster dashboards, same data. We shipped a new query engine. Average load time: 2.4s → 180ms. The team that loved the product now loves it more. Try it free.

Gemini 3 Pro

What you actually wanted: dashboards that load instantly. What you were settling for: spinners. The new query engine ships today. 13× faster for the median user. No migration, no breaking changes — just open the app.

Grok 4.2

Old dashboards: slow. New dashboards: fast. We rewrote the query engine. 2.4s → 180ms. Done. Log in.

Try a prompt

Click any to open it in multimind.

Why multi-model beats one AI for copy

Voice variety in one shot

Claude writes restrained and considered. GPT-5.5 leans punchy and structured. Gemini reframes the question. Grok strips it bare. You see the spectrum, not one model's default register.

Avoid the slop trap

Single-model copy starts to sound the same after a while — same em-dashes, same rhythms, same "unlock" verbs. Side-by-side comparison breaks the pattern.

Synthesis picks a winner

Hit Synthesize and multimind explains which version best fits your brief — and why. Useful when you can't decide between two options that both feel okay.

Watch out: The best line often isn't any single model's output — it's a phrase from one combined with the structure of another. Use multimind to generate options, then write the final yourself.

Ready to compare?

Free forever. 10 queries a day, 2 models per query, the full UI.