One perspective is never enough for high-stakes decisions
- Every AI model has built-in biases from its training data and fine-tuning
- A single model gives you a single perspective: confident, but potentially incomplete or wrong
- You wouldn't make a major business decision based on one consultant's opinion
- The cost of a wrong AI-informed decision far exceeds the cost of a second opinion
How Synero works
1Ask your question
Your question goes to GPT, Claude, Gemini and Grok. Each answers on its own.
2Get one answer
Synero writes one combined answer from the best of all four.
3See where they split
Agreement is a good sign. Disagreement tells you what to check.
Example question
“Should our startup pivot from B2B SaaS to a marketplace model? We have $500K runway, 12 paying customers, and flat MRR for 3 months.”
Where models agree
- All four models agree that flat MRR for 3 months is a serious signal but not conclusive
- All recommend talking to the 12 existing customers before pivoting
- All note that $500K runway constrains the pivot timeline significantly
Where models disagree
- One model recommends against pivoting: focus on fixing retention and expansion revenue
- Another argues the flat MRR proves product-market fit hasn't been found and a marketplace could create network effects
- A third raises the question of whether the team has marketplace-building skills
The consensus answer
The synthesis doesn't pick a side. It lays out the conditions under which each path makes sense, identifies the key information gaps (customer feedback, marketplace unit economics), and recommends a 30-day validation sprint before committing to either direction.
Which preset to use
Solo
Duel
Council
Deep
Council: up to four models, balanced for speed. Best for most decisions and research. You can also pick 1 to 4 models yourself from 20 across GPT, Claude, Gemini, and Grok.
See it in 30 seconds
Frequently asked questions
When should I use Synero for a second opinion?
Anytime the stakes are high: strategic decisions, technical architecture choices, investment thesis validation, hiring decisions, market analysis, or any question where being wrong is expensive.
Isn't this just getting four opinions instead of one?
It's more than that. The synthesis layer identifies where the models agree (high-confidence signals), where they disagree (areas of genuine uncertainty), and produces a unified recommendation that accounts for all perspectives. It's closer to a structured decision framework than a poll.
Can I share the council's analysis with my team?
Yes. Press Share on any answer to create a link anyone can open without an account, showing the consensus answer, the agreement panel and each model's full answer. Chats stay private until you share them, and Stop sharing turns the link off.
Get the second opinion
Up to four AI models. One consensus answer. For questions where being right matters.
Start free3 free questions, no card. Then $10/month with $10 of usage included, or pay as you go with credit packs from $5, no subscription. Private by default, never used for training. See pricing