AI WINGMAN FOR EVERY MEETING
Opinions stall meetings; evidence closes them. Get the data-backed insights you need to validate your logic.

Winning pivotal meetings isn't about prophecy; it's about a defensible thesis. We use AI to build hard-to-falsify narratives that fit the pattern matching of your partners and help you secure conviction.
Whether you're pitching investors, securing executive buy-in, defending your thesis, winning over the board, or closing enterprise deals—FirstSign helps you build bulletproof logic.

Winning the IC isn't about predicting the future; it's about constructing a defensible thesis. Use AI to stress-test your logic and build narratives that align perfectly with your fund's pattern matching.

Investors buy the story as much as the product. Before facing VCs, simulate the boardroom dynamic to validate your business logic and ensure your narrative is venture-backable.

Product reviews are often determined by stakeholder dynamics rather than feature sets. Transform your proposal into a strategic necessity that navigates internal politics and minimizes friction.

Clients and boards pay for certainty, not just slides. Before the final presentation, run your strategic recommendation through an adversarial simulation to plug logic gaps and ensure your thesis is impossible to ignore.

Deals don't die because of price; they die because of doubt. Map the hidden politics of the buying committee and use AI to arm your internal champion with unshakeable logic that gets the contract signed.
FirstSign transforms raw ideas into defensible theses through a systematic three-step process—eliminating guesswork and maximizing your meeting outcomes.
Our AI analyzes competitors and stress-tests your core assumptions. Get strategic insights that most founders overlook.
Get instant access to AI personas and pre-drafted interview questions. Start conversations that matter.
Get brutally honest feedback through live chat, free of social bias. Discover what customers really think.
"This is actually really impressive and tracks with a lot of what we've heard from customers."
"We are satisfied with the ICP and synthetic interview bits. As for Nakxi, the product vision is shaping up nicely; it feels like we're getting closer to clarity on the direction."

Simulate your harshest critics, not your fans. Create AI personas that embody the skepticism and indifference of real-world buyers. They rigorously challenge your product logic so you can fix the flaws before you pitch.

Scale your intuition instantly. Launch hundreds of synthetic interviews in seconds to turn subjective guesses into "market-validated" patterns that look surprisingly rigorous and are difficult to falsify in a meeting.

Real users can be too polite; our AI is ruthless. We run a simulation to attack your proposal from every angle, exposing logical holes and weak metrics so you aren't blindsided by investors or stakeholders.

Move beyond generic pitches. Our AI builds cohesive storylines that tie your research, your metrics, and your personas into a sharp, repeatable narrative that stands up under pressure in real meetings and conversations.
Enterprise-grade security built for founders who refuse to compromise
Your data is encrypted in transit and at rest. We use industry-standard AES-256 encryption to ensure your ideas stay confidential.
We never use your proprietary data to train our models. Your competitive insights remain exclusively yours.
Export or delete your data anytime. No lock-in, no hidden retention. Your intellectual property, your rules.
Fully compliant with EU data protection regulations. We respect your rights to access, rectify, and delete your personal data at any time.
Use AI to simulate the toughest questions and generate the strategic answers