Ship products users want
Turn scattered feedback into validated decisions in minutes—not weeks. AI-powered discovery that fits into how you already work.
Set up in < 2 minutes
Your Discovery Hub
Everything in one place
Sound familiar?
"We ship what the loudest voice wants."
Product decisions based on opinions, not evidence.
"Feedback goes in, nothing comes out."
Interviews and surveys collect dust in spreadsheets.
"Validation takes weeks, not days."
By the time you have data, the window has closed.
Faster validation
Less time on docs
Evidence-backed
What PMs get with CastSpells
Faster evidence gathering
Less feature rework
Of truth for your team
See ROI in your first week
CastSpells.io turns chaos into clarity
Validate before you build. Ship to Linear, Jira, or GitHub.
Save 5+ hours per week on synthesis
Stop copying quotes into spreadsheets. Get a prioritized list of what users actually care about—ready for your next meeting.
CastSpells AI reads and summarizes for youReduce feature rework by 40%
Know what to build before you build it. Every decision backed by evidence your stakeholders can trust.
CastSpells AI suggests what to test firstWin alignment in your next standup
Share personas your whole team believes in—because they're built from real data, not guesswork.
CastSpells AI builds personas from your dataGet better user quotes in half the time
Stop winging discovery calls. Walk in with questions that surface the insights you actually need.
CastSpells AI writes your interview scriptGet executive buy-in faster
Show up with market data that answers the "why now?" question before it's even asked.
CastSpells AI researches and structures for youEnd "why are we building this?" questions
Every requirement links back to real user evidence. No more defending specs in review meetings.
CastSpells AI drafts your PRD sectionsNo credit card · Set up in < 2 minutes
Works with your existing stack
Two-way sync keeps everything aligned. Push validated tickets to your issue tracker.
Everything you need to move faster
Collect everything
Feedback from everywhere, organized by AI
Validate with data
Run experiments, test hypotheses
Ship with confidence
Push validated work to your tools
Stay aligned
One source of truth for your team
From feedback to shipped in 4 steps
No complex setup. No steep learning curve. Just results.
Import feedback
Paste notes, upload transcripts, or connect tools
AI extracts insights
Patterns, themes, and opportunities surface automatically
Validate & prioritize
Score ideas by impact and confidence with real evidence
Ship with confidence
Push validated tickets to Linear, Jira, or GitHub
Paste notes or upload transcripts · Ready in seconds
Quick answers
Do I need a credit card?
No. Start your 14-day free trial, no payment info required. Upgrade when you're ready.
How long until I see value?
Minutes. Paste in some feedback and watch insights appear instantly.
Is my data private?
Yes. Your data is encrypted and never used to train AI models.
What if I already use Linear/Jira/GitHub?
Perfect. Push validated tickets directly—no workflow changes needed.
Is there a learning curve?
Minimal. If you can use Notion or Google Docs, you can use CastSpells.
Can I try it with my team?
Yes. Invite teammates on any plan. Collaborate in real-time.
Stop being the bottleneck
Join product managers who've unlocked AI-powered velocity.
Set up in < 2 minutes · No credit card required