Simpsen
SELF-IMPROVING SOFTWARE ENGINE
From concept to creation to improvement
Orchestrated end-to-end, autonomously
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The Problem

24/7
Your product runs around the clock
9-5
Your product improves only during work hours
2-4 wks
Average time from feedback to implementation
Current coding agents require developers to manually identify issues, craft prompts, and trigger improvements.

The bottleneck is human availability.
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The Solution

End-to-end autonomous product building
A CEO agent plans what to build from your roadmap and mission
Parallel dev agents build features in isolated sandboxes
Quality gates and browser tests validate every change
Structured batch history tracks every decision and outcome
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How It Works

1
Ingest
CEO agent plans features from roadmap and past batches
2
Evaluate
Claude generates structured PRDs with user stories
3
Execute
Sandboxed agents implement with circuit breakers
4
Validate
Quality gates: typecheck + tests must pass
5
Learn
CEO reviews results, plans next batch
Test results feed back to the CEO agent, informing smarter plans for the next batch
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Batch Orchestration Pipeline

SIMPSEN doesn't just fix—it orchestrates end to end
Plan
Build
Merge
Test
Review
Parallel Dev Agents
Multiple sandboxed agents work in parallel, each on its own branch—then merge results back to the codebase
Autonomous Browser Testing
Stagehand + Browserbase agents test the live app with real browser sessions across multiple user personas
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Traditional vs SIMPSEN

Traditional Approach
Iteration Cycle
2-4 weeks
Trigger
Developer prompts
Operating Hours
9am - 5pm
Product Understanding
In people's heads
Launch Readiness
Months of polish
SIMPSEN Approach
Iteration Cycle
Hours to days
Trigger
CEO agent + testing bot
Operating Hours
24/7/365
Product Understanding
Structured batch logs
Launch Readiness
Ship rough MVP
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Trigger Sources

Active today
🧠
CEO Agent
Plans features from your roadmap, mission, and batch history
🔍
Testing Bot
Browser-based testing across multiple user personas
🔗
Webhooks
External event ingestion for any integration
Coming soon
💬
Support Chats
Customer conversations and pain points
📊
Usage Analytics
Feature adoption and drop-offs
⚠️
Error Logs
Performance and bug detection
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The Vision

Define your vision.
The CEO agent plans, builds, tests, ships.
Every batch informs the next.
Autonomous product building
from concept to creation to iteration.
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Ready for
Autonomous Product Building?
SIMPSEN is currently in private beta.
We're working with select startups and SaaS platforms.
Get Started