REX vs WAI Quantum
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
REX compared with WAI Quantum
| Detail | 
REX | 
WAI Quantum |
|---|
| What it does | A coding agent that runs your whole Windows PC by voice or text
| Run a quantum program. Get an answer you can check.
|
|---|
| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | ES
| US
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| Pricing model | Free
| Free
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| Pricing | Free. Windows 10 or later, 64-bit.
| Not given
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| Key features | - Verifies results before completion
- Voice and text input
- Runs on Windows 10 or later, 64-bit
- Compatible with any AI model you choose
- Multi-step task automation
- Checks live results in real applications
| - Multiple simulation methods including state vector, stabilizer tableau, matrix product state, and tensor network
- Automatic method selection based on circuit requirements
- Measurement counts, expectation values, and amplitude extraction
- Noise simulation with depolarizing, amplitude damping, and dephasing channels
- Cryptographically signed receipts for result verification
- Model Context Protocol integration for agent access
- Browser-based execution and service-based execution
- Desktop app and command-line interface availability
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| What makes it different | - Operates the entire Windows desktop, not just the terminal
- Verifies task completion by checking real application results
- Completely free with no subscription required
- Voice control for hands-free operation
- Measured performance on public benchmarks
| - No account and no API key required to use the service
- Automatic explanation of which simulation method was chosen and why
- Signed receipts allow verification of results by anyone
- Integrated with Model Context Protocol for AI agent access
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | 53 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 24 | 15 |
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| Referring domains (Majestic) | 15 | 3 |
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5 details filled in for both companies.
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