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Quilter vs Spectral Labs SGS-1
Side-by-side comparison of features, pricing, and ratings
Pricing
Freemium
Paid
Plans
Free
$0
$49/month
Contact
Popularity
4.3k views
7.0k views
Skill Level
Beginner-friendly
Beginner-friendly
API Available
Platforms
Web
WebAPI
Categories
⚡ Productivity
💻 Code & Development🎭 Design & UI⚡ Productivity
Features
Physics-driven AI for automated PCB placement and routing
Reinforcement learning generates multiple candidate boards
Physics-aware design identifies bypass capacitors and impedance nets
Supports differential pairs and impedance-controlled nets
Transparent design review with constraint feedback
Seamless board handoff in native CAD format
Iterate multiple stack-ups, manufacturers, and form factors
Works with Altium, Cadence, Siemens, KiCAD
Automated BGA fanout generation (beta)
Handles 100–1000 components per board
Handles up to 2000-5000 pins to route
Pricing scales by pin count, not seats
Free tier available for exploration
Enterprise tier for larger programs
Supports through-hole vias only
Sub-5ms inference latency
Verifiable Compute with STARK proofs
EigenLayer restaking for security
Pay-per-inference pricing ($0.0001/1K tokens)
Full model compatibility (no fine-tuning needed)
Text and multimodal model support
Enterprise SLA with 99.9% uptime
Developer API with LangChain integration
Automatic load balancing across nodes
On-chain audit trail for each inference
2000+ validator nodes
Tamper-proof output receipts
Integrations
Altium
Cadence
Siemens
KiCAD
LangChain
EigenLayer
Ethereum
Wagmi
Web3Auth
Hardhat
Truffle
Remix IDE
MetaMask
Coinbase Wallet