MCP servers for Perplexity

Dynamic QR codes, short links and QR Reviews (Google review QR) with scan statistics.

Read-only facts, pricing, use cases and demo links for QR Wall, a live event photo wall.

Create and edit dynamic QR codes from AI assistants via the QRay agent MCP endpoint.

QR codes and barcodes that scan: styled designs with a scan check, plus Wi-Fi and payment codes.

QR codes for print: free previews, plus dynamic link codes you can repoint after printing.

Generate styled QR codes as SVG or PNG: colors, module shapes, ready-made presets and brand logos.

Multi-engine search for AI agents. Trust scoring, local corpus, MCP-native. Self-hostable, BYOK.

Stock scores (0-100) and signals for any US stock, with full AI analysis for 83 AI-related names.

QTI MCP: parse assessment items and tests, validate ids, bodies and interactions.

Crypto backtest statistics: the server owns the trial count, so it cannot be understated.

Backtest trading rules and read registered finance studies, on point-in-time data.

Portfolio scenarios with instrument checks, Monte Carlo analysis and interactive reports.

Local-first MCP server for personal health data with privacy, statistical evidence, and provenance.

Indian broker accounts for AI agents: positions, holdings, orders, P&L, option chains, 10+ brokers.

Quantitative equity toolkit: factor data, backtests, risk model, attribution, optimizer.

Quantum ESPRESSO MCP: parse pw.x inputs, validate namelists and cards.

PQC scanner for GitHub repos and smart contracts. Detects quantum-vulnerable ECDSA/RSA.

Backtests with costs, a held-out test that counts once, a score that counts every version tried.

Read properties, HMRC categories and transactions; add income and expenses in Quarterwise.

Read vehicle and driver positions, trips, trip summaries and groups in Quartix.

Analyze SEO and AI visibility, compare competitors, and find growth opportunities with Quattr data.