Code Execution MCP connectors

Universal pay-per-call tool API for AI agents. Web search, price feeds, hive memory, LLM routing, code sandbox. Free tier (10 calls/day, no signup). x402 payments on Base + Solana.

Proof and repair for Apple coding agents: validate Swift, run Xcode evidence, and repair failures.

Generate a Flutter app from a JSON spec free; pay only for the compiled APK (USDC on Base).

AI-agent verifier: verdict committed before the outcome graded against it; /review, /ledger.

Scientific compute for AI agents: symbolic, numerical, quantum, chemistry, ODE. Paid via x402.

AI access to Quadratic spreadsheets: open files, run Python/SQL, query connected databases.

MCP server for Klever blockchain smart contract development.

Pay-per-call MCP tools via x402 USDC: ZAR prices, data extraction, Python sandbox, SA flights.

Docs for hot-module-reload and reactive programming for Python (`hmr` on PyPI)

40+ developer tools from Context7, Code Runner, Python Execute, NPM Sentinel, PlantUML, and Microsoft Learn. Docs lookup, code execution, security scanning. Starts at $0.01/call. Get your API key at app.xpay.sh or xpay.tools

Precision math engine for AI agents. 203 exact methods. Zero hallucination.

Protects AI coding agents from installing malicious open source packages. Every npm and PyPI package is checked against SafeDep’s real-time threat intelligence before installation.

Automate cloud Chrome—navigate, click, type, screenshot, run code, record screen video

Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

Provides access to TakeProfit.com's Indie documentation and tooling — a Python-based scripting language for building custom cloud indicators and trading strategies on the TakeProfit platform.

Anima MCP connects your AI coding assistant directly to Anima Playground. It bridges the gap between PM prototypes and production code.

Authenticated async Fable 5 Agent agent with status polling and artifact results.

Personal assistant MCP server with search, execute, packages, jobs, secrets, and integrations.

Build a full backend from Claude Code — boards, data, REST APIs — plus a ready-made admin UI

cdbx MCP server for Experiments, Projects, and sandboxed code execution (Python, Go, C#, Rust).