"Resources to Become an Expert in LangChain" matching MCP connectors:

Scores a business's online presence 0–100 and names the top issues to fix — search visibility, whether AI assistants can read and recommend it, speed and first impression, trust, and how easy the business is to reach. Give the scan_website tool a URL and it returns the score with the top issues, in chat. English and Arabic. By BottleTech (bottletech.net).

Fixter's MCP provides a stream-lined agentic way to onboard, setup and use the Fixter monitoring and observability platform. Check out more at https://fixter.dev/

Inventory and audit your agent fleet over MCP: audit_mcp_config returns risk-ranked findings with a 0-100 posture score, scope_check ranks tool-manifest blast radius, audit_skill_file and injection_scan screen untrusted skill files and text, and inventory_report builds a governance inventory with risk tiers. All analysis is deterministic and local to the request.

Diagnose x402 seller endpoints: what is wrong with your 402 challenge, and how to fix it.

Measured latency, time to first token and uptime for ~45 AI inference APIs, by region.

Give AI coding agents access to your Vynix visual feedback, bug reports, and AI diagnosis.

Check if an MCP server tool changed or hides injection patterns before you trust it.

Free anonymous website, DNS, email and TLS checks, plus read-only access to your monitors.

Ships with 42 pre-built text processing agents (sentiment analysis, keyword extraction, SEO metadata, code explanation, grammar checking, and more) totaling 259 endpoints. All code runs sandboxed in isolated child processes. Supports Streamable HTTP and stdio transports. Includes rate limiting, caching, analytics with p50/p95/p99 latency tracking, and a web dashboard.

Live health and AI-readable metadata of invokera.com. Demo of an Invokera-hosted MCP server.

Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.

Check if an AI model is deprecated, retiring, or silently changed price or context window.

Third-party signed reads of how an AI agent behaved: drift, vows, and the town it works in.

Uptime and website monitoring for AI agents. Query monitor status, incidents, heartbeats, domain expiry, and status pages in your Vantaj Uptime workspace.

Wash-filtered intelligence layer for x402 — read-only access to category stats, service details, wash analysis aggregate, service search, and 24h trends.

Validate up to 75,000 URLs per job (status, redirects, response times). OAuth 2.1.

Synplex provides inventory health scoring, landed cost calculation, and quick inventory diagnosis tools for Shopify merchants. It enables AI assistants to assess stock performance, calculate true product costs including duties and shipping, and instantly surface inventory issues.

Connect Google Analytics to ChatGPT. Query GA4 data in plain English and get instant insights.

Provides read access to your GKE and Kubernetes resources.

The Cortex MCP server provides read-only access to real-time engineering context from the Cortex developer portal, allowing AI coding assistants to answer natural language questions about your organization's catalog (microservices, libraries, domains, teams, infrastructure), scorecards (engineering standards and best practices), initiatives (goals and deadlines), and Engineering Intelligence metrics. It includes tools for querying documentation, tracking personal entities, and accessing AI-assisted insights across the entire Cortex ecosystem.