What Is the Model Context Protocol?
One standard way for an AI app to reach tools and data.
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mcp
Rate Limiting an Upstream API Inside an MCP Tool
Protect the shared upstream behind every MCP tool.
Read articleMCP Tool Versioning and Deprecated Tools
Version MCP tools by convention, then retire old names in stages.
Read articleMCP Resource Templates vs Tools: When to Use Each
Read data through resource templates, act through tools.
Read articleMCP OAuth Token Rotation: How Refresh Tokens Stay Safe
Rotate refresh tokens so a leaked one expires fast.
Read articleMCP Tool Idempotency for Safe Retry
An agent that retries a tool needs to know whether the retry is safe.
Read articleManaging Secrets in a Hosted MCP Deploy: Environment Variables vs Hardcoded Config
Quick answer: In a hosted MCP deployment, secrets belong in the platform's environment variable store or a dedicated secret manager, never in the tool configuration, the JSON the
Read articleWhen Two MCP Servers Expose the Same Tool Name and the Agent Picks Blind
Quick answer: When two MCP servers expose a tool with the same name, an agent cannot reliably tell them apart by name alone, and it may call the wrong backend.
Read articleWhen an MCP Tool Needs a Missing Value: Elicitation vs Failing the Call
Quick answer: Elicitation lets an MCP server ask the client to collect a missing value from the user mid-call, instead of immediately failing or guessing. Use it when the tool
Read articleServing an MCP Server on a Custom Domain: Self-Hosting vs Registry Hosting
Quick answer: Serving an MCP server on your own domain keeps the endpoint under your DNS, TLS, and branding, and removes a dependency on a registry's host. A
Read articleWhen Cursor's MCP Connection Drops Mid-Workflow and the Agent Retries Blind
Quick answer: When an MCP connection drops in the middle of a workflow, the safest behavior is to stop, verify what already happened, and then resume rather than blindly replaying
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