vishal patel
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Short takes on architecture decisions, platform engineering and AI-augmented delivery.

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API Series, Part 2: Why MCP when we already have APIs?

MCP doesn't replace APIs. APIs are built for applications; MCP gives AI agents a standard way to discover tools, resources, prompts and existing services. Application → API, AI agent → MCP → APIs / tools / data.

#apis#mcp#ai-architecture#system-design
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Traditional API vs API with AI: an architectural shift

An AI-enabled API adds an intelligence layer between the contract and execution, bringing new responsibilities: context management, model orchestration, tool execution, guardrails, semantic caching and cost observability.

#apis#ai-architecture#rag#guardrails
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Argus: an autonomous QA agent with a hundred eyes

An agent that explores your web app in a real browser, writes a living spec of how it behaves, re-walks flows nightly to catch regressions like silent API 500s, and files findings to Jira. Runs entirely on your machine.

#ai-agents#qa#automation
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