Context7, GitHub and browser MCP servers compared

Compare MCP servers for coding agents, including browser testing, GitHub access and the token renewal required by the speaker's Kiro setup.

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This overview covers MCP servers that connect a coding assistant to documentation, repositories, browsers and cloud accounts. The speaker recommends Context7 for library documentation, saying it gives him more current results than the web search built into his coding tools.

For the remote GitHub MCP server, he discusses pull requests and repository creation. He describes OAuth access through VS Code and his personal access token setup in Kiro. The token needs suitable permissions and an expiration date; when it expires, he creates and adds a replacement. He also uses the GitHub CLI depending on the task.

Chrome DevTools MCP and Playwright MCP receive a direct comparison for inspecting websites and testing local changes. His Playwright examples include pressing buttons and checking new functionality. Serena gets a separate introduction for code retrieval, editing, refactoring and debugging in terminal workflows, though he explicitly says he has not used it personally.

The cloud section covers Vercel project access and analytics, with brief mentions of Cloudflare and Supabase. The bonus recommendation is Agent Toolkit for AWS for account access and infrastructure tasks, including IAM roles. The speaker discloses that he is an AWS developer advocate.