OpenAI Docs Provide authoritative, current guidance from OpenAI developer docs using the developers.openai.com MCP server. "Docs MCP" means and ; for API reference, schema, parameter, or required-field questions, also use when available. Official-domain web search is fallback after those tools are unavailable or unhelpful. Broad Codex questions use the manual helper before Docs MCP. This skill also owns model selection, API model migration, and prompt-upgrade guidance. API Key Setup For requests to build, run, configure, debug, or implement an API-backed app, script, CLI, generator, or tool,…