countTokens             Count Tokens for Gemini Content (Including
                        Images)
gemini                  Generate text from text with Gemini
gemini.vertex           Generate text from text with Gemini Vertex API
gemini_audio            Analyze audio using Gemini
gemini_audio.vertex     Analyze Audio using Gemini Vertex API
gemini_chat             Multi-turn conversations (chat)
gemini_docs             Summarize or analyze one or more local
                        documents using Gemini API
gemini_docs.vertex      Summarize or analyze documents using Vertex AI
                        Gemini
gemini_garden           Interact with Vertex AI Model Garden
gemini_image            Generate text from text and image with Gemini
gemini_image.vertex     Generate text from text and image with Gemini
                        Vertex API
gemini_narrative        Generate narrative description for an input
                        using Gemini
gemini_search           Generate text with real-time information using
                        Google Search (Grounding)
gemini_structured       Generate structured response from Gemini
gemma                   Generate text from text with Gemma
gen_docs                Generate Roxygen Documentation
gen_tests               Generate Unit Tests for R Functions
nano_banana             Generate, edit, or transfer images using Gemini
                        API
setAPI                  Set Gemini API Key
setEnv                  Store API key in local environment file
token.vertex            Generate Gemini Access Token and Endpoint URL
