bind_tools              Bind tools to a config (provider-agnostic)
build_factorial_experiments
                        Build Factorial Experiment Design
call_llm                Call an LLM (chat/completions or embeddings)
                        with optional multimodal input
call_llm_broadcast      Parallel API calls: Fixed Config, Multiple
                        Messages
call_llm_compare        Parallel API calls: Multiple Configs, Fixed
                        Message
call_llm_par            Parallel LLM Processing with Tibble-Based
                        Experiments (Core Engine)
call_llm_par_structured
                        Parallel experiments with structured parsing
call_llm_robust         Robustly Call LLM API (Simple Retry)
call_llm_sweep          Parallel API calls: Parameter Sweep - Vary One
                        Parameter, Fixed Message
disable_structured_output
                        Disable Structured Output (clean provider
                        toggles)
enable_structured_output
                        Enable Structured Output (Provider-Agnostic)
get_batched_embeddings
                        Generate Embeddings in Batches
llm_chat_session        Chat Session Object and Methods
llm_config              Create an LLM configuration (provider-agnostic)
llm_fn                  Apply an LLM prompt over vectors/data frames
llm_fn_structured       Vectorized structured-output LLM
llm_mutate              Mutate a data frame with LLM output
llm_mutate_structured   Data-frame mutate with structured output
llm_mutate_tags         Data-frame mutate with XML-like tag output
llm_parse_structured    Parse structured output emitted by an LLM
llm_parse_structured_col
                        Parse structured fields from a column into
                        typed vectors
llm_parse_tags          Parse XML-like tags emitted by an LLM
llm_parse_tags_col      Parse XML-like tag fields from a column
llm_validate_structured_col
                        Validate structured JSON objects against a JSON
                        Schema (locally)
llmr_response           LLMR Response Object
parse_embeddings        Parse Embedding Response into a Numeric Matrix
reset_llm_parallel      Reset Parallel Environment
setup_llm_parallel      Setup Parallel Environment for LLM Processing
