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Build a Document Summarizer Agent

Source: R/build_doc_summarizer_agent.R
build_doc_summarizer_agent.Rd

Creates an LLM-powered document summarization workflow that processes PDF, DOCX, PPTX, TXT, or plain text input and returns structured markdown summaries.

Usage

build_doc_summarizer_agent(
  llm,
  summary_template = NULL,
  chunk_size = 4000,
  overlap = 200,
  verbose = TRUE
)

Arguments

llm

A function that accepts a character prompt and returns an LLM response.

summary_template

Optional custom summary template in markdown format.

chunk_size

Maximum character length for document chunks (default: 4000).

overlap

Character overlap between chunks (default: 200).

verbose

Logical controlling progress messages (default: TRUE).

Value

A function that accepts file paths or text input and returns:

  • summary - The generated markdown summary

  • metadata - Document metadata if available

  • chunks - Number of processing chunks used

  • success - Logical indicating success

Examples

if (FALSE) { # \dontrun{
# Build document summarizer agent
summarizer_agent <- build_doc_summarizer_agent(
  llm = my_llm_wrapper,
  summary_template = NULL,
  chunk_size = 4000,
  overlap = 200,
  verbose = FALSE
)

# Summarize document
final_state <- summarizer_agent("https://github.com/knowusuboaky/LLMAgentR/raw/main/\
tests/testthat/test-data/scrum.docx")
} # }