Create a Chain-of-Thought Module — chain_of

Convenience function that creates a PredictModule with chain-of-thought reasoning enabled. This is equivalent to calling with_reasoning() on a signature and then creating a module from it.

Usage

chain_of_thought(
  x,
  prefix = "Let's think step by step in order to",
  chat = NULL,
  template = "",
  demos = list(),
  config = list(),
  ...
)

Arguments

x: A signature object created by signature(), or string notation.
prefix: Character. The prefix for the reasoning field.
chat: Optional ellmer Chat object.
template: Optional glue template.
demos: Optional demonstration examples.
config: Optional prediction configuration.
...: Must be empty.

Value

A PredictModule with reasoning enabled

Examples

# Create a chain-of-thought QA module
mod <- chain_of_thought("question -> answer")

# Use it like any other module
# result <- run(mod, question = "What is 15 * 24?", .llm = llm)
# result$reasoning contains step-by-step reasoning
# result$answer contains the final answer