Writer, Inc.

All functionality related to Writer

This page covers how to use the Writer ecosystem within LangChain. For further information see Writer docs. Palmyra is a Large Language Model (LLM) developed by Writer, Inc.

The Writer API is powered by a diverse set of Palmyra sub-models with different capabilities and price points.

Installation and Setup

Install the integration package with

pip install langchain-writer

Get an Writer API key and set it as an environment variable (WRITER_API_KEY)

Chat model

from langchain_writer import ChatWriter

PDF Parser

from langchain_writer.pdf_parser import PDFParser

Text splitter

from langchain_writer.text_splitter import WriterTextSplitter

Tools calling

Functions

Support of basic function calls defined via dicts, Pydantic, python functions etc.

Graphs

from langchain_writer.tools import GraphTool