LangChain Reference home page

GitHub
Main Docs

MCP Adapters

Standard Tests

Text Splitters

Overview
Agents
Callbacks
Chains
Chat models
Embeddings
Evaluation
Globals
Hub
Memory
Output parsers
Retrievers
Runnables
LangSmith
Storage

⌘I

LangChain Assistant

Ask a question to get started

Enter to send•Shift+Enter new line

Menu

Overview Agents Callbacks Chains Chat models Embeddings Evaluation Globals Hub Memory Output parsers Retrievers Runnables LangSmith Storage

Language

Theme

Pythonlangchain-classicretrieversdocument_compressorscross_encoder_rerankCrossEncoderRerankercompress_documents

Method●Since v1.0

compress_documents

Copy

compress_documents(
  self,
  documents: Sequence[Document],
  query: str,
  callbacks: Callbacks

View source on GitHub

|

None

=

None

)

->

[

]

Parameters

Name	Type	Description
`documents`*	`Sequence[Document]`
`query`*	`str`
`callbacks`	`Callbacks \| None`	Default:`None`

Rerank documents using CrossEncoder.

A sequence of documents to compress.

The query to use for compressing the documents.

Callbacks to run during the compression process.