Meta

• License: MIT License (MIT)
• Requires: Python <4.0, >=3.9

Classifiers

• License
  • OSI Approved :: MIT License
• Programming Language
  • Python :: 3
  • Python :: 3.9
  • Python :: 3.10
  • Python :: 3.11
  • Python :: 3.12
  • Python :: 3.13

langchain-cloudflare

This package contains the LangChain integration with CloudflareWorkersAI

Installation

pipinstall-Ulangchain-cloudflare

And you should configure credentials by setting the following environment variables:

• CF_ACCOUNT_ID

AND

• CF_API_TOKEN (if using a single token scoped for all services)

OR (if using separately scoped tokens)

• CF_AI_API_TOKEN
• CF_VECTORIZE_API_TOKEN (CloudflareVectorize)
• CF_D1_API_TOKEN (CloudflareVectorize)
• CF_D1_DATABASE_ID (CloudflareVectorize)

Chat Models

ChatCloudflareWorkersAI class exposes chat models from CloudflareWorkersAI.

fromlangchain_cloudflare.chat_modelsimportChatCloudflareWorkersAIllm=ChatCloudflareWorkersAI()llm.invoke("Sing a ballad of LangChain.")

Embeddings

CloudflareWorkersAIEmbeddings class exposes embeddings from CloudflareWorkersAI.

fromlangchain_cloudflare.embeddingsimportCloudflareWorkersAIEmbeddingsembeddings=CloudflareWorkersAIEmbeddings(model_name="@cf/baai/bge-base-en-v1.5")embeddings.embed_query("What is the meaning of life?")

VectorStores

CloudflareWorkersAILLM class exposes LLMs from CloudflareWorkersAI.

fromlangchain_cloudflare.vectorstoresimportCloudflareVectorizevst=CloudflareVectorize(embedding=embeddings)vst.create_index(index_name="my-cool-vectorstore")

Release Notes

v0.1.1 (2025-04-08)

• Added ChatCloudflareWorkersAI integration
• Added CloudflareWorkersAIEmbeddings support
• Added CloudflareVectorize integration

v0.1.3 (2025-04-10)

• Added AI Gateway support for CloudflareWorkersAIEmbeddings
• Added Async support for CloudflareWorkersAIEmbeddings

v0.1.4 (2025-04-14)

• Added support for additional model parameters as explicit class attributes for ChatCloudflareWorkersAI

v0.1.6 (2025-05-01)

• Added Standalone D1 Metadata Filtering Methods
• Update Docs for more clarity around D1 Table/Vectorize Index Names

v0.1.8 (2025-05-11)

• Added support for environmental variables (embeddings, vectorstores)

Verified details

Maintainers

collier_cloudflare

oxta28

Unverified details

Project links

• Homepage
• Release Notes
• Repository
• Source Code

• Download URL:langchain_cloudflare-0.1.8.tar.gz
• Upload date: May 12, 2025
• Size: 28.9 kB
• Tags: Source
• Uploaded using Trusted Publishing? No
• Uploaded via: poetry/2.1.2 CPython/3.11.11 Darwin/24.4.0

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• Download URL:langchain_cloudflare-0.1.8-py3-none-any.whl
• Upload date: May 12, 2025
• Size: 30.7 kB
• Tags: Python 3
• Uploaded using Trusted Publishing? No
• Uploaded via: poetry/2.1.2 CPython/3.11.11 Darwin/24.4.0

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