OpenPipe

OpenPipe

OpenPipe is an SDK designed to abstract the complexities of fine-tuning custom language models.

PaidWebPython SDKTypeScript SDKOpen source
Visit websiteopenpipe.ai
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Overview

OpenPipe is an SDK designed to abstract the complexities of fine-tuning custom language models. It captures prompt-completion pairs from your existing provider in the background, eliminating the need for manual data curation. Using this data, OpenPipe trains a new model that is faster, cheaper, and often more accurate than the original large language model. The tool handles the infrastructure required for training and deployment, allowing developers to replace their base model with a fine-tuned version via a simple API call. It is targeted at software developers and engineering teams looking to optimize their AI applications. Use cases include reducing inference costs, improving latency, and tailoring models to specific use cases like internal knowledge bases. The tool is available as an open-source SDK with options for managed cloud hosting.

Key features

  • Automatic prompt-completion logging
  • One-click fine-tuning abstraction
  • Model replacement for cost reduction
  • Latency optimization

Pricing

PaidStarting price: US$0.3/mo
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Use cases

  • Reducing LLM inference costs
  • Improving model response latency
  • Fine-tuning for domain-specific accuracy

Who it is for

Software developersAI teams

Integrations

OpenAIClaudeHugging FaceAWSLangChain

Tags

API

How we verified this

Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.

Last verified 09/02/2026Verified sources: 2

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