Vellum

The developer platform for building production-ready LLM apps.

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Overview

Vellum is a comprehensive platform designed to help developers build, evaluate, and deploy production-grade applications powered by large language models. It provides tools for prompt engineering, versioning, testing, and monitoring to streamline the entire development lifecycle of LLM-powered features.

✨ Key Features

  • Prompt Engineering Playground
  • Scenario & Test Case Management
  • Model-in-the-Loop Evaluation
  • Semantic Search for Document Retrieval
  • Workflow & Chain Orchestration
  • API for Programmatic Access

🎯 Key Differentiators

  • Focus on production readiness and developer experience
  • Integrated suite of tools for the entire LLM app lifecycle

Unique Value: Vellum offers a unified platform to streamline the entire process of building, evaluating, and deploying production-ready LLM applications, reducing development time and improving application quality.

🎯 Use Cases (4)

Building AI-powered chatbots and virtual assistants Automating content generation and summarization Developing semantic search and question-answering systems Creating complex, multi-step AI workflows

✅ Best For

  • Customer support automation
  • Content marketing generation
  • Internal knowledge base search

💡 Check With Vendor

Verify these considerations match your specific requirements:

  • Training custom large language models from scratch

🏆 Alternatives

Humanloop PromptLayer Langfuse

Compared to alternatives, Vellum provides a more integrated and comprehensive toolset, covering everything from prompt engineering to production monitoring.

💻 Platforms

Web API

🔌 Integrations

OpenAI Anthropic Google AI LangChain LlamaIndex API

🛟 Support Options

  • ✓ Email Support
  • ✓ Live Chat
  • ✓ Dedicated Support (Enterprise tier)

🔒 Compliance & Security

✓ SOC 2 ✓ GDPR ✓ SSO ✓ SOC 2 Type II

💰 Pricing

$25.00/mo
Free Tier Available

✓ 14-day free trial

Free tier: Limited number of API calls and test cases

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