Use Proprietary Data as Context in LLM Calls

Retrieve data specific to your company and use it as context in your LLM calls with Vellum Search.

Screenshot of Vellum's evaluation product

Deploy LLM-powered features to production with confidence.

Use Your Data to Personalize Experiences

Upload and retrieve relevant data. Use defaults to get started quickly, or experiment with more advanced configurations.

Upload your documents. Upload text, PDF, images and CSV files to Vellum’s document index either via UI or API.

Metadata filtering. Filter documents using specific metadata, like user or tags, before a keyword or semantic similarity search.

Retrieve information in real time. Retrieve relevant context in a prompt at run-time that fits within LLM token window limits.

Great search needs good LLM set up. Add context in your Prompts and Workflows in a few clicks.

Everything You Need for
Knowledgeable AI

High Configurability

Default chunking, embedding models, and search settings, with advanced customizations.

Easy Integration

Three step process to add search results in your queries at run-time.

Shared Workspace

PMs, Engineers and Domain Experts collaborate on building AI features at the same time.

Get Inspired byCompanies Who Have Made It

From startups to Fortune 500s, all teams build with Vellum.

What Our Customers Say About Vellum

Loved by developers and product teams, Vellum is the trusted partner to help you build any LLM powered applications.

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Jeremy Karmel

Creating world class AI experiences requires extensive prompt testing, fast deployment and detailed production monitor. Luckily, Vellum provides all three in a slick package. The Vellum team is also lightning fast to add features, I asked for 3 features and they shipped all three within 24 hours!

Founder, Feeling Good App

Aman Raghuvanshi

I love the ability to compare OpenAI and Anthropic next to open source models like Dolly. Open source models keep getting better, I’m excited to use the platform to find the right model for the job

Co-Founder & CEO, Pyq

Jonathan Gray

We’ve migrated our prompt creation and editing workflows to Vellum. The platform makes it easy for multiple people at Encore to collaborate on prompts (including non technical people) and make sure we can reliably update production traffic.

Founder & CEO, Encore

Edvin Fernqvist

Having a really good time using Vellum - makes it easy to deploy and look for errors. After identifying the error, it was also easy to “patch” it in the UI by updating the prompt to return data differently. Back-testing on previously submitted prompts helped confirm nothing else broke.

Co-Founder & CPO, Bemlo

Jeremy Karmel

Creating world class AI experiences requires extensive prompt testing, fast deployment and detailed production monitor. Luckily, Vellum provides all three in a slick package. The Vellum team is also lightning fast to add features, I asked for 3 features and they shipped all three within 24 hours!

Founder, Feeling Good App

Zach Wener

Vellum gives me the peace of mind that I can always debug my production LLM traffic if needed. The UI is clean to observe any abnormalities and making changes without breaking existing behavior is a breeze!

Co-Founder & CEO, Uberduck

Michael Zhao

Our engineering team just started using Vellum and we’re already seeing the productivity gains! The ability to compare model providers side by side was a game-changer in building one of our first AI features

Co-Founder & CTO, Vimcal

Jasen Lew

We’ve worked closely with the Vellum team and built a complex AI implementation tailored to our use case. The test suites and chat mode functionality in Vellum's Prompt Engineering environment were particularly helpful in finalizing our prompts. The team really cares about providing a successful outcome to us.

Founder & CEO, Glowing

Eric Lee

Vellum’s platform allows multiple disciplines within our company to collaborate on AI workflows, letting us move more quickly from prototyping to production

Partner & CTO, Left Field Labs

Zach Wener

Vellum gives me the peace of mind that I can always debug my production LLM traffic if needed. The UI is clean to observe any abnormalities and making changes without breaking existing behavior is a breeze!

Co-Founder & CEO, Uberduck
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