LLM app development: prompts, workflows, deployments and evaluations. Your client pastes their Vellum key once, and your agent or your code works with their access.
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About Vellum
Vellum is a platform for building LLM apps.
With your client's Vellum connected, your agent can work with prompts, workflows, deployments and evaluations.
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API key
LLM app development: prompts, workflows, deployments and evaluations
The client pastes their API key from Vellum's settings. We store it encrypted.
Tested against Vellum's live API.
Building with Vellum? The docs have setup steps and code for every tool.
Add a client, select the services, copy the link. You'll get an email the moment their access is ready. Start free, no card required. Paid plans are one flat monthly price, and a busy month never takes your agents offline.