PromptLayer
Version, test, and monitor every prompt and workflow with evals, tracing, and datasets.
Go to Quickstart
Prompt Registry
Version prompts outside your codebase with reusable templates and inputs.
Observability
Inspect traces, latency, token usage, and production behavior across every request.
Workflows
Compose multi-step workflows with reusable components, branching, and orchestration.
Evaluations
Score prompt and workflow changes before shipping them.
Dataset Management
Build, organize, and reuse datasets for evaluation, regression testing, and iteration.
Skills Registry
Store and reuse structured skills so workflows can consistently apply the right capabilities.
Features
Release Labels
Promote tested prompt versions across environments without changing application code.
AB Testing
Compare prompt variants in production and route traffic based on measured performance.
Analytics
Track usage, quality, and outcome trends as prompts and workflows evolve over time.
Role-Based Access Control
Manage workspace permissions with granular roles for engineers, operators, and reviewers.
Single Sign-On
Enable secure team access with enterprise identity providers and centralized login flows.
Self-Hosting
Deploy PromptLayer in your own environment when security or compliance requires it.
Resources
API Reference
Explore the REST API surface for prompt execution, datasets, and workflows.
MCP
Documentation for model context protocol integrations, tools, and connected workflows.
Migration Guides
Move hard-coded prompts and ad hoc eval scripts into a managed PromptLayer workflow.
SDKs
Official client libraries, examples, and package references for supported runtimes.
OpenTelemetry Integrations
Connect PromptLayer with model providers, tracing pipelines, and internal tooling.
Changelog
Product updates covering PromptLayer platform improvements and launches.
Blog
Engineering and product insights from the PromptLayer team.