Skip to content
Back to the index

PromptLayer

promptlayer.comInfrastructure

PulseGate's liveness check found it on 3 Oct 2026; it has been in the index since 14 Jun 2026. How this is checked

PromptLayer is an infrastructure platform for AI engineering teams to version, test, and monitor prompts and agents. It provides tools for collaboration, evaluation, and observability, enabling teams to manage prompt lifecycles and ensure reliable AI agent performance.

Inferred · not functionally tested

FreemiumWebCloud-managed
PromptLayer preview
Visit promptlayer.com

Overview

6 features

Purpose: Managing, testing, and monitoring AI prompts and agents for engineering teams to ensure reliability and collaboration.

Inferred · not functionally tested

Audience: AI engineering teams

Inferred · not functionally tested

Functions: monitoring, analytics, collaboration

Inferred · not functionally tested

Interfaces: API: indicated (inferred, not tested) · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: freemium · license: Proprietary · platforms: WEB · deployment: browser, cloud_managed

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: promptlayer.com. These links do not verify the individual claims.

PromptLayer is an Agent monitoring & governance project. Inferred · not functionally tested: Managing, testing, and monitoring AI prompts and agents for engineering teams to ensure reliability and collaboration. Inferred · not functionally tested: It is built as a B2B product for AI engineering teams. Basis unknown · not verified: PromptLayer follows a freemium model. Basis unknown · not verified: It ships for the web.

PromptLayer builds and maintains PromptLayer, and it first shipped in 2023. Inferred · not functionally tested: Among its 6 catalogued features are prompt versioning, agent testing, and prompt monitoring. Inferred · not functionally tested: Catalogued interfaces include a public API.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Prompt versioning
  • Agent testing
  • Prompt monitoring
  • Visual editor
  • Collaboration tools
  • Evals and regression sets

Topics: Inferred · not functionally tested

Tags
prompt-versioningagent-testingai-observabilitycollaboration-layer
AI capabilities
Text

JSON profile · Text profile · Access guide

Built with & integrations

Framework
Next.js
Hosting
Vercel
Connectors
API
Runs on
BrowserCloud-managed
Detected from
Next.js
/_next/static/ in the HTML · __next_f in the HTML
Vercel
x-vercel-id header · x-vercel-cache header

Trust & compliance

Public signals
HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Nothing recorded for this listing in this window.

Frequently asked questions about PromptLayer

What does PromptLayer do?
Inferred · not functionally tested: Managing, testing, and monitoring AI prompts and agents for engineering teams to ensure reliability and collaboration. It is catalogued under Agent monitoring & governance on PulseGate.
Who should use PromptLayer?
Inferred · not functionally tested: PromptLayer is a B2B product built for AI engineering teams.
Is PromptLayer free?
Basis unknown · not verified: Yes — there is a free tier, with paid plans for advanced use.
What platforms does PromptLayer run on?
Basis unknown · not verified: PromptLayer runs on the web.
Is PromptLayer still active?
PulseGate's liveness check found it on 3 Oct 2026.
What projects are similar to PromptLayer?
Similar projects tracked by PulseGate include PingPrompt, PromptEval, and PromptLabHub.PingPromptPromptEvalPromptLabHub
Who develops PromptLayer?
PromptLayer is developed by PromptLayer.
When did PromptLayer launch?
PromptLayer first shipped in 2023.

Similar projects

Closest matches by what these projects do