PromptLayer AI

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Summary

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Foundation Year2021
Country🇺🇸 United States
FoundersJared Zoneraich, Jonathan Pedoeem
TierFreemium, Paid
PlatformsWeb Browsers
AI FeaturesAgent Tracing, AI Assistant, AI Coding Assistant, App Builder, Prompt Management
Pricing From$49 Per Month
SupportYes (Email)
Best Used ForAI App Builder, AI Coding Assistant, AI Assistant
Affiliate ProgramNo
White LabelNo
APINo

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promptlayer AI App Homepahe
promptlayer AI App pricing
Promptlayer AI App Prompt management
promptlayer AI App Homepahe
promptlayer AI App pricing
Promptlayer AI App Prompt management

Description

PromptLayer is a powerful AI development platform that helps teams manage, test, and improve their AI prompts and agents in one place. It lets developers and non-technical team members work together using a visual interface, making prompt engineering much easier. With features like prompt versioning, evaluations, tracing, observability, and analytics, users can track performance, compare prompt versions, and find problems before they affect production. PromptLayer is especially useful for companies building AI applications that need reliable monitoring, testing, and collaboration tools.

Features

  • Prompt Management
  • AI App Builder
  • AI Coding Assistant
  • Prompt Versioning
  • Prompt Registry
  • AI Evaluations
  • LLM Observability
  • Agent Tracing
  • Regression Testing
  • A/B Testing
  • Team Collaboration
  • Analytics & Monitoring

Free Plan & Pricing

Free Tier
Free
5 Users
2.5k/month Requests
1 Workspace
250/month Eval Cell Executions
10MB max per Dataset
Paid Plans
Pro ($49 Per Month)
Same limits as in Free, plus
Unlimited Playgrounds
Unlimited Workspaces
150MB max per Dataset
Pay-as-you-go ($0.003 per txn)
Team ($500 Per Month)
25 Users
100k+/month Requests
7.5k+/month Eval Cell Executions
1GB max per Dataset
Pay-as-you-go ($0.002 per txn)
Enterprise
Custom limits on everything
Role Based Access Controls
Deployment Approvals
HIPAA with BAA
Flexible Hosting Options
Dedicated Support
Data Retention Control
Check Pricing On PromptLayer AI website
Refund Policy
PromptLayer does not offer any kind of partial or full refunds on their subscriptions.

5 Ratings

[4.5/5]

[N/A]

5app.ai Rating

[N/A]

AI Review

[4.2/5]

PromptLayer appears to have generally positive opinions and reviews. People describe it as a strong prompt management platform with version control, testing, and observability, and reviewers like that it helps both technical and non-technical teams work on prompts. Some comparisons also suggest it is especially good for prompt registry and collaboration, while evaluation-heavy teams may prefer other tools.
Sources:- Checkthat.ai, Techcrunch.com, Braintrust.dev

Last Fetched Date: June 3, 2026, 5:26 am
Our Expert's Opinion

[4.6/5]

After testing PromptLayer and comparing it with similar prompt management tools, I found it to be one of the more polished options for teams working with AI applications. The prompt versioning and evaluation features are very useful, and the interface makes it easier for non-technical users to participate in AI development. However, beginners may need some time to understand all the features, and smaller projects might find the platform more advanced than necessary. Pricing can also become a consideration as usage grows. Overall, PromptLayer does a good job of solving real prompt management and monitoring problems, but it is most valuable for teams that actively build and maintain AI-powered products.

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