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PromptLayer
by PromptLayer · New York, United States
Prompt management, evaluation and observability platform for AI engineering teams.
- Starting price
- On request
- Free trial / plan
- Free plan
- Start without a card
- Deployment
- Cloud
- Web
- App Advisor rating
- 4.4
- transparency & India fit
What is PromptLayer?
PromptLayer is prompt engineering tools from PromptLayer, based in New York, United States. Prompt management, evaluation and observability platform for AI engineering teams.
Once an AI feature reaches production, prompts stop being text in a file and start behaving like code: they need versions, tests, evaluation against a dataset, and a way to change them without a deployment. Prompt engineering tools provide exactly that. They matter most for teams where non-engineers write the prompts and engineers own the consequences.
A free plan is available, with paid plans for growing teams. Beyond prompt engineering tools, PromptLayer also covers ai tools.
What works well
- +Free plan available to evaluate at zero cost
- +One of the top-ranked prompt engineering tools options in our catalogue
- +Covers more than one software category, reducing the number of tools you run
What to watch out for
- −Global vendor — check India-specific compliance (GST, TDS) and support hours before you commit
Best suited for: Startup · Small business · SMB
AI analysis of PromptLayer
Analysing PromptLayer — pricing, features, reviews and alternatives…
Generated by App Advisor's native engine from this listing's verified data — not a paid placement.
PromptLayer features
Category-standard capabilities plus what PromptLayer adds. Verify depth in a demo.
- Prompt versioning and change history
- Side-by-side model and prompt comparison
- Evaluation against test datasets
- Automated scoring and LLM-as-judge
- Deploy prompts without redeploying code
- Collaboration for non-technical authors
- Cost and latency tracking per prompt
- Tracing into production requests
- Free plan to start without a card
- AI-assisted workflows and suggestions
PromptLayer pricing
Entry price
On request
Free plan, paid tiers for more users and features
How PromptLayer charges. Plans scale with users or features. Annual billing is usually 15–25% cheaper than monthly, and GST is added on top of listed prices in India.
Read from the vendor's official website. Prices change — confirm on promptlayer.com.
Specifications
- Category
- Prompt engineering tools, AI tools
- Vendor
- PromptLayer
- Headquarters
- New York, United States
- Founded
- Not published
- Pricing model
- Freemium
- Starting price
- On request
- Deployment
- Cloud
- Platforms
- Web
- Best for
- Startup, Small business, SMB
- Made in India
- No
More software like PromptLayer
Alternatives, the same vendor's other products and India-first picks.
PromptLayer vs Future AGIPromptLayer vs AgentaPromptLayer vs LangfusePromptLayer vs PromptfooPromptLayer vs Confident AI
Compare all PromptLayer alternatives with pricing →PromptLayer — frequently asked questions
What is PromptLayer?+
PromptLayer is prompt engineering tools by PromptLayer. Prompt management, evaluation and observability platform for AI engineering teams.
How much does PromptLayer cost?+
PromptLayer has a free plan. Check the vendor's pricing page for current plans.
Does PromptLayer offer a free trial or free plan?+
Yes — PromptLayer offers a free plan you can start with.
Is PromptLayer made in India?+
No. PromptLayer is developed by PromptLayer in New York, United States.
Who is PromptLayer best suited for?+
PromptLayer suits startup, small business, smb buyers looking for prompt engineering tools with ai tools.
What are the best alternatives to PromptLayer?+
Popular alternatives in prompt engineering tools include Future AGI, Agenta, Langfuse. Use App Advisor's compare tool to see them side by side.
How is PromptLayer deployed?+
PromptLayer is available as a cloud (SaaS) product, with web access.
About PromptLayer
PromptLayer · New York, United States · 1 product in our catalogue
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