AI Tools · head to head
PromptLayer vs Windsurf

PromptLayer
AI Tools
Collaboration platform for prompt management, evaluation, and observability
- From
- Free
- Rated
- -
The short version
- Each has a real cost: PromptLayer the free plan is capped at only 2,500 requests per month, quite limited for active production use.; Windsurf recently rebranded to Devin Desktop, creating product identity confusion
- They diverge on capability: PromptLayer covers Visual prompt management, Windsurf covers Cascade AI agent.
Where they differ
Only the attributes on which PromptLayer and Windsurf actually diverge.
| Attribute | PromptLayer | Windsurf |
|---|---|---|
| Pricing model | freemium | Unknown |
| Platforms | web, api | macOS, Linux, Windows |
| Category | AI Tools | Software Development |
| Founded | Unknown | 2021 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in PromptLayer
- Visual prompt management
- Agent observability
- Evaluations
- Version control
- Cost and latency monitoring
- Agent workflow tracing
Only in Windsurf
- Cascade AI agent
- Agentic programming
- Context-aware assistance
- Automated command execution
- Multi-file understanding
- Intelligent code generation
- Real-time debugging
- Integrated terminal
What people use each for
The jobs each tool is most often brought in to do.
PromptLayer
- Versioning and deploying prompts without code redeploysnot Windsurf
- Running evaluations with human review before production releasenot Windsurf
- Tracing multi-step agent workflows for debuggingnot Windsurf
- Monitoring LLM cost and latency by featurenot Windsurf
Windsurf
- Agentic developmentnot PromptLayer
- AI-assisted codingnot PromptLayer
- Complex project managementnot PromptLayer
- Automated coding tasksnot PromptLayer
- Learning new codebasesnot PromptLayer
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
PromptLayer
- The free plan is capped at only 2,500 requests per month, quite limited for active production use.
- The Team plan jumps to $500/month, a large step up from the $49/month Pro plan.
- Overage transaction fees apply on top of subscription costs, which can make total spend less predictable.
- Enterprise-grade features like HIPAA BAAs and custom deployment require contacting sales.
Windsurf
- Recently rebranded to Devin Desktop, creating product identity confusion
- Cascade agent reached end-of-life on July 1, 2026, requiring migration to Devin Local
- Free tier quota runs out quickly for active developers, within a couple days of coding
- Pricing increased significantly in March 2026 overhaul, moving from credit-based to daily/weekly quotas
- OpenAI acquisition raises concerns about long-term product direction diverging from Codeium's vision
Pricing, plan by plan
PromptLayer
Free- FreeFree
- 5 users
- 2,500 requests/month
- 1 workspace
- Pro$49/month
- Unlimited playgrounds and workspaces
- 150MB datasets
- Pay-as-you-go overage at $0.003/transaction
- Team$500/month
- 25 users
- 100k+ monthly requests
- Webhooks
- Enterprise$undefined/mo
- Custom limits
- Role-based access controls
- HIPAA with BAA
Windsurf
Free- FreeFree
- Light daily and weekly quotas
- Unlimited tab autocomplete
- Access to Cascade AI agent
- Pro$20/month
- Standard quotas
- Windsurf proprietary SWE model
- Cloud sessions for background work
- Max$200/month
- Heavy daily quotas
- Long agent sessions
- Frontier third-party models
- Teams$40/month-per-user
- All Pro features
- Centralized billing
- Usage analytics
Which should you pick?
Choose PromptLayer if
- You need visual prompt management.
- You want to start without paying.
- You work on web, api.
- You also want agent observability.
Choose Windsurf if
- You need cascade ai agent.
- You want to start without paying.
- You work on macOS, Linux, Windows.
- You also want agentic programming.
Questions people ask
- Is PromptLayer or Windsurf better?
- Neither clearly leads. PromptLayer starts at Free and Windsurf at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, PromptLayer or Windsurf?
- PromptLayer starts at Free and Windsurf at Free.
- Does PromptLayer or Windsurf run on more platforms?
- PromptLayer runs on web, api. Windsurf runs on macOS, Linux, Windows.
- Can I use PromptLayer for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is PromptLayer best used for?
- PromptLayer is most often used for versioning and deploying prompts without code redeploys, running evaluations with human review before production release, tracing multi-step agent workflows for debugging, monitoring llm cost and latency by feature. Of those, versioning and deploying prompts without code redeploys and running evaluations with human review before production release are not what Windsurf is typically brought in for.
- What can PromptLayer do that Windsurf cannot?
- PromptLayer covers Visual prompt management, Agent observability, Evaluations, Version control. Windsurf covers Cascade AI agent, Agentic programming, Context-aware assistance, Automated command execution.
Answered from the vendors’ own pages
PromptLayer: What does PromptLayer cost?
PromptLayer has a free plan, a Pro plan at $49/month, a Team plan at $500/month, and custom Enterprise pricing, with additional usage billed per transaction beyond plan limits.
SourceWindsurf: Does Windsurf support MCP (Model Context Protocol) integrations?
Yes. Windsurf supports MCP with integrations for 21 third-party tools for extending functionality and connecting to external systems.
SourcePromptLayer: Is there a free plan, and what are its limits?
The Free plan includes 5 users, 2,500 requests per month, 1 workspace, 250 monthly eval cell executions, and datasets up to 10MB.
SourceWindsurf: What is Windsurf's current status as of 2026?
Windsurf rebranded to Devin Desktop in June 2026 and is backed by OpenAI after its 2025 acquisition. Cascade reached end-of-life on July 1, 2026, with Devin Local as the Rust-rewritten successor.
SourcePromptLayer: How is usage metered beyond the plan limits?
Additional usage is charged per transaction for requests, agent runs, and evaluation cell runs, at $0.003/transaction on Pro and $0.002/transaction on Team.
SourceRelated pages
More on PromptLayer
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- Windsurf vs Zed
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- Windsurf vs Braintrust
- Windsurf vs Bun
- Windsurf vs Cline
- Windsurf vs Devin
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