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AI · head to head

Chatbase vs PromptLayer

Chatbase logo

Chatbase

AI

Build AI chatbots trained on your data

From
Free
Rated
-
Full reviewWebsite
PromptLayer logo

PromptLayer

AI

Collaboration platform for prompt management, evaluation, and observability

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Chatbase enterprise plan requires custom pricing with sales contact; PromptLayer the free plan is capped at only 2,500 requests per month, quite limited for active production use.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Chatbase and PromptLayer actually diverge.

Attributes where Chatbase and PromptLayer differ
AttributeChatbasePromptLayer
PlatformsWebweb, api

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated), category (AI).

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 Chatbase

Nothing recorded that PromptLayer does not also cover.

Only in PromptLayer

  • Visual prompt management
  • Agent observability
  • Evaluations
  • Version control
  • Cost and latency monitoring
  • Agent workflow tracing

What people use each for

The jobs each tool is most often brought in to do.

Chatbase

  • Automating customer support for returnsnot PromptLayer
  • Answering product questions 24/7 across channelsnot PromptLayer
  • Routing conversations to sales teamsnot PromptLayer
  • Escalating complex issues to human agentsnot PromptLayer

PromptLayer

  • Versioning and deploying prompts without code redeploysnot Chatbase
  • Running evaluations with human review before production releasenot Chatbase
  • Tracing multi-step agent workflows for debuggingnot Chatbase
  • Monitoring LLM cost and latency by featurenot Chatbase

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Chatbase

  • Enterprise plan requires custom pricing with sales contact
  • Message credits are consumption-based; exceeding monthly allocation requires additional purchase

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.

Pricing, plan by plan

Chatbase

Free
  • FreeFree
    • 50 message credits monthly
    • 1 member
    • Limited model access
  • Hobby$40/month
    • 700 message credits
    • 2 members
    • Advanced models
  • Standard$150/month
    • 4,000 message credits
    • 3 members
    • Voice
  • Pro$500/month
    • 15,000 message credits
    • 5 members
    • Advanced analytics

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

Which should you pick?

Choose Chatbase if

  • You want to start without paying.
Chatbase review

Choose PromptLayer if

  • You need visual prompt management.
  • You want to start without paying.
  • You work on web, api.
  • You also want agent observability.
PromptLayer review

Questions people ask

Is Chatbase or PromptLayer better?
Neither clearly leads. Chatbase starts at Free and PromptLayer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Chatbase or PromptLayer?
Chatbase starts at Free and PromptLayer at Free.
Does Chatbase or PromptLayer run on more platforms?
Chatbase runs on Web. PromptLayer runs on web, api.
Can I use Chatbase for free?
Both have a free tier, so you can try either at no cost before committing.
What is Chatbase best used for?
Chatbase is most often used for automating customer support for returns, answering product questions 24/7 across channels, routing conversations to sales teams, escalating complex issues to human agents. Of those, automating customer support for returns and answering product questions 24/7 across channels are not what PromptLayer is typically brought in for.
What can Chatbase do that PromptLayer cannot?
PromptLayer covers Visual prompt management, Agent observability, Evaluations, Version control.

Answered from the vendors’ own pages

Chatbase: Is there a free tier for Chatbase?

Yes, Chatbase offers a free plan with 50 message credits per month, 1 team member, and limited access to AI models. Agents created on the free plan automatically delete after 14 days of inactivity.

Source
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.

Source
Chatbase: What are the differences between Standard and Pro plans?

Standard ($150/month) includes 4,000 message credits and 3 team members with voice, telephony, and API access. Pro ($500/month) includes 15,000 message credits, 5 team members, and advanced analytics with ticket support.

Source
PromptLayer: 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.

Source
Chatbase: How much does it cost to add extra team members beyond the plan limit?

Chatbase's pricing page does not specify the cost for adding extra team members beyond the included count in each plan. Contact sales for custom member add-on pricing.

Source
PromptLayer: 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.

Source
Chatbase: Do annual plans offer a discount?

Yes, yearly plans save 20% compared to monthly billing across all tiers.

Source
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