PromptLayer vs DeepEval (Confident AI) — Pricing (2026)
Compare / PromptLayer vs DeepEval (Confident AI)
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Team size
25 seats

PromptLayer vs DeepEval (Confident AI)

AI Evaluation & Guardrails pricing comparison · 2026

PromptLayer pricing ranges from $0–$500/month, while DeepEval (Confident AI) ranges from $0–$49.99/month. DeepEval (Confident AI) is typically 49% more affordable, though your actual cost depends on tier and team size.

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See pricing on each vendor's site
Above-the-fold path — each link opens the vendor's pricing page in a new tab.
Visit PromptLayer pricing
Free plan limits → Discount programs →
Visit DeepEval pricing
Free plan limits → Discount programs →
Compare
2 products · AI Evaluation & Guardrails
Side-by-side · live
PromptLayer
AI Evaluation & Guardrails pricing intelligence
verified 9w ago
$15K $150K
View pricing →
DeepEval (Confident AI)
AI Evaluation & Guardrails pricing intelligence
verified 9w ago
$15K $150K
View pricing →
Verdict · list-price math · year 1
DeepEval saves $135K vs PromptLayer · 25 seats
Cheapest $15K
Spread 90%
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Team
$150K/yr
year 1 license · $500/seat
Premium
$15K/yr
year 1 license · $50/seat
REF · 01

Sources & confidence

Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.

Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources 5 sourced facts
4 hidden-cost · 1 contract
Last verified 2mo ago
Confidence Limited confidence
Sources 5 sourced facts
4 hidden-cost · 1 contract
Last verified 2mo ago
Confidence Limited confidence
REF · 02

Plans at a glance

Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.

Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 03

Hidden costs

Each cost is severity-ranked, with the dollar range quoted from its source (Vendr, Reddit, TrustRadius, BBB, official docs) — never our estimate.

Beyond the sticker
Severity-ranked, sourced
4 documented
  • Engineering Time for Customization
    1 source
  • Integration Effort
    1 source
  • High-Volume Logging Overage
    1 source
  • Self-Hosting for Compliance
    1 source
4 documented
  • Data Preparation and Quality Management
    15-35% of project costs
    1 source
  • Integration Complexity
    1 source
  • Ongoing Maintenance and Model Drift
    15-30% of infrastructure costs
    1 source
  • Talent Premiums
    1 source
REF · 04

Contract terms

The fine print, surfaced. Green = buyer-friendly. Each clause backed by a quoted source.

PromptLayer
DeepEval
Auto-renewal
—
Yes
Cancellation
at any time, effective at the end of the current paid term
at least thirty (30) days prior to the expiration of the then-current term
Commitment
—
no mandatory annual commitment for self-serve plans
Price escalation
—
—
Can downgrade
—
—
Based on 2 verified sources (Vendr · TrustRadius · BBB)
REF · 05

What users say

Aggregated, with sample sizes. We use whichever review platform has data.

User reviews
TrustRadius · Trustpilot · G2
No public ratings yet
Best for
Hackers and individual developers
Watch out
Could add more functionalities that would help in prompt engineering.
No public ratings yet
Best for
Developer CI/CD
Watch out
Slow LLM Evaluations
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
Visit PromptLayer pricing
Free plan limits → Discount programs →
Visit DeepEval pricing
Free plan limits → Discount programs →
License cost is computed from publicly listed plans (real math, list price × seats). Median annual cost is from Vendr's deal flow when available — see source badges. Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
AI Evaluation & Guardrails

PromptLayer

$0–$500
/month
4 plans · Free tier
Full pricing breakdown →
VS
AI Evaluation & Guardrails

DeepEval (Confident AI)

$0–$49.99
/month
6 plans · Free tier
Full pricing breakdown →

PromptLayer and DeepEval (Confident AI) both operate in the ai evaluation category. This page compares their published pricing.

Plan-by-Plan Pricing

Plan PromptLayer DeepEval (Confident AI)
Free Free /month Free /month
Pro $49 /month Free /month
Team $500 /month $19.99 /user/month
Enterprise Custom $49.99 /user/month
Team — Custom
Enterprise — Custom

Hidden Costs

Beyond the sticker price — what catches buyers off guard.

PromptLayer 4 hidden costs

high
Engineering Time for Customization
medium
Integration Effort
high
High-Volume Logging Overage
high
Self-Hosting for Compliance
See all PromptLayer hidden costs →

DeepEval (Confident AI) 4 hidden costs

critical
Data Preparation and Quality Management 15-35% of project costs
medium
Integration Complexity
high
Ongoing Maintenance and Model Drift 15-30% of infrastructure costs
high
Talent Premiums
See all DeepEval (Confident AI) hidden costs →

Contract Terms

Term PromptLayer DeepEval (Confident AI)
Auto-renewal — Yes
Cancellation at any time, effective at the end of the current paid term at least thirty (30) days prior to the expiration of the then-current term
Minimum commitment — no mandatory annual commitment for self-serve plans

Continue researching

PromptLayer

DeepEval (Confident AI)

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