LangWatch Pricing 2026
Complete pricing guide with plans, and cost analysis
LangWatch has a free plan. Paid plans start at $34/month (Growth) and go up to $34/month.
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LangWatch costs Free to $34 per month as of May 2026, with 3 plans available including a free tier. Plans: Developer (free), and Growth at $34/month. Enterprise pricing is available on request. Pricing depends on your chosen tier, contract length, and negotiated discounts.
Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.
- Free tier: Yes
LangWatch offers 3 pricing tiers: Developer, Growth, Enterprise. A free plan is available. Paid plans include Growth at $34/core-seat/month. The Growth plan is production teams scaling evals and prompts.
Compared to other ai evaluation & guardrails software, LangWatch is positioned at the budget-friendly price point.
How much does LangWatch cost?
LangWatch Pricing Overview
LangWatch has 3 pricing plans, including a free tier. Paid plans range from $0 to $34/month. The Developer plan is free and is best for free tier for getting started. The Growth plan costs $34/month, best for production teams scaling evals and prompts. The Enterprise plan requires contacting sales for a custom quote and is designed for regulated industries and high-volume deployments.
This pricing was last verified in May 21, 2026 from 1 independent sources.
How LangWatch Pricing Compares
Compare LangWatch pricing against top alternatives in AI Evaluation & Guardrails.
What does LangWatch actually cost you?
Drag the slider. Pick a tier. Watch your projected spend update live.
List price by tier (annualized, per seat)
Per-seat list price across LangWatch's plans, annualized. Custom-priced tiers show a hatched bar.
All LangWatch Plans & Pricing
| Plan | Monthly | Annual | Best For |
|---|---|---|---|
| Developer | Free | Custom | Free tier for getting started |
| What's included at Developer Best for: Free tier for getting started
| |||
| Growth | $34 /core-seat/month | Custom | Production teams scaling evals and prompts |
| What's included at Growth Best for: Production teams scaling evals and prompts
| |||
| Enterprise | Contact Sales | Contact Sales | Regulated industries and high-volume deployments |
| What's included at Enterprise Best for: Regulated industries and high-volume deployments
| |||
View all features by plan (compare side-by-side)
Developer
- 50,000 events/mo
- 14 days data access
- 2 users
- 3 scenarios, 3 simulations, 3 custom evaluations
- Community support (GitHub & Discord)
Growth
- 200,000 events included (+€0.0005 per event)
- 30 days data retention (+€3/GB custom)
- Up to 20 users (volume discount above)
- Unlimited lite-users
- Unlimited eval scores, simulations & prompts
- Private Slack/Teams support
Enterprise
- Hybrid, self-hosted, or on-prem deployment
- Custom data retention
- Custom SSO / RBAC
- Audit logs
- Uptime & Support SLA
- ISO 27001 reports, InfoSec/legal reviews
- Custom Terms, DPA
- Forward Deployed Engineer
- Billing via AWS, Google, Azure Marketplace
Compare LangWatch vs Alternatives
Before committing to LangWatch, compare pricing with these 3 alternatives in the same category.
How LangWatch Pricing Compares
| Software | Starting Price | Top Price |
|---|---|---|
| LangWatch | Free | $34/month |
| DeepEval (Confident AI) | Free | $49.99/month |
| Guardrails AI | Free | $500/month |
| Lakera | Custom | Custom |
| PromptLayer | Free | $299/month |
Detailed pricing comparisons:
LangWatch Price History
Pricing changes CostBench has tracked for LangWatch, verified across 2 snapshots going back to 2026Q2.
-
LangWatch price decrease
Highest tier decreased from $499 to $34/month
-93.19% -
LangWatch tier restructure
Changed from 4 to 3 pricing tiers
-
LangWatch tier renamed
"Free" renamed to "Developer"
-
LangWatch tier renamed
"Launch" renamed to "Growth"
Price decreased 93% over 0.5 years
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