Comparison

Braintrust vs Lunary

On the evidence we track, Lunary leads this comparison with a composite score of 69/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Braintrust full profile →Lunary full profile →

Machine formatsJSON Markdown GraphQLor send Accept: application/json

Braintrust58

★Lunary69

Attribute comparison across 2 tools
Attribute	Braintrust	LunaryLeader
Vioscale score	58 / 100low · 32%	69 / 100high · 75%
Pricing
Free tierpricing.free_tier	-	✓
Modelpricing.model	-	freemium
Price levelpricing.price_level	-	mid
Starting pricepricing.starting_price	-	$20
Transparentpricing.transparent	-	✓
Integrations
Countintegrations.count	3	20
Security
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	✓	-
Iso27001security.iso27001	-	✓
Pcisecurity.pci	✓	-
Soc2security.soc2	✓	✓
Reliability
Sla pctreliability.sla_pct	-	99.9
Status pagereliability.status_page	✓	-
Market
Availabilitymarket.availability	-	Available worldwide · Popular in US, EU · HQ US

Score

Vioscale score

Braintrust58 / 100low · 32%

Lunary69 / 100high · 75%

Pricing

Free tier

Braintrust–

Lunary✓

Model

Braintrust–

Lunaryfreemium

Price level

Braintrust–

Lunarymid

Starting price

Braintrust–

Lunary$20

Transparent

Braintrust–

Lunary✓

Integrations

Count

Braintrust3

Lunary20

Security

Gdpr

Braintrust✓

Lunary✓

Hipaa

Braintrust✓

Lunary–

Iso27001

Braintrust–

Lunary✓

Pci

Braintrust✓

Lunary–

Soc2

Braintrust✓

Lunary✓

Reliability

Sla pct

Braintrust–

Lunary99.9

Status page

Braintrust✓

Lunary–

Market

Availability

Braintrust–

LunaryAvailable worldwide · Popular in US, EU · HQ US

Capabilities

Feature-by-feature on the axes that matter for llm observability. “-” means undocumented, not absent.

Capability comparison for Llm Observability
Capability	Braintrust	Lunary
Capabilities
Architecture model	Managed cloud saas	Managed cloud saas
Token cost and latency waterfall charts	✓	✓
Opentelemetry openllmetry native export support	-	✓
Prompt playground and in dashboard replay	-	✓
Multi step agentic workflow distributed tracing	✓	✓
User feedback score API for thumbs up down tags	-	✗
Pii redaction and prompt content masking	-	✓
Production ab testing of system prompts	✓	✓
Automated anomaly detection for rate limits	-	✓
Native integration with langchain and llamaindex	-	✓
SOC2 type ii	✓	✓
Mit or apache permissive oss license	-	✗
Pricing model	-	Per user seat

Capabilities

Architecture model

BraintrustManaged cloud saas

LunaryManaged cloud saas

Token cost and latency waterfall charts

Braintrust✓

Lunary✓

Opentelemetry openllmetry native export support

Braintrust-

Lunary✓

Prompt playground and in dashboard replay

Braintrust-

Lunary✓

Multi step agentic workflow distributed tracing

Braintrust✓

Lunary✓

User feedback score API for thumbs up down tags

Braintrust-

Lunary✗

Pii redaction and prompt content masking

Braintrust-

Lunary✓

Production ab testing of system prompts

Braintrust✓

Lunary✓

Automated anomaly detection for rate limits

Braintrust-

Lunary✓

Native integration with langchain and llamaindex

Braintrust-

Lunary✓

SOC2 type ii

Braintrust✓

Lunary✓

Mit or apache permissive oss license

Braintrust-

Lunary✗

Pricing model

Braintrust-

LunaryPer user seat

What each one is

The product in its own terms, so the numbers below have context.

Braintrust

A platform for tracking AI agent performance at runtime, automatically discovering quality issues and behavioral patterns. Teams can run experiments, set quality expectations, and continuously improve agents through real-time trace inspection, evaluation scoring, and automated prompt optimization.

Independently observed

Lunary

Leader

A platform for teams to monitor LLM performance, manage prompts collaboratively, and deploy AI agents with real-time performance tracking and cost analysis. Supports logging, prompt templates, agent monitoring, and integrations with popular LLM providers.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Braintrust

Pricing not documented yet.

Lunary

Leader

from $20/user/moSubscriptionFree tier

From $20/user/mo. Free tier available.

FreeFree
- 10k events per month
- 3 projects
- 30 days logs retention
Team$20/user/mo
- 50k events per month
- AI Playground
- Unlimited projects
- 1 year history
- Advanced features
- +5 more
CustomContact sales
- Self-hosted deployment
- SSO / SAML
- SOC2 & ISO27001 Reports
- 99.9% SLA
- Custom Invoicing
- +6 more

as of 2026-08-25verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Braintrust	Lunary
WebPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓
On-premiseDeployment	✓	✓
HybridDeployment	✓	✗

Platforms

Web

Braintrust✓

Lunary✓

Deployment

Cloud / SaaS

Braintrust✓

Lunary✓

Self-hosted

Braintrust✗

Lunary✓

On-premise

Braintrust✓

Lunary✓

Hybrid

Braintrust✓

Lunary✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)

OpenAI
Anthropic

Braintrust

3 total - 1 not shared

Google

Independently observed

Lunary

Leader

31 total - 29 not shared

Flowise
LangChain
OpenRouter
IBM WatsonX
Mistral
Grok
Fireworks AI
AWS Bedrock
Azure OpenAI
Ragas
LiteLLM
LlamaIndex
Langflow
PowerBI
Tableau
MySQL
Amplitude
Airbyte
Segment
Slack
Zapier
Redshift
PostHog
OpenLLMetry
+5 more

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.