P1 Comparison Page

Side-by-Side on What Actually Matters

Pricing, privacy, features, integration friction, and the recommendation that follows from each table. The layout is intentionally dense: this page is meant to help a technically literate buyer decide quickly.

Dimension 1: Pricing & Affordability

ToolFree TierTeam/ProEnterpriseFree Tier Limits
Forge✅ FullN/A (Open Source)Self-hostUnlimited (self-host)
Langfuse$59 → $249/moCustom50k observations / mo
AgentOps$79 → $199/moCustom10k events / mo
Helicone$99 → $299/moCustom100k requests / mo
LangSmith$99/moCustomBasic tracing
Arize AI$199/moCustom50M inference rows / mo
Braintrust$249/moCustomUnlimited eval runs
VokerCustomCustom100k events / mo

Dimension 2: Data Privacy & Hosting

ToolSelf-HostCloud-OnlySOC 2EU HostingData Retention Control
Forge✅ Self-host✅ Full
Langfuse✅ Self-host✅ Cloud✅ EU✅ Configurable
AgentOps✅ Self-host✅ Cloud✅ Configurable
Helicone✅ Cloud
LangSmith✅ Cloud
Arize AI✅ Cloud✅ Configurable
Braintrust✅ Self-host✅ Cloud✅ Configurable

Dimension 3: Key Features Matrix

ToolReal-Time TracingCost TrackingGuardrailsAgent ReplayMulti-AgentAlerting
Forge
Langfuse
AgentOps
Helicone✅ Best
LangSmith
Arize AI
Braintrust✅ eval
Lightbox✅ Best

Dimension 4: Integration & Setup Complexity

ToolSDK Setup TimeLangChainLlamaIndexCustom AgentOpenTelemetry
Forge~10 min
Langfuse~15 min✅ Native
AgentOps~5 min
Helicone~10 min
LangSmith~15 min✅ Only
Braintrust~20 min
Lightbox~5 min

Which Tool Should You Choose?

Zero Cost

Forge

You want full control and zero cost: open source, self-host, full features.

Production Grade

Langfuse or Braintrust

You need enterprise support and a path that feels safer in production reviews.

Cost Tracking First

Helicone

Per-request cost visibility is your top pain point.

Replay & Debug

Lightbox

You are debugging why the agent made a bad decision.