Helicone vs Braintrust

AI Agents comparison · Updated Mar 2026

🏆
Quick Verdict
Helicone wins overall
Helicone edges ahead with overall stronger positioning. Choose Braintrust if you need Enterprise teams needing systematic AI quality improvement.
✍️ Writing Helicone
💻 Coding Helicone
👥 Teams Helicone
💰 Budget Helicone
🏢 Enterprise Braintrust
Choose Helicone if…
Teams wanting quick visibility into LLM costs and performance
Visit Helicone →
Choose Braintrust if…
Enterprise teams needing systematic AI quality improvement
Visit Braintrust →

At a Glance

Helicone 🏆 Braintrust
Category AI Agents AI Agents
Pricing freemium freemium
Starting Price Freemium Freemium
Best For Teams wanting quick visibility into LLM costs and performance Enterprise teams needing systematic AI quality improvement
Features Listed 6 6

Feature Comparison

Helicone 🏆 Braintrust
LLM API proxy logging Real-time experiment logging
Cost and latency analytics Custom evaluation scoring
Request and response storage Dataset and regression testing
Custom metadata tagging Prompt playground
Prompt management Team collaboration on evals
Caching to reduce costs SDK for Python and TypeScript

Pricing Comparison

Helicone
freemium
Best Value
Paid
Free up to 100,000 requests/month. Pro starts at $20/month for up to 2M requests.
Braintrust
freemium
Paid
Free for individuals. Teams plan starts at $200/month. Enterprise with custom pricing.

Strengths & Weaknesses

Helicone 🏆
Pros
  • +Single line integration
  • +Works with any LLM provider
  • +Great cost visibility
  • +Open-source option available
Cons
  • Proxy adds small latency
  • Storage limits on free tier
  • Less advanced eval tools vs LangSmith
Braintrust
Pros
  • +Strong evaluation and scoring tools
  • +Good regression testing workflow
  • +Enterprise-friendly
  • +Clean interface
Cons
  • Teams pricing is high for small teams
  • Less observability vs Langfuse
  • Eval setup takes time

Winner by Buyer Type

Buyer Type Best Pick Reason
Solo Developer Helicone Dev-friendly features + low cost
Marketing Team Helicone Content creation & collaboration
Enterprise Braintrust Scalability & admin controls
Budget-Conscious Helicone Best value at lowest price
Content Creators Helicone Output quality & creative tools
Technical Teams Helicone API access & developer features

Final Recommendation

🏆 Overall Winner
Helicone
Helicone comes out ahead in this comparison. At Freemium, it offers single line integration. If Braintrust fits your workflow better based on the use-case breakdown above, go with that — but for most users, Helicone is the safer default choice.

Related Comparisons

Alternatives & Reviews