Tools
Braintrust vs Langfuse
Braintrust or Langfuse? Their plans monthly and yearly, the capabilities their makers state, security and latest updates, side by side — read from the makers' own pages.
In inglese
In short
- Both: Choice of models, Self-hosted, API, Official SDKs, Traces and evaluates
- Only Langfuse states: Command line
Braintrust
Braintrust helps teams trace AI applications, evaluate outputs, find production issues, and improve agents.
Plans
Starter
- $0 / month
- + $4/GB
- + $2.50/1k
- $10 model credits/month included
- 1 GB processed data/month included
- 10K scores/month included
- 14-day retention
- Unlimited users, projects, datasets, playgrounds, and experiments
Pro
- $249 / month
- + $3/GB
- + $1.50/1k
- + $0.50/GB/mo
- $100 model credits/month included
- 5 GB processed data/month included
- 50K scores/month included
- 30-day retention
- Custom charts, environments, priority support, and RBAC
- Unlimited users, projects, datasets, playgrounds, and experiments
Enterprise
Price on request
- Custom data retention and export
- RBAC and premium support
- On-prem or hosted deployment for high-volume or privacy-sensitive data
Prices checked 2026-09-26 on the maker’s page.
Capabilities
- Choice of models — “compare prompts and models side-by-side” source
- Self-hosted — “Deploy Brainstore data plane on your own infrastructure” source
- API — “You get a unified API across OpenAI, Anthropic, Google, AWS, and other providers, with automatic caching and observability on every request.” source
- Official SDKs — “Native SDKs SDKs for Python, TypeScript, Go, Ruby, C#, and more.” source
- Traces and evaluates — “Full visibility into every agent interaction.” source
Security
- SOC 2 Type II — “SOC 2 Type II - May 5 - Aug 5, 2025” source
- SOC 2 — “SOC 2 Type II - May 5 - Aug 5, 2025” source
- GDPR — “Data Processing Agreement (DPA) - Enterprise” source
- HIPAA — “One-page white paper on Braintrust and HIPAA compliance.” source
Latest updates
- September 2026 (v0.21.0+)
Braintrust-hosted deployments map OpenInference traces to structured data; the bt CLI supports local JavaScript span plugins.
- August 2026
Monitoring views became dashboards; permissions now control access to organization AI providers; coding-agent tracing runs through the bt CLI.
- July 2026
Experiment comparisons support pairwise scoring; datasets can store references to full traces and show them in a Trace viewer.
Langfuse
Langfuse traces, evaluates, and monitors AI agents and LLM applications, with prompt management, experiments, and cost analytics.
Plans
Hobby
Free
- 50k units / month included
- 30 days data access
- 2 users
- Community support via GitHub
- All platform features (with limits)
Core
- $29 / month
- $8/100k units
- 100k units / month included
- 90 days data access
- Unlimited users
- In-app support
- Everything in Hobby
Pro
- $199 / month
- $8/100k units
- 100k units / month included
- 3 years data access
- Data retention management
- Unlimited annotation queues
- High rate limits
- Prioritized in-app support
Enterprise
- $2499 / month
- $8/100k units
- 100k units / month included
- Audit Logs
- SCIM API
- Custom rate limits
- Uptime SLA
- Named lead support engineer
Prices checked 2026-09-25 on the maker’s page.
Capabilities
- Command line — “Langfuse CLI Full API access from the terminal for agent workflows, scripts, and CI/CD.” source
- Choice of models — “Test prompts on real production inputs and compare models side-by-side.” source
- Self-hosted — “Self-host at scale” source
- API — “REST APIs for everything” source
- Official SDKs — “Best-in-class SDKs: Native SDKs for Python and JavaScript” source
- Traces and evaluates — “Trace, evaluate, and improve AI agents with one open platform.” source
Security
- SOC 2 Type II — “The production service is based on the same open-source Langfuse codebase, is covered by SOC 2 Type II and ISO 27001 audits, and undergoes annual third-party penetration tests.” source
- SOC 2 — “We take active steps to demonstrate our commitment to data security and privacy such as annual SOC2 Type 2 and ISO27001 audits as well as External Penetration Tests.” source
- ISO 27001 — “The production service is based on the same open-source Langfuse codebase, is covered by SOC 2 Type II and ISO 27001 audits, and undergoes annual third-party penetration tests.” source
- GDPR — “Langfuse is GDPR compliant, and offers data retention, data masking and data deletion capabilities to manage the processing of personal data .” source
- HIPAA — “We offer a DPA , provide a HIPAA-ready region , and adhere to our Privacy Policy .” source
- Data kept in the EU — “Langfuse Cloud – fully-managed SaaS (multi-tenant) with US, EU, Japan, and HIPAA data regions” source
Latest updates
- Langfuse v4 is live: faster at scale, with more ways to search, monitor, and evaluate
Initial table loads drop from seconds to milliseconds, and dashboards over longer time ranges load at least 10x faster.