LangSmith vs Langfuse vs Braintrust Pricing: 2026 Cost Breakdown
LangSmith vs Langfuse vs Braintrust pricing for 2026: what each vendor meters, every plan and overage rate, and modeled monthly bills at 20k, 100k, and 1M agent runs.
Category Observability
Tracing and monitoring for AI agents in production.
7 Best Langfuse Alternatives in 2026 for Tracing and Evals
Compare 7 Langfuse alternatives for tracing and evals in 2026: Opik, LangSmith, Braintrust, Phoenix/AX, W&B Weave, Datadog, and Maxim, with pricing, OTel, migration, and who should stay.
Arize Phoenix vs Langfuse vs Helicone: Which to Self-Host in 2026?
Compare Arize Phoenix vs Langfuse vs Helicone for self-host in 2026: ELv2 vs MIT vs Apache-2.0, Docker footprints, OpenInference vs SDK vs proxy, cloud prices, and who should pick which.
8 Best Open Source LLM Observability Tools You Can Self-Host in 2026
Compare 8 open source LLM observability tools you can self-host in 2026, including Langfuse, Opik, Phoenix, Helicone, LangWatch, Agenta, Laminar, and OpenLIT, on license, OTel, Docker, and cost.
8 Best LangSmith Alternatives in 2026, Including Open Source
The 8 best LangSmith alternatives for 2026, compared on self-hosting, licence, tracing, evals, and price, with a same-workload cost table and a step-by-step plan to migrate off LangSmith.
Langfuse vs LangSmith vs Braintrust: Agent Tracing and Evals Compared
Langfuse vs LangSmith vs Braintrust compared on tracing, evals, alerts, hosting, and pricing, with a worked cost example for 50,000 agent runs a month.
12 Best AI Agent Observability Tools in 2026: Tracing to Alerts
We compared 12 AI agent observability tools on tracing, OpenTelemetry, evals, alerts, cost tracking, self-hosting, and pricing, with sourced prices as of October 2026 and a pick for every team type.