Name: Gentrace
Brand: Gentrace

Langfuse offers an MIT-licensed open-source self-host option with a hosted offering and a published pricing ladder.
LangSmith integrates with the LangChain ecosystem and provides multiple hosting options.
For organizations needing production observability and evaluation pipelines with ongoing vendor support, Gentrace’s shutdown makes alternatives such as Langfuse and LangSmith more viable choices for hosted solutions.

Langfuse: published tiers (free, entry-level paid, mid-tier, enterprise) with usage units.
LangSmith: free developer tier and paid seat-based tiers plus trace-based overages.

This report did not identify reliable market-share data for Gentrace. Competitor sites include vendor-stated adoption metrics; such claims were not independently verified in this research.

Langfuse offers an MIT-licensed open-source self-host option with a hosted offering and a published pricing ladder.
LangSmith integrates with the LangChain ecosystem and provides multiple hosting options.
For organizations needing production observability and evaluation pipelines with ongoing vendor support, Gentrace’s shutdown makes alternatives such as Langfuse and LangSmith more viable choices for hosted solutions.

Langfuse: published tiers (free, entry-level paid, mid-tier, enterprise) with usage units.
LangSmith: free developer tier and paid seat-based tiers plus trace-based overages.

This report did not identify reliable market-share data for Gentrace. Competitor sites include vendor-stated adoption metrics; such claims were not independently verified in this research.

	Gentrace	Langfuse	LangSmith (LangChain)
Starting Price	Previously offered a free starter option (usage-based; no numeric pricing published); product now shut down	Free hobby plan; entry-level paid plan at a low monthly price	Free developer tier and paid seat-based tiers with trace overages
Primary fit	Historically: teams seeking evaluation pipelines, monitoring, and collaboration; now relevant primarily as an open-source codebase	Teams wanting an open-source self-host option plus hosted service	Teams in the LangChain ecosystem needing tracing and evaluation tools
Key capabilities	Collaborative evaluation workflows, evaluators and human review, self-host option (historical)	Open-source self-host option and hosted observability/evals	Integration with LangChain tooling and hosting options
Notable limitation	Product shut down; uncertain support and unclear extent of open-source release	Usage-based model may require attention at scale; self-host requires operational maturity	Seat-based pricing and trace costs may be less suitable outside the LangChain ecosystem

	Gentrace	Langfuse	LangSmith (LangChain)
Starting Price	Previously offered a free starter option (usage-based; no numeric pricing published); product now shut down	Free hobby plan; entry-level paid plan at a low monthly price	Free developer tier and paid seat-based tiers with trace overages
Primary fit	Historically: teams seeking evaluation pipelines, monitoring, and collaboration; now relevant primarily as an open-source codebase	Teams wanting an open-source self-host option plus hosted service	Teams in the LangChain ecosystem needing tracing and evaluation tools
Key capabilities	Collaborative evaluation workflows, evaluators and human review, self-host option (historical)	Open-source self-host option and hosted observability/evals	Integration with LangChain tooling and hosting options
Notable limitation	Product shut down; uncertain support and unclear extent of open-source release	Usage-based model may require attention at scale; self-host requires operational maturity	Seat-based pricing and trace costs may be less suitable outside the LangChain ecosystem

Gentrace

01Competitive Landscape

Narrative analysis

Pricing comparison (high-level)

Adoption trends

01Competitive Landscape

Narrative analysis

Pricing comparison (high-level)

Adoption trends