Compare / Observability

LangSmith (incl. LLM Gateway)

Tracing/evals platform that now includes an LLM Gateway with hard USD spend caps per org, workspace, key or user.

ObservabilityVendor: LangChainLast checked 2026-10-20Not vendor-verified
Hard budgets (team / key / user) (scored)yes
Hard USD caps per organization, workspace, API key or user; hourly to monthly; HTTP 402
Rate & spend limits (scored)unknown
Cost attribution / chargeback tags (scored)yes
Cost per trace, project and dashboard; per-customer header policies
FOCUS export (scored)unknown
No FOCUS export found
EU data residency option (scored)yes
LangChain cloud in US or EU
Public pricing (scored)partial
Open sourceno
HostingBoth
Cloud (US or EU); hybrid and self-hosted on Enterprise
Supported providers / modelsunknown
Cachingunknown
Pricing modelPer seat + usage
Public price pointsDeveloper $0 (1 seat, 5k base traces); Plus $39/seat/mo (10k base traces) then pay-as-you-go; Enterprise custom

Not verified yet: Rate & spend limits, FOCUS export, Supported providers / models, Caching. "unknown" means we could not confirm it in public sources. Vendors can send evidence to update a cell; see get verified. Verification never changes the scoring rules.