Developer plan $0: up to 5k base traces/month
Eligibility: Solo users
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This is a free tier from Traceloop: Free forever: up to 50K spans/month, in the vendor’s words on traceloop.com. No application is needed. Eligibility: Anyone. Perq last verified it Oct 31, 2026.
Livefree tierNo applicationAnyone (sign up)
“Free Forever To check things out $0 / mo Up to 50K spans / month Up to 5 Seats 24 Hours Data Retention”Verbatim from traceloop.com/pricing, checked (HTTP 200).
Eligibility: Solo users
Eligibility: Early-stage startups backed by LangChain premier VC partners
Eligibility: Early-stage, bootstrapped or <$5M raised
Eligibility: Anyone
Eligibility: Anyone
Eligibility: Qualifying startups
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