OBSERVABILITY
LangSmith
Checked 2026-11-10. Licence: commercial. Self-host: no.
Fees by layer
| Layer | What we found |
|---|---|
| Token markup | n/a |
| Funding fee | n/a |
| Own-key (BYOK) rule | n/a |
| Logs and platform | Developer (1 seat); Plus ($39 per seat) $39 |
| Seats | per seat on paid plans |
Layers are defined on Fees defined. "Not published" means our sources are silent.
Free tier
Developer: 1 seat, 5k base traces a month
Example bill: $1,000 list-price spend, 100,000 logs, 3 seats, gateway credits
$567 a month. Change the inputs →
- Token markup: $0
0% of $1,000 list-price spend - Funding fee: $0
Gateway credits: 0% of $1,000 - Seats: Plus ($39 per seat): $117
$39 × 3 seats
LangChain pricing page (LangSmith) OFFICIAL 2026-11-10 - Log usage above allowance: $450
90,000 extra ÷ 1,000 × $5
LangChain pricing page (LangSmith) OFFICIAL 2026-11-10
- Token markup: $0