Docs·API

LangSmith

AgentFREE TIER

LLM observability, tracing, and evaluation platform

smith.langchain.com ↗Pricing →/api/v1/latency

Operational

All systems responding normally

Last checked 19/09/2026, 3:20:55 am

403ms response

Uptime History100.00% uptime

2026-09-17Today

Uptime

100.00%

Avg Latency

355ms

P95 Latency

484ms

Fastest

223ms

Checks

150

Response Time

Last 60 checks

223ms min355ms avg629ms max

💰 Pricing

observabilityFREE

Plus: $39/mo. Enterprise: custom

5k traces/month free

⚡ Rate Limits

free

Observability platform. 5k traces/month free. No request throttling on traces.

🤖 Models (1)

Model	Task	Context	Vision	Tools	JSON
Observability LLM tracing and evaluation platform. Not an LLM.	llm	—	—	—	—

Recent Checks

Showing last 15

Operational

403ms19 Sept, 03:20 am

Operational

245ms19 Sept, 03:09 am

Operational

363ms19 Sept, 02:52 am

Operational

557ms19 Sept, 02:40 am

Operational

520ms19 Sept, 02:28 am

Operational

342ms19 Sept, 02:12 am

Operational

457ms19 Sept, 01:55 am

Operational

414ms19 Sept, 01:47 am

Operational

299ms19 Sept, 01:39 am

Operational

455ms19 Sept, 01:28 am

Operational

380ms19 Sept, 01:11 am

Operational

368ms19 Sept, 12:52 am

Operational

451ms19 Sept, 12:41 am

Operational

363ms19 Sept, 12:29 am

Operational

346ms19 Sept, 12:11 am

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