LangSmith Sandboxes
langchain.com · 2 records in Compute, Storage · JSON
Records 2
- caveatLangSmith Sandboxes
Computefree tieridentity email?card?limit request-rateevidence documentedstale on 2026-12-05
- fails: quotalangsmith datasets/traces as storage
Storageidentity email?card?evidence reportedstale on 2026-11-05
LangSmith Sandboxes
Compute- Free allowance
- One free seat and one free Serverless (Small) deployment; runtime compute bills at 0.0675 LSU a vCPU-hour beyond it
- Verdict
- caveatusable, with a named limit or an unprobed read path
- Cost
- free tier
- Identity
- email?placeholder, not evidence; card unknown, phone unknown
- Binding limit
- request-rate1 free seat and 1 free Serverless (Small) deployment; runtime compute bills at 0.0675 LSU a vCPU-hour
- Evidence
- documented4 sources; a first-party page was read and the sentence quoted
- Freshness
- stale on 2026-12-05checked 2026-11-04 (live); stale on 2026-12-05
| Free tier | one free seat and one free Serverless (Small) deployment; runtime compute bills at 0.0675 LSU a vCPU-hour beyond it unit objects; metered on wall-clock |
|---|---|
| Price | none stated |
| Limits |
not stated |
| Identity | email (placeholder) not published |
| Egress | not published: no egress allowance or overage price on the pricing page or the sandboxes docs page; non-Enterprise organizations get restricted egress to a managed allowlist by default |
| Per-object cap | not stated |
| Retention | not stated |
| Interface | cli Python and TypeScript SDK, and a Sandbox CLI (build snapshots, manage sandboxes, open consoles, tunnel TCP ports); no REST reference read |
| Reliability | no reliability event recorded |
| Evidence note | documented the pricing page was read on 2026-10-22 and states the free seat cap and the one free deployment, with compute metered in LSU. |
| Parsed numbers |
|
Evidence 4
| date | source | what it proved |
|---|---|---|
| 2026-10-02 | www.langchain.com/pricing | not published |
| 2026-10-22 | www.langchain.com/pricing | '$0 / seat per month' with 'Maximum of 1 seat (free)' and '1 free Serverless (Small) deployment included' plus 'Runtime Compute · 0.0675 LSU / vCPU-hr', quoted |
| 2026-11-03 | docs.langchain.com/langsmith/sandboxes | egress is restricted by default and no volume allowance or price is stated |
| 2026-11-03 | docs.langchain.com/langsmith/sandboxes | an SDK exists; the CLI card beside it covers the command line |
More fields 5
| keep rate | 0.0 |
|---|---|
| keep rate basis | Use Serverless for background or latency-tolerant agents it scales to zer |
| billing model | unclassified |
| session cap | {"wall_clock_min": null,"idle_reap_s": null,"restart_required": false,"note": "one serverless deployment; the page states no session clock"} |
| free tier kind | allowance |
Unknown values 8
- chaining: a source was read and is silent on this field
- egress metered: egress metering was not published
- limits note: a source was read and is silent on this field
- per object cap stated: a source was read and is silent on this field
- reliability note: nothing of this kind was observed
- retention notes: the field may be stated in a source that was not read
- retention stated: a source was read and is silent on this field
- tooling: a source was read and is silent on this field
- Free allowance
- Free Developer plan is 5,000 base traces/month with 14-day base-trace retention, 1 seat, 1 workspace.
- Verdict
- fails: quotathe free allowance is too small to matter
- Cost
- not stated
- Identity
- email?placeholder, not evidence; card unknown, phone unknown
- Binding limit
- noneno named constraint binds
- Evidence
- reported2 sources; a third party said so
- Freshness
- stale on 2026-11-05checked 2026-10-21 (inherited); stale on 2026-11-05
| Free tier | Free Developer plan is 5,000 base traces/month with 14-day base-trace retention, 1 seat, 1 workspace. Storage is billed as traces, not bytes, and the retention window is shorter than any… unit none; metered on none |
|---|---|
| Price | none stated |
| Identity | email (placeholder) not published |
| Egress | not recorded |
| Interface | unknown |
| Tooling | not recorded |
Evidence 2
| date | source | what it proved |
|---|---|---|
| 2026-10-21 | www.langchain.com/pricing | the text of Free tier, above |
| 2026-10-21 | docs.langchain.com/langsmith/usage-and-billing | cited as the basis of the rejection: Free Developer plan is 5,000 base traces/month with 14-day base-trace retention, 1 seat, 1 workspace. Storage is billed as traces, not bytes, and the retention window is shorter than any arc |
More fields 1
| dead end | {"failure_class": "retention","why": "Free Developer plan is 5,000 base traces/month with 14-day base-trace retention, 1 seat, 1 workspace. Storage is billed as traces, not bytes, and the retention window is shorter than any…","retry_when": null,"first_recorded": "2026-10-21"} |
|---|
Unknown values 7
- chaining: no value was recorded for this field
- egress terms: no value was recorded for this field
- interface: the access interface was not established
- per object cap notes: no value was recorded for this field
- per object cap stated: no value was recorded for this field
- retention stated: no value was recorded for this field
- tooling: no value was recorded for this field