LangSmith Sandboxes

langchain.com · Compute, Storage · 2 records · JSON

LangSmith Sandboxes Computecaveatemail?card?Drequest-rate
langsmith datasets/traces as storage Storagefails: quotaemail?card?R

LangSmith Sandboxes Compute

caveatemail?card?Drequest-rate

www.langchain.com/pricing · container and VM sandbox · compute/langsmith-sandbox · JSON · compare

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
Per-object cap	not stated
Retention	not stated
Egress	not stated
Identity	email (placeholder) not published
Limits	request-rate 1 free seat and 1 free Serverless (Small) deployment source request-rate runtime compute bills at 0.0675 LSU a vCPU-hour source per-object-cap trace ingestion and trace event limits apply per plan and are documented separately source not stated
Binding	request-rate
Interface	unknown
Tooling	not stated
Composes with	not stated
Reliability	no reliability event recorded
Evidence rung	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.
Checked	2026-10-23 (live); stale on 2026-11-22

Evidence (2)

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

More fields (14)

{
 "talaria_m10h_usd": 95.7,
 "talaria_m24h_usd": 175.08,
 "nemo_m10h_usd": null,
 "keep_rate": 0.0,
 "keep_rate_basis": "first-party: ize deployment should I start with? Use Serverless for background or latency-tolerant agents (it scales to zer",
 "billing_model": "unclassified",
 "shape": null,
 "session_cap": {
  "wall_clock_min": null,
  "idle_reap_s": null,
  "restart_required": false,
  "note": "one serverless deployment; the page states no session clock"
 },
 "persistent_storage": null,
 "network_out": null,
 "price_note": null,
 "free_tier_kind": "allowance",
 "ps": null,
 "net": null
}

Unknown or withheld values (16)

$.chaining not-stated
$.egress.metered egress-unknown
$.egress.terms not-stated
$.evidence[0].proved process
$.extras.price_note process
$.identity_cost.detail defaulted
$.identity_cost.kind identity-defaulted
$.interface interface-unknown
$.interface_detail withheld
$.limits_note not-stated
$.per_object_cap.notes process
$.per_object_cap.stated not-stated
$.reliability_note none-observed
$.retention.notes not-extracted
$.retention.stated not-stated
$.tooling not-stated

langsmith datasets/traces as storage Storage

fails: quotaemail?card?R

www.langchain.com/pricing · rejected-provider · storage/langsmith-datasets-traces-as-storage · JSON · compare

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 arc unit none; metered on none
Price	none stated
Per-object cap	not recorded
Retention	not recorded
Egress	not recorded
Identity	email (placeholder) not published
Binding	none no constraint of a named kind was recorded; the verdict rests on the quota sentence rather than on a named limit
Interface	unknown
Tooling	not recorded
Composes with	not recorded
Reliability	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
Notes	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
Evidence rung	reported
Checked	2026-10-21 (inherited); stale on 2026-11-04

Evidence (2)

date	source	what it proved
2026-10-21	www.langchain.com/pricing	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
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 arc",
  "retry_when": null,
  "first_recorded": "2026-10-21"
 }
}

Unknown or withheld values (15)

$.chaining not-recorded
$.confidence_note withheld
$.egress.terms not-recorded
$.extras.dead_end.retry_when process
$.free_tier.notes process
$.identity_cost.detail defaulted
$.identity_cost.kind identity-defaulted
$.interface interface-unknown
$.interface_detail withheld
$.limits_note process
$.per_object_cap.notes not-recorded
$.per_object_cap.stated not-recorded
$.retention.notes process
$.retention.stated not-recorded
$.tooling not-recorded