LangChain

LangChain Compute Units ($1.50/LCU) retired; all usage now metered in Standard Units (LSU, $1.00). Metering rates rescaled; Fleet allowances 5/25 LCU became 7/37 LSU; Sandbox 8 LSU.

Weekly roll-up · includes Oct 2 daily

LangSmith consolidated LCU ($1.50) and LSU ($1.00) into one LangChain Standard Unit at $1.00; usage rates rescaled (e.g. 0.045 LCU to 0.0675 LSU per vCPU-hr) and included units restated in LSU.

Introduced Tuned Evaluators, a new pay-as-you-go evaluation feature priced at 0.01 LCU per Evaluation Run (Perceived Error), in public beta for Plus and Cloud Enterprise plans

VC-backed startup discount program now discloses a specific credit amount: up to $10,000 in credits (previously unspecified discounted rates and credits)

Weekly roll-up · includes Jul 28 daily

LangSmith for Startups discount program now discloses a specific credit amount: up to $10,000 in credits for VC-backed startups (previously unquantified).

Added two new support channels to the plan comparison table: a self-service Support Portal (all plans) and Slack support

LangSmith added a new LSU unit, moved Deployment to size-based Serverless/Dedicated LCU/LSU metering (from per-run/uptime fees), and switched Fleet to LCU-metered usage with bundled model costs.

Developer plan Fleet agent limit increased from 1 to Unlimited, expanding access to Fleet agents for solo users on the free tier.

LangSmith Engine metered billing introduced at $1.50/LCU (LangChain Compute Unit). Enterprise plan packaging updated from 'Custom Fleet packages' to 'Custom packages for Fleet, Engine, and Sandboxes'.

LangSmith Sandboxes launched: ephemeral isolated sandboxes for agent-generated code, added to Plus plan with usage pricing (CPU $0.0576/vCPU-hr, Memory $0.0185/GiB-hr, Storage $0.000123/GiB-hr).

Deployment metric row in feature comparison table renamed from 'Agent runs (Deployment)' to 'Deployment runs (Deployment)', reflecting updated terminology for the LangSmith Deployment billing metric. LangSmith Fleet added: create agents using everyday language. Developer: 1 Fleet agent + 50 runs/mo. Plus: unlimited Fleet agents + 500 runs/mo ($0.05/run overage). Enterprise: custom Fleet packages.

Quarterly roll-up · includes Mar 23 weekly, Jan 26 weekly, Jan 12 weekly

Agent Builder rebranded to Fleet across pricing table [Number of Agent Builder agents renamed to Number of Fleet agents; Agent Builder runs renamed to Fleet runs; pricing unchanged at $0.05/run]

Developer plan community support channel renamed from 'Community Slack' to 'Community Forum' in the support comparison table.

Developer plan tagline updated from 'For solo developers getting started' to 'For solo users getting started', broadening the target audience description.

LangGraph Platform rebranded to LangSmith Deployment across the pricing page Agent Authorization (beta) feature added to LangSmith Deployment section

LangGraph Platform free Dev deployment node executions increased from '100k nodes/mo' to 'unlimited' for Plus plan

LangGraph Platform deployment uptime pricing introduced - Development: $0.0007/min, Production: $0.0036/min LangGraph Platform pricing integrated into main pricing page - previously linked separately as 'Looking for LangGraph Platform pricing?', now shows unified pricing for all LangChain products with specific per-node and per-minute deployment costs

Workspaces feature added across all tiers: Developer gets single default workspace, Plus gets up to 3 workspaces per organization, Enterprise gets up to 10 workspaces per organization Organization Roles (User and Admin) added as a new security control feature