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Self-hosted LangSmith is an add-on to the Enterprise plan designed for our largest, most security-conscious customers. For more details, refer to Pricing. Contact our sales team if you want to get a license key to trial LangSmith in your environment.
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2026-02-26
self-hosted

​
langsmith-0.13.16

  • Added rebranded primary colors to buttons under a feature flag in the frontend.
  • Replaced dataset autocomplete with tag input for improved user input handling.
  • Auto-hid and positioned the Models column based on data for a better UI experience.
  • Fixed revalidation conflict in the frontend to improve usability.
  • Fixed text overflow issue in workspace model configurations tooltips.
  • Surfaced Models option in Group By popover with a feature flag for enhanced data organization.
  • Supported loading ChatAnthropicVertex model configs for new model integration.
  • Implemented auto-navigate to insights and global scroll for streamlined navigation.
  • Fixed issues with the playground and evaluators provider selector not filtering disabled providers.
  • Introduced the ability to create an agent from ZIP upload to enhance functionality.
  • Added project filtering and search to the alerts table for better data management.
  • Updated UX for messages mode with styling improvements for a better user experience.
  • Implemented Raw Query Mode for Inline Filters to enhance filter capabilities.
  • Fixed white-screen issue when loading eppo for improved stability.
  • Fixed duplicated tool calls in messages view to improve performance.
  • Properly deleted tools from the traces tool registry for better tool management.
  • Added inbox feature with redesigned UI to the Agent Builder for better message handling.
  • Fixed scroll bug in polly for smoother user interaction.
  • Added security_contact to organizations for enhanced security communication.
  • Dismissed “Add API Key to Get Started” dialog in the Agent Builder for better onboarding.
  • Applied AND semantics for session filters in alerts for more accurate filtering.
  • Persisted selected model in local storage for user convenience.
  • Hid __ls_model_name and __ls_runner metadata behind an experiment_models_column feature flag for cleaner UI.
  • Auto-generated thread titles for more organized discussion threads.
  • Guarded secrets with granular RBAC permission for increased security.
  • Persisted feedback configurations as JSONB objects for improved data handling.
  • Introduced Outlook Email Tools to the Agent Builder for expanded integration.
  • Added keyboard shortcuts to the inbox in the Agent Builder for enhanced user productivity.
Download the Helm chart: langsmith-0.13.16.tgz
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2026-02-26
self-hosted

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langsmith-0.13.15

  • Added rebranded primary colors to button under feature flag in the frontend UI.
  • Replaced dataset autocomplete with tag input to improve user experience.
  • Auto-hide and position Models column in the frontend based on data.
  • Fixed revalidation conflict in the Smith frontend.
  • Improved workspace model configurations to prevent text overflow with tooltips.
  • Surfaced Models option in Group By popover under a feature flag.
  • Supported loading ChatAnthropicVertex model configs in Smith-Polly.
  • Added “No matching filters” message for empty search results in Filter Component Select V2.
  • Enabled navigating automatically to insights with global scroll support.
  • Resolved issues with playground and evaluators provider selector not filtering out disabled providers.
  • Improved messaging mode user experience and styling.
  • Implemented Raw Query Mode for Inline Filters.
  • Allow secret_key_ref to be None in K8sEnvVarSource for backend improvements.
  • Fixed agent builder UI to wrap question text on narrow viewports and dismiss “Add API Key to Get Started” dialog.
  • Updated UX to match evaluator button height with tool button pattern.
  • Persisted selected model in local storage for a consistent UI experience.
  • Auto-generated thread titles for improved thread management.
  • Enhanced backend by gating secrets access with granular RBAC permissions.
  • Implemented Outlook Email Tools in the Agent Builder.
  • Improved keyboard shortcuts in the inbox feature of the Agent Builder UI.
Download the Helm chart: langsmith-0.13.15.tgz
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2026-02-24
self-hosted

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langsmith-0.13.14

  • Fixed agent generation interruptions and handling, improving stability in the user experience.
  • Fixed long feedback header text overflow when dragged to the last column.
  • Added OAuth connections for built-in tools and providers on the tool page.
  • Fixed crashes occurring on the run details page.
  • Fixed onboarding dialog not fetching tools unnecessarily.
  • Updated agent builder frontend to show real-time run count.
  • Added private registry UI to the frontend.
  • Enhanced support for SerializedConstructor model configs in playground and insights.
  • Added Gemini 3.1 Pro model to playground and backend model lists.
  • Fixed tool registry crash in the playground.
  • Added support for Gmail authentication improvements, including refresh token capability.
  • Added new API endpoints for running playground experiments using a new service.
  • Improved UI for trace filters with version 2 UX using Filterbar.
  • Enhanced syntax highlighting to match Figma design for standardization.
  • Supported Gmail OAuth v2 with cron logic for higher reliability.
  • Added new models column in the experiment view with updated filtering options.
  • Supported multiple paths for query shadowing log improvements.
  • Added UIs for managing and editing model API key names in the playground.
Download the Helm chart: langsmith-0.13.14.tgz
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2026-02-17
self-hosted

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langsmith-auth-proxy-0.0.1

  • Fixed an issue where internal error details were leaked in 5xx responses, improving error message confidentiality.
  • Improved the UI by moving the SaveViewButton to replace Display/Columns buttons and changed SaveForm from a popover to a modal.
  • Added a model select dropdown to the template creation flow, enhancing the template customization process.
  • Introduced a duplicate URL warning when creating MCP servers to prevent configuration conflicts.
  • Added user context to agents and sub-agents for enhanced traceability and auditing.
  • Added support for SerializedConstructor model configs from playground, expanding model configuration options.
  • Improved scrolling layout in the run details view for a better navigation experience.
  • Showed categorical feedback in experiment view config and hid unnecessary sort icons to streamline UI interaction.
  • Added retry logic to the gmail_apply_label tool in the Agent Builder, improving tool reliability.
  • Fixed cell alignment issues in playground and experiment views for a more consistent display.
  • Added support for image uploads, offering new avenues for data input.
  • Added an onboarding dialog to the general-purpose agent to guide new users.
  • Fixed issue by adding a spinner to the loading triggers skeleton, enhancing loading feedback.
Download the Helm chart: langsmith-auth-proxy-0.0.1.tgz
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2026-02-14
self-hosted

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langsmith-0.13.13

  • Reverted the PostgreSQL version to v14.7 and the Redis version to v7. This fixes breaking changes introduced in langsmith-0.13.10.
  • Fixed internal error details being leaked in 5xx responses to enhance security.
  • Improved View UI by moving SaveViewButton from ViewDropdown and changing SaveForm to a modal for better usability.
  • Added model select dropdown to the template creation flow for enhanced user experience.
  • Added warning for duplicate URLs when creating MCP server to prevent configuration errors.
  • Added user context to agents and sub-agents for better feature functionality.
  • Added support for SerializedConstructor model configs in the playground for improved flexibility.
  • Enhanced UI by showing categorical feedback in experiment view config and hiding the sort icon.
  • Improved playground and experiment views by fixing cell alignment.
  • Added image upload support to facilitate better asset management.
  • Added onboarding dialog to general-purpose agent for improved user guidance.
  • Added spinner to loading triggers skeleton for better loading indication.
Download the Helm chart: langsmith-0.13.13.tgz
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2026-02-12
self-hosted

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langsmith-0.13.12

  • Improved button sizes and filter chip alignment in the InlineFilters UX.
  • Added commit tags search and display to the Prompt Hub.
  • Fixed issue with viewing experiments having objects for feedback scores.
  • Enhanced tracing for the deploy_image task.
  • Added a search bar for the new consolidated filter dropdown.
  • Added environment variable for globally disabling personal access token creation.
  • Added cost charts feature.
  • Improved homepage styling and fixed related design issues.
  • Fixed issues with rerendering in General Purpose API (GPA).
  • Improved system to count PENDING, RETRY, and FAILED transactions in self-hosted offline usage reporting.
  • Enhanced the agent builder to localize the current date to the user’s timezone.
  • Added Bedrock inference profile dropdown to the playground.
  • Improved error detection and messaging for server issues in agent-chat.
  • Fixed styling issues including email count in invite modal and load state display in the agent editor.
  • Implemented initial design for a tools page with feature flags.
  • Added icon-only filter popover mode to the frontend filter UI.
  • Added beacon endpoint for Self Hosted Agent Builder Runs Limiting.
  • Enable new Granular Usage tab for reporting billable usage by workspace, project, user, and API key (enable with DEFAULT_ORG_FEATURE_ENABLE_GRANULAR_USAGE_REPORTING=true and GRANULAR_USAGE_TABLE_ENABLED=true environment variables in commonEnv)
Download the Helm chart: langsmith-0.13.12.tgz
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2026-02-12
self-hosted

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langsmith-0.13.11

  • Improved Agent Builder by using persisted simple model config.
  • Fixed UI for Playground with better message block and tool button consistency.
  • Added a search bar for the new consolidated filter dropdown.
  • Fixed agent builder model selector for users without ‘workspaces:manage’ permission.
  • Added file upload feature for General Purpose Agent.
  • Added button to create General Purpose Agent.
  • Enhanced the Playground by preserving baseline setting in URL on page reload.
  • Improved Playground experiment table UI and alignment.
  • Fixed bulk deletion of datasets to update the table correctly.
  • Added new API: workspace-scoped tool registry API.
  • Improved support for multifield runFields.
  • Enhanced insights scheduler with backend changes.
  • Added ability to navigate pages in Polly and an initial set of base evaluations.
  • Added tracing enhancements to Agent Builder, including tool call tracing.
  • Integrated changes to support custom model configs temporarily.
Download the Helm chart: langsmith-0.13.11.tgz
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2026-02-10
self-hosted

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langsmith-0.13.10

  • Fixed sorting of workspaces alphabetically in the new workspace switcher.
  • Made tagging creations idempotent to improve stability.
  • Redesigned Playground Tool Modal for a better user experience.
  • Introduced Model Config Popup Windows in the playground for enhanced configuration management.
  • Cached MCP tools list, session ID, and OAuth tokens in the Agent Builder for improved performance.
  • Updated agent builder runs exhausted error message for clarity.
  • Corrected the routing configuration for the agent builder /allow-run API.
  • Fixed home page table spacing issues for better UI presentation.
  • Resolved infinite fetching issue when datasets are empty in the UI.
  • Enhanced API key edit access for non-admin users.
  • Addressed boolean feedback value handling in comparison table cells.
  • Split cost and token columns in the experiment view for improved data analysis.
  • Improved error handling for OAuth login failures.
  • Fixed error state handling for Slack trigger messages dropped due to auth errors.
  • Applied fixes to remove placeholder text for a cleaner UI.
  • Modified the default model back to sonnet 4.5 in the Agent Builder.
  • Handled persisted thread errors on reconnect in agent chat.
  • Ensured footer menu closes upon organization switch for a more intuitive user interface.
  • Resolved pane closure issue from within the app selector dropdown.
  • Enabled local dev functionality with Polly for smoother development workflow.
  • Improved SQL security by fixing unsafe quoting and eliminating injection risks in feedback formulas and annotation queue listing.
  • Added a 15-second timeout to the OAuth HTTP client to prevent long wait times during failures.
Download the Helm chart: langsmith-0.13.10.tgz
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2026-02-09
self-hosted

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langsmith-0.13.9

  • Fixed sorting of workspaces alphabetically in the new switcher to improve user experience.
  • Improved playground with new tool modal design and model config popup windows for enhanced usability.
  • Fixed issue with creating tags being idempotent.
  • Modified Agent Builder to cache MCP tools list, session ID, and OAuth tokens for better performance.
  • Fixed updated error message for exhausted agent builder runs.
  • Fixed routing configuration for the agent builder /allow-run API endpoint.
  • Fixed spacing of home page tables for improved UI.
  • Fixed issue with datasets repeatedly fetching if empty.
  • Fixed edit access for API keys for non-admin users.
  • Added cost and token columns in the experiment view for better data insights.
  • Fixed an issue where the Slack trigger was dropping messages due to authentication errors.
  • Fixed boolean feedback values handling in comparison table cells.
  • Updated service key subject for API calls to /allow-run for accurate authentication.
  • Improved agent builder to use persisted simple model config.
  • Fixed error state handling for OAuth login failures.
  • Enhanced agent builder by ensuring threads display errors on reconnect in agent chat.
  • Fixed UI to ensure the footer menu closes on organization switch.
  • Improved tagging authentication by using specific resource auth.
  • Enhanced UI to prevent closing the pane from within the app selector dropdown.
  • Fixed potential SQL injection risks in feedback and annotation queue listing.
  • Added a 15-second timeout to the OAuth HTTP client for improved connection reliability.
Download the Helm chart: langsmith-0.13.9.tgz
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2026-02-06
self-hosted

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langsmith-0.13.7

  • Fixed truncation of large numbers affecting user interface elements.
  • Improved error stringification for S3, enhancing run transparency.
  • Updated Filters UX to save DateTimeRange to view, improving user filtering capability.
  • Fixed UUID conversion for general agents to ensure consistent identifier usage.
  • Showed custom computed columns in experiment comparison view, enriching data analysis.
  • Fixed preview rendering for chat outputs shaped by LangChain.
  • Sanitized bulk export columns to prevent data corruption in exports.
  • Populated new columns on evaluator creation for enhanced data management.
  • Updated evaluator updated_at timestamp for better record tracking.
  • Improved agent bootstrap process by properly handling errors.
  • Enabled running Clio with other services locally for streamlined local deployments.
  • Fixed pagination issues in sandbox environments for better navigation.
  • Applied RetryableHTTP for auth control plane calls, fixing caching issues.
  • Adjusted tenant usage when bootstrapping agents for correct organization alignment.
  • Added padding adjustments to improve UI layout across various pages.
  • Updated wording for trace-related inquiries, enhancing user guidance.
  • Supported uploading large fields to S3 for run POST/PATCH endpoints, improving scalability.
Download the Helm chart: langsmith-0.13.7.tgz
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2026-02-05
self-hosted

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langsmith-0.13.6

  • Fixed an issue with truncated large numbers affecting the user interface.
  • Improved error string conversion from S3 to enhance error handling.
  • Updated Filters UX to save DateTimeRange, improving user experience.
  • Fixed UUID conversion to ensure consistent general agent identification.
  • Fixed agent ID conversion to always use a string instead of UUID for stability.
  • Enhanced the experiment comparison view by showing custom computed columns.
  • Fixed chat preview for langchain-shaped output for better user experience.
  • Fixed pagination issues in sandbox for smoother navigation.
  • Improved caching mechanisms and authentication control planes’ RetryableHTTP.
  • Fixed the issue of incorrect tenant usage when bootstrapping agents.
  • Improved user interface by adjusting page padding to remove visual obstructions.
  • Updated wording for trace-related inquiries to improve clarity.
  • Enhanced large field uploads to S3 for single run POST/PATCH endpoints.
Download the Helm chart: langsmith-0.13.6.tgz
​
2026-02-05
self-hosted

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langsmith-0.13.5

  • Fixed regression on cloning prebuilt dashboards to enhance user experience.
  • Updated Filters UX to match new mocks and improved the view dropdown.
  • Fixed Agent Builder by converting UUID to str before JSON encoding to prevent errors.
  • Added an updated insights sidebar for a more informative UI.
  • Implemented bulk actions for tables to improve data management efficiency.
  • Added a redesigned feedback banner for annotation queue in the frontend.
  • Provided option to require feedback in the Smith frontend to enhance user communication.
  • Limited Agent Builder template list to 2 rows for better usability.
  • Fixed cursor jumping issue when editing agent builder skill name and description.
  • Solved SSO+SCIM issue, always provisioning users to workspaces.
  • Fixed Slack Auth disconnecting issue for workspace users.
  • Enhanced missing tool experience in the Agent Builder by adjusting prompts.
  • Prevented session fixation in self-hosted OAuth for enhanced security.
  • Fixed the ‘view run’ regression in the annotation queue redesign in Smith frontend.
  • Reduced gRPC streaming chunk size from 1MB to 64KB for improved performance.
  • Added download zip button inside the Agent Builder Explorer.
  • Enhanced tracing URLs allowed by adding them to the Datadog RUM config.
Download the Helm chart: langsmith-0.13.5.tgz
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2026-02-04
self-hosted

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langsmith-0.13.4

  • Fixed the toggle functionality for all column sections when clicking the Columns header.
  • Fixed failure to edit SSO settings
  • Improved frontend performance by using BarSeries instead of AnimatedBarSeries for granular usage tabs.
  • Added a Cmd + Enter hotkey to the new annotation queue for enhanced user interaction.
  • Added an option in the playground UI to mitigate loading errors by defaulting to use_responses_api=true.
  • Added support for custom Azure models.
  • Updated the playground UI for improved user experience.
  • Improved studio chat UX with auto-resize textarea and keyboard shortcuts.
  • Fixed prompt saving issue with incorrect naming.
  • Improved visibility and user experience by making search icons larger and tracking navigation of AQ, prompts, and deployments.
  • Enhanced UI for the Agent Builder with the introduction of a new Diff UI with context lines.
  • Enabled accurate Y-axis margins using d3 nice ticks for better frontend visualization.
  • Allowed the ‘recently added to’ section to pop over in the ‘add to dataset’ UI.
  • Added pagination to the dashboard select view for better usability.
  • Added support to limit long-lived TTL options and expose them in the org TTL settings endpoint.
  • Fixed a bug with streaming flicker using the responses API in the playground.
  • Enhanced the annotation queue user experience with custom output rendering in new queues.
  • Optimized dataset session comparison using example_ids filtering for better performance.
  • Provided a download ZIP file button in the Agent Builder for user convenience.
  • Added a streamlined loading state for the Agent Builder’s agent generator graph.
  • Allowed updating and creating SSO settings specifically in self-hosted environments.
  • Added support for displaying SCIM user’s displayName attribute.
These changes improve user interaction, enhance system performance, and expand support for custom models and infrastructure, benefiting self-hosted deployments.Download the Helm chart: langsmith-0.13.4.tgz
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2026-01-26
self-hosted

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langsmith-0.13.3

  • Improved streaming to accumulate streamed delta data without loss.
  • Added Google Sheets/Docs tools integration.
  • Enhanced UX for OAuth servers in settings.
  • Made view trace links more obvious in the UI.
  • Resolved multiple bugs and performance issues in Agent Builder, including writing self-hosted Agent Builder runs to a single project and collapsing subagent tool cards by default.
  • Improved experiment UI, now showing experiment descriptions on the single experiment page and fixing a blank page issue when accessing experiments via public URL.
  • Enhanced UX by solving bulk export flakiness and allowing updating of bulk export destination credentials.
  • Improved inline filter UX with multiple bug fixes and added edit functionality.
  • Added support for configurable run input/output preview paths on the backend.
  • Introduced new workspace management permissions for managing members’ access.
  • Optimized Agent Builder to reduce network calls.
  • Added Action Menu to MyAgents Navlink in Agent Builder.
  • Improved frontend performance, including solving slowness when loading authentication status.
  • Enhanced Agent Builder with the API Key Needed Label/Button and collapsed action cluster features.
  • Resolved playground tool modal overflow issue.
  • Improved security by fixing frontend vulnerability in remix run router and clearing URLs on logout to prevent workspace misdirection.
  • Updated API to use invoices for monthly burndown tracking and added support for V2 API.
  • Improved frontend to handle malformed LLM outputs gracefully.
  • Improved date/time selection UI by allowing bold “Last time” values for DateTimeRangePicker component.
Download the Helm chart: langsmith-0.13.3.tgz
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2026-01-21
self-hosted

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langsmith-0.13.2

  • Fixed content-type validation for dataset uploads to improve data handling.
  • Improved the new annotation queue page with a pretty JSON editor and message list editor.
  • Enabled better handling of retriable ingest errors on QueueRunPayloads.
  • Fixed Cron Trigger updates in the Agent Builder UI.
  • Added support for Redis Cluster, enhancing scalability for self-hosted setups.
  • Fixed OAuth account takeover vulnerability to enhance security.
  • Improved rendering of raw output in the playground.
  • Added new inline UX filters and a View Dropdown component for enhanced user interaction.
  • Increased line-height on XS Text variant to prevent clipping issues in the frontend.
Download the Helm chart: langsmith-0.13.2.tgz
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2026-01-16
self-hosted

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langsmith-0.13.1

  • Added webhook publishing feature in Agent Builder
  • Added support for Anthropic models via Vertex AI in the playground
  • Added “Use Responses API” toggle for OpenAI models in the playground
  • Added Slack reauth banner when reconnection is needed
  • Added edit file tool diffs for better visibility of changes
  • Improved partition management for dropping old tables
  • Fixed self-hosted issues with Agent Builder from QA
  • Fixed mode switcher visibility when Agent Builder is disabled on self-hosted
  • Fixed various Agent Builder navigation and UI issues
Download the Helm chart: langsmith-0.13.1.tgz
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2026-01-16
self-hosted

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langsmith-0.13.0

  • Added support for Agent Builder in self-hosted deployments
  • Added configurable trace TTL for long-lived traces
  • Added ability to conditionally enable OAuth tools and triggers
  • Added sample application creation during onboarding
  • Fixed feedback pagination and auto-pagination bugs
  • Fixed trace drawer skeleton not appearing immediately
Download the Helm chart: langsmith-0.13.0.tgz
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2026-01-12
self-hosted

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langsmith-0.12.37

  • Added agent_builder_enabled feature flag for self-hosted deployments
  • Added ability to delete files in the memories folder
  • Added secrets import flow in workspace settings
  • Improved streaming tree performance
  • Fixed scroll behavior in trace tree
  • Fixed unicode truncation issues in trace display
  • Fixed onboarding screen showing when runs exist
  • Fixed various Agent Builder sidebar and navigation issues
  • Fixed OAuth callback URL enforcement to require HTTPS
Download the Helm chart: langsmith-0.12.37.tgz
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2026-01-09
self-hosted

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langsmith-0.12.36

  • Added support for custom MCP servers with OAuth in Agent Builder
  • Added ability to view and edit memory files in Agent Builder
  • Added support for attachments in the frontend
  • Improved streaming tree performance in trace viewer
  • Fixed scroll behavior in trace tree
  • Fixed unicode truncation issues in trace display
  • Fixed onboarding screen showing incorrectly when runs exist
  • Increased maximum automation rules per workspace to 200
Download the Helm chart: langsmith-0.12.36.tgz
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2026-01-08
self-hosted

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langsmith-0.12.35

  • Added per-bar highlighting for feedback charts in experiments
  • Added Agent Builder activity feed
  • Changed experiment chip to hover card for better usability
  • Fixed agents appearing in random sidebar positions
  • Fixed tool modal nesting issue in playground
  • Fixed diff mode fallback on comparison page
  • Fixed race condition in OAuth authentication requests
Download the Helm chart: langsmith-0.12.35.tgz
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2026-12-26
self-hosted

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langsmith-0.12.34

  • Added Redis IAM authentication support for GCP and Azure
  • Added self-serve audit logs in OCSF format
  • Added hide column option to experiment outputs header
  • Added message_user tool to the tool server
  • Improved trace tree loading speed
  • Allowed basic auth installations to disable invites via API
  • Fixed tenant ID handling in navigation
  • Fixed scrolling in Agent Builder templates view
  • Fixed Gmail account connection limit tooltip
  • Fixed user view preference persistence on page load
  • Fixed tab wrapping in UI
  • Made feedback charts visible by default
  • Made SCIM group name matching case-insensitive
Download the Helm chart: langsmith-0.12.34.tgz
​
2025-12-20
self-hosted

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langsmith-0.12.33

  • Security fix: fixed Studio vulnerability to malicious baseUrl param by requiring user-defined allowed origins
  • Allow enabling invites alongside JIT provisioning for SSO (OAuth with Client Secret mode only)
  • Added self-serve audit logs for administrative actions (Private Preview)
Download the Helm chart: langsmith-0.12.33.tgz
​
2025-12-12
self-hosted

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langsmith-0.12.32

  • Added IAM connection support for PostgreSQL (AWS only).
  • Added GPT-5.2 model support to the playground.
  • Added support for setting memory limits on executor pods.
Download the Helm chart: langsmith-0.12.32.tgz
​
2025-12-11
self-hosted

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langsmith-0.12.31

  • Improved error messages for basic authentication misconfiguration.
  • Added organization operator role support.
  • Fixed issues with streaming datasets endpoint.
Download the Helm chart: langsmith-0.12.31.tgz
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2025-12-09
self-hosted

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langsmith-0.12.30

  • Fixed API Docs button not redirecting to the correct URL when using a sub path.
  • Performance improvements and bug fixes.
Download the Helm chart: langsmith-0.12.30.tgz
​
2025-12-08
self-hosted

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langsmith-0.12.29

  • Added mTLS (mutual TLS) support for ClickHouse connections to enhance security for database communication.
Download the Helm chart: langsmith-0.12.29.tgz
​
2025-12-05
self-hosted

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langsmith-0.12.28

  • Added mTLS (mutual TLS) support for PostgreSQL connections to enhance security for database communication.
  • Added mTLS support for ClickHouse clients.
  • Fixed Agent Builder onboarding and side navigation visibility when disabled in self-hosted deployments.
Download the Helm chart: langsmith-0.12.28.tgz
​
2025-12-04
self-hosted

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langsmith-0.12.27

  • Added mTLS (mutual TLS) support for Redis connections to enhance security.
  • Added support for empty trigger server configuration in self-hosted deployments.
  • Improved incident banner styling and content.
Download the Helm chart: langsmith-0.12.27.tgz
​
2025-12-01
self-hosted

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langsmith-0.12.25

  • Enabled Agent Builder UI feature flag for self-hosted deployments.
  • Added Redis Cluster support for improved scalability and high availability.
Download the Helm chart: langsmith-0.12.25.tgz
​
2025-11-27
self-hosted

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langsmith-0.12.24

  • Added dequeue timeouts to all SAQ (Simple Async Queue) queues to improve reliability.
  • Performance improvements and bug fixes.
Download the Helm chart: langsmith-0.12.24.tgz
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2025-11-26
self-hosted

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langsmith-0.12.22

  • Added Claude Opus 4.5 model support to the playground.
  • Updated dataplane operator version.
  • Added LANGCHAIN_ENDPOINT environment variable when basePath is configured.
Download the Helm chart: langsmith-0.12.22.tgz
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2025-11-26
self-hosted

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langsmith-0.12.21

  • Added explicit revisionHistoryLimit configuration for operator deployment template.
Download the Helm chart: langsmith-0.12.21.tgz
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2025-11-24
self-hosted

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langsmith-0.12.20

  • Added support for self-hosted customers to opt into the pairwise annotation queue feature.
  • Updated operator to version 0.1.21 in LangSmith and data plane charts.
Download the Helm chart: langsmith-0.12.20.tgz
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2025-11-24
self-hosted

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langsmith-0.12.19

  • Fixed playground environment configuration to use correct default settings.
Download the Helm chart: langsmith-0.12.19.tgz
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2025-11-20
self-hosted

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langsmith-0.12.18

  • Internal updates and maintenance.
Download the Helm chart: langsmith-0.12.18.tgz
Additional Helm chart releases are available in the langchain-ai/helm GitHub repository.
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