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Documentation Index

Fetch the complete documentation index at: https://docs.langchain.com/llms.txt

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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.
2026-05-18
self-hosted

langsmith-0.15.0-rc.14

  • Fixed the truncation issue of the ‘Enabled’ column in the automations table.
  • Improved handling of click events in the UI with the polly button icon fix.
  • Implemented multiple UI enhancements such as the addition of solid icons, icon xs variants, and updated details view headers.
  • Improved performance by removing unused join operations from session stats and optimizing query handling.
  • Added new event hooks for model invocation and updated the fleet-admin permissions to include read access.
  • Expanded model support with new tools for GLM5 and Minimax 2.5.
  • Added new features to the evaluator UI, including filters by created_by, feedback key, and resource.
  • Recognized external type definitions in evaluators, enabling more sophisticated feedback and sorting options.
  • Introduced loading improvements for better data handling in various Fleet UI components.
  • Enhanced fleet management with tool usage breakdowns, spend limit enforcement, and improved usage dashboards.
  • Added support for auditing logs across Go write endpoints and audit logging for sensitive data access.
  • Implemented new security features such as SSRF protection, transparent HTTP/HTTPS proxying, and enhanced authorization for self-hosted environments.
  • Supported service identification with GitHub OAuth installation synchronization and CRUD operations.
  • Introduced mobile-friendly login and a Progressive Web App (PWA) capability.
  • Added the capability to invite users to organizations via a new endpoint.
  • Enhanced message processing with SubAgentDetails, facilitating better context capture and management.
Download the Helm chart: langsmith-0.15.0-rc.14.tgz
2026-05-14
self-hosted

langsmith-0.15.0-rc.13

  • Improved the UI by widening the ‘Enabled’ column in automations table to prevent header truncation.
  • Added a scrollable filter dropdown in MCP server, enhancing user experience with dropdowns.
  • Updated the evaluator template packs and added analytics tracking for templates/cards selection in the frontend.
  • Introduced async agents and added agent cost breakdown table, improving agent management.
  • Fixed various UI bugs including polly button icon interaction, trace layout on full-page view, and evaluator column dropdown.
  • Enhanced evaluator capabilities by adding options for sorting, searching, and filtering in the evaluators table.
  • Added user-friendly features: back button on full page trace view, feedback banner for evaluator reuse, and clone button visibility based on permissions.
  • Improved the performance of session stats queries by removing dead joins.
  • Introduced several security-related features, such as URL allowlist enforcement for JWT injection and handling non-SSO logins for users with multiple SSO provider records.
  • Enhanced authentication functionality by adding additional SSO groups columns and provisioning methods to identities.
  • Provided new integrations and model support, including Salesforce tool support and Google Calendar tool enhancements in the agent builder.
  • Enhanced tracking and analysis with features like token usage insights and new logging for environment configurations.
  • Improved self-hosted support with enhancements in audit logging, database migrations, and infrastructure setups.
  • Introduced new API endpoints for various frontend and backend functionalities, including a new endpoint for online self-hosted licenses.
Download the Helm chart: langsmith-0.15.0-rc.13.tgz
2026-05-14
self-hosted

langsmith-0.14.6

  • Fixed storage issue by backporting S3 CopyObject KMS headers to v14, improving data transfer security for S3 integrations.
  • Fixed security vulnerabilities: CVE-2026-40192, CVE-2026-40347, CVE-2026-41205, CVE-2026-42561
Download the Helm chart: langsmith-0.14.6.tgz
2026-05-13
self-hosted

langsmith-0.15.0-rc.12

  • Fixed the truncation issue in the ‘Enabled’ column of the automations table to improve UI usability.
  • Improved the evaluator details page and added sorting capabilities for created and updated timestamps.
  • Enhanced evaluator tables by adding a type filter and click-to-filter functionality for type, feedback key, and resource cells.
  • Added a new evaluator reuse feature to streamline the use of existing evaluators.
  • Improved frontend evaluators to include feedback key and resource filters, enhancing usability.
  • Added support for tracing tool usage and displaying agent names in the usage dashboard, enhancing performance insights.
  • Expanded session management features with Redis tracking for SmithDB run rules.
  • Enhanced mobile friendliness and PWA support for login interfaces.
  • Improved performance by optimizing session synchronization and indexing strategies.
  • Added mTLS support for ClickHouse migrations.
  • Added parallel tool calls rendering in the messages view for better visual representation of concurrent processes.
  • Introduced a new endpoint to update licenses for self-hosted instances via JWT.
  • Added a new UI section for displaying evaluator actions required when creating an issue board.
  • Implemented mobile-friendly login and an installable PWA to enhance accessibility for mobile users.
  • Streamlined session and dataset tracking by integrating Redis for run rules in SmithDB.
  • Enhanced DataGrid components for better UI performance in tracing views.
These updates focus on improving user experience, performance, security, and feature set for self-hosted deployments.Download the Helm chart: langsmith-0.15.0-rc.12.tgz
2026-05-11
self-hosted

langsmith-0.15.0-rc.10

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.10.tgz
2026-05-09
self-hosted

langsmith-0.15.0-rc.9

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.9.tgz
2026-05-08
self-hosted

langsmith-0.15.0-rc.8

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.8.tgz
2026-05-08
self-hosted

langsmith-0.15.0-rc.7

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.7.tgz
2026-05-06
self-hosted

langsmith-0.15.0-rc.6

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.6.tgz
2026-05-05
self-hosted

langsmith-0.15.0-rc.5

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.5.tgz
2026-05-04
self-hosted

langsmith-0.15.0-rc.4

  • Enhanced the Messages View with auto-scroll navigation, parallel tool calls rendering, and improved styling
  • Improved Messages View performance with better memory utilization and processing times
  • Added thread ID display in run details with copy-to-clipboard functionality
  • Added the ability to open threads in new tabs
  • Fixed dark mode gradient styling
  • Fixed OAuth refresh race condition in Fleet
  • Fixed run rules not marking matched runs as completed in Redis at max attempts
  • Fixed dataset evaluators incorrectly created with group_by thread_id
  • Added new run rules logic for workspaces with no existing rules
  • Removed self-hosted gate for Fleet usage page
  • Hidden minimal reasoning effort option for GPT-5.x models in the playground
Download the Helm chart: langsmith-0.15.0-rc.4.tgz
2026-05-01
self-hosted

langsmith-0.14.5

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.14.5.tgz
2026-04-30
self-hosted

langsmith-0.15.0-rc.3

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.3.tgz
2026-04-29
self-hosted

langsmith-0.14.3

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.14.3.tgz
2026-04-24
self-hosted

langsmith-0.15.0-rc.2

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.2.tgz
2026-04-24
self-hosted

langsmith-0.15.0-rc.1

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.15.0-rc.1.tgz
2026-04-20
self-hosted

langsmith-0.14.2

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.14.2.tgz
2026-04-20
self-hosted

langsmith-0.14.1

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.14.1.tgz
2026-04-20
self-hosted

langsmith-0.14.0

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.14.0.tgz
2026-04-17
self-hosted

langsmith-0.13.43

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.43.tgz
2026-04-15
self-hosted

langsmith-auth-proxy-0.0.10

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.10.tgz
2026-04-14
self-hosted

langsmith-0.13.42

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.42.tgz
2026-04-14
self-hosted

langsmith-0.13.41

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.41.tgz
2026-04-09
self-hosted

langsmith-0.13.40

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.40.tgz
2026-04-07
self-hosted

langsmith-0.13.39

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.39.tgz
2026-04-03
self-hosted

langsmith-0.13.38

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.38.tgz
2026-04-01
self-hosted

langsmith-0.13.37

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.37.tgz
2026-03-30
self-hosted

langsmith-0.13.36

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.36.tgz
2026-03-27
self-hosted

langsmith-0.13.35

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.35.tgz
2026-03-27
self-hosted

langsmith-0.13.34

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.34.tgz
2026-03-27
self-hosted

langsmith-0.13.33

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.33.tgz
2026-03-27
self-hosted

langsmith-0.13.32

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.32.tgz
2026-03-24
self-hosted

langsmith-auth-proxy-0.0.9

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.9.tgz
2026-03-23
self-hosted

langsmith-0.13.31

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.31.tgz
2026-03-23
self-hosted

langsmith-0.13.30

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.30.tgz
2026-03-21
self-hosted

langsmith-0.13.29

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.29.tgz
2026-03-21
self-hosted

langsmith-0.13.28

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.28.tgz
2026-03-20
self-hosted

langsmith-auth-proxy-0.0.8

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.8.tgz
2026-03-18
self-hosted

langsmith-auth-proxy-0.0.7

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.7.tgz
2026-03-18
self-hosted

langsmith-0.13.27

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.27.tgz
2026-03-17
self-hosted

langsmith-auth-proxy-0.0.6

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.6.tgz
2026-03-16
self-hosted

langsmith-auth-proxy-0.0.5

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.5.tgz
2026-03-15
self-hosted

langsmith-auth-proxy-0.0.4

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.4.tgz
2026-03-13
self-hosted

langsmith-0.13.26

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.26.tgz
2026-03-12
self-hosted

langsmith-0.13.25

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.25.tgz
2026-03-10
self-hosted

langsmith-auth-proxy-0.0.3

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.3.tgz
2026-03-10
self-hosted

langsmith-0.13.24

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.24.tgz
2026-03-07
self-hosted

langsmith-observability-0.2.0

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-observability-0.2.0.tgz
2026-03-07
self-hosted

langsmith-auth-proxy-0.0.2

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.2.tgz
2026-03-07
self-hosted

langsmith-0.13.23

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.23.tgz
2026-03-06
self-hosted

langsmith-0.13.21

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.21.tgz
2026-03-06
self-hosted

langsmith-0.13.20

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.20.tgz
2026-03-06
self-hosted

langsmith-0.13.19

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.19.tgz
2026-03-05
self-hosted

langsmith-0.13.18

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.18.tgz
2026-03-03
self-hosted

langsmith-0.13.17

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.17.tgz
2026-02-26
self-hosted

langsmith-0.13.16

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.16.tgz
2026-02-26
self-hosted

langsmith-0.13.15

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.15.tgz
2026-02-24
self-hosted

langsmith-0.13.14

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.14.tgz
2026-02-17
self-hosted

langsmith-auth-proxy-0.0.1

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-auth-proxy-0.0.1.tgz
2026-02-14
self-hosted

langsmith-0.13.13

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.13.tgz
2026-02-12
self-hosted

langsmith-0.13.12

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.12.tgz
2026-02-12
self-hosted

langsmith-0.13.11

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.11.tgz
2026-02-10
self-hosted

langsmith-0.13.10

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.10.tgz
2026-02-09
self-hosted

langsmith-0.13.9

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.9.tgz
2026-02-06
self-hosted

langsmith-0.13.7

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.7.tgz
2026-02-05
self-hosted

langsmith-0.13.6

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.6.tgz
2026-02-05
self-hosted

langsmith-0.13.5

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.5.tgz
2026-02-04
self-hosted

langsmith-0.13.4

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.4.tgz
2026-01-26
self-hosted

langsmith-0.13.3

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.3.tgz
2026-01-21
self-hosted

langsmith-0.13.2

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.2.tgz
2026-01-16
self-hosted

langsmith-0.13.1

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.1.tgz
2026-01-16
self-hosted

langsmith-0.13.0

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.13.0.tgz
2026-01-12
self-hosted

langsmith-0.12.37

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.37.tgz
2026-01-09
self-hosted

langsmith-0.12.36

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.36.tgz
2026-01-08
self-hosted

langsmith-0.12.35

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.35.tgz
2025-12-26
self-hosted

langsmith-0.12.34

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.34.tgz
2025-12-20
self-hosted

langsmith-0.12.33

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.33.tgz
2025-12-12
self-hosted

langsmith-0.12.32

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.32.tgz
2025-12-11
self-hosted

langsmith-0.12.31

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.31.tgz
2025-12-09
self-hosted

langsmith-0.12.30

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.30.tgz
2025-12-08
self-hosted

langsmith-0.12.29

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.29.tgz
2025-12-05
self-hosted

langsmith-0.12.28

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.28.tgz
2025-12-04
self-hosted

langsmith-0.12.27

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.27.tgz
2025-12-02
self-hosted

langsmith-0.8.30

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.8.30.tgz
2025-12-01
self-hosted

langsmith-0.12.25

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.25.tgz
2025-11-27
self-hosted

langsmith-0.12.24

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.24.tgz
2025-11-26
self-hosted

langsmith-0.12.23

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.23.tgz
2025-11-26
self-hosted

langsmith-0.12.22

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.22.tgz
2025-11-26
self-hosted

langsmith-0.12.21

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.21.tgz
2025-11-24
self-hosted

langsmith-0.12.20

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.20.tgz
2025-11-24
self-hosted

langsmith-0.12.19

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.19.tgz
2025-11-20
self-hosted

langsmith-0.12.18

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.18.tgz
2025-11-19
self-hosted

langsmith-0.12.17

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.17.tgz
2025-11-19
self-hosted

langsmith-0.12.16

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.16.tgz
2025-11-17
self-hosted

langsmith-0.12.15

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.15.tgz
2025-11-17
self-hosted

langsmith-0.12.14

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.14.tgz
2025-11-13
self-hosted

langsmith-0.12.13

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.13.tgz
2025-11-13
self-hosted

langsmith-0.12.12

  • Internal improvements and maintenance updates
Download the Helm chart: langsmith-0.12.12.tgz