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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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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
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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
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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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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
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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
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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
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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
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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
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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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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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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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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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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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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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