Changelog

See our latest feature releases, product improvements and bug fixes

Sep 3, 2026

GLM 5.3 Fast available on Baseten

GLM 5.3 Fast is now available through Baseten Model APIs. It serves the same 753B-parameter model as GLM 5.3 on dedicated Fast capacity and is distinct from GLM 5.3 Flash.

Sep 1, 2026

Viewer role for read-only access

We've introduced a Viewer role so you can give teammates read-only access to Baseten resources without granting deployment or configuration permissions. Viewers can invoke models and inspect...

Sep 1, 2026

AWS AssumeRole authentication

Baseten can now assume an IAM role in your AWS account to pull private base images from Amazon ECR and mirror model weights from Amazon S3 during builds.

Aug 28, 2026

GLM 5.3 available on Baseten

GLM 5.3, Z.ai’s latest flagship model, is now available through Baseten Model APIs and Loops. It has a 1M-token context window and defaults to high reasoning. Set reasoning_effort to low, high, or...

Aug 26, 2026

GLM 5.3 Flash available on Baseten

GLM 5.3 Flash is now available through Baseten Model APIs. Send requests to zai-org/GLM-5.3-Flash through our OpenAI-compatible endpoint with your Baseten API key.

Aug 25, 2026

Autoscaling schedules

Autoscaling schedules are now generally available. A schedule changes an environment's autoscaling settings on a defined window, so you can pre-warm capacity before traffic arrives.

Aug 19, 2026

Runtime OIDC

You can now authenticate to OIDC-compatible cloud providers without storing long-lived credentials. Set runtime.oidc.enabled: true in your Truss config and Baseten mounts a short-lived token into the...

Aug 14, 2026

DeepSeek V4 Pro 0813 available on Baseten

DeepSeek V4 Pro 0813 is now available through Baseten Model APIs. Send requests to deepseek-ai/DeepSeek-V4-Pro-0813 through our OpenAI-compatible endpoint with your Baseten API key.

Jul 30, 2026

Inkling Small available on Baseten

Inkling Small is now available through Baseten Model APIs. Send requests to thinkingmachines/inkling-small through our OpenAI-compatible endpoint with your Baseten API key. Dedicated deployments are...

Jul 29, 2026

Introducing Baseten for Model Labs

Baseten for Model Labs gives labs the infrastructure to bring models to market without building their own serving and distribution systems.