---
title: "v1.4.9"
description: "v1.4.9 changelog - 2026-02-26"
---
<Tabs>
  <Tab title="NPX">
    ```bash
    npx -y @maximhq/bifrost --transport-version v1.4.9
    ```
  </Tab>
  <Tab title="Docker">
    ```bash
    docker pull maximhq/bifrost:v1.4.9
    docker run -p 8080:8080 maximhq/bifrost:v1.4.9
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.4.9">
- fix: widened encrypted varchar columns (azure_api_version, vertex_region, bedrock_region) to prevent truncation of AES-256-GCM encrypted values
- feat: support top-level cache_control for Anthropic automatic prompt caching
- fix: plugins/semantic_cache: fix DefaultCacheKey dropped during JSON unmarshal
- fix: filter openrouter list models response based on allowed models on key
- chore: bump framework to 1.2.23

</Update>
<Update label="Core" description="1.4.4">
- fix: filter openrouter list models response based on allowed models on key

</Update>
<Update label="Framework" description="1.2.23">
- hotfix: widened encrypted varchar columns (azure_api_version, vertex_region, bedrock_region) from varchar to TEXT to accommodate AES-256-GCM encryption overhead

</Update>
<Update label="governance" description="1.4.24">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="jsonparser" description="1.4.23">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="litellmcompat" description="0.0.13">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="logging" description="1.4.23">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="maxim" description="1.5.22">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="mocker" description="1.4.23">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="otel" description="1.1.23">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="semantic_cache" description="1.4.22">
- chore: upgraded framework to 1.2.23

</Update>
<Update label="telemetry" description="1.4.24">
- chore: upgraded framework to 1.2.23

</Update>