---
title: "v1.3.52"
description: "v1.3.52 changelog - 2025-12-22"
---
<Tabs>
  <Tab title="NPX">
    ```bash
    npx -y @maximhq/bifrost --transport-version v1.3.52
    ```
  </Tab>
  <Tab title="Docker">
    ```bash
    docker pull maximhq/bifrost:v1.3.52
    docker run -p 8080:8080 maximhq/bifrost:v1.3.52
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.3.52">
- fix: gemini thought signature handling in multi-turn conversations
- feat: support computer-use-2025-11-24 in anthropic for claude-opus-4-5
- refactor: use gemini native embedding endpoint for gemini embeddings
- refactor: for fine-tuned or custom models in vertex use gemini native endpoint instead of openai compatible chat completions endpoint
- fix: append bedrock and cohere routes in langchain and litellm integration
- fix: handle dynamic thinking budget (-1) in gemini and other providers

</Update>
<Update label="Core" description="1.2.41">
- fix: gemini thought signature handling in multi-turn conversations
- feat: support computer-use-2025-11-24 in anthropic for claude-opus-4-5
- refactor: use gemini native embedding endpoint for gemini embeddings
- refactor: for fine-tuned or custom models in vertex use gemini native endpoint instead of openai compatible chat completions endpoint
- fix: handle dynamic thinking budget (-1) in gemini and other providers

</Update>
<Update label="Framework" description="1.1.51">
- chore: upgraded version of core to 1.2.41

</Update>
<Update label="governance" description="1.3.52">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="jsonparser" description="1.3.52">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="logging" description="1.3.52">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="maxim" description="1.4.52">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="mocker" description="1.3.51">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="otel" description="1.0.51">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="semantic_cache" description="1.3.51">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>
<Update label="telemetry" description="1.3.51">
- chore: upgraded versions of core to 1.2.41 and framework to 1.1.51

</Update>