> ## Documentation Index
> Fetch the complete documentation index at: https://docs.getbifrost.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# v1.3.51

> v1.3.51 changelog - 2025-12-19

<Tabs>
  <Tab title="NPX">
    ```bash theme={null}
    npx -y @maximhq/bifrost --transport-version v1.3.51
    ```
  </Tab>

  <Tab title="Docker">
    ```bash theme={null}
    docker pull maximhq/bifrost:v1.3.51
    docker run -p 8080:8080 maximhq/bifrost:v1.3.51
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.3.51">
  * fix: ensure properties field is always set for mcp tools - [@CryptoFewka](https://github.com/CryptoFewka)
  * fix: correct search\_domain\_filter json tag in perplexity provider - [@hnoguchigr](https://github.com/hnoguchigr)
  * feat: added HuggingFace provider
  * fix: bedrock empty ARN issue causing request to fail
  * fix: anthropic single context block in response converted to string instead for chat completions
  * fix: added auth support in HTTP proxies
  * feat: added custom CA certificate support in proxies
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="Core" description="1.2.40">
  * fix: ensure properties field is always set for mcp tools - [@CryptoFewka](https://github.com/CryptoFewka)
  * fix: correct search\_domain\_filter json tag in perplexity provider - [@hnoguchigr](https://github.com/hnoguchigr)
  * feat: added HuggingFace provider
  * fix: bedrock empty ARN issue causing request to fail
  * fix: anthropic single context block in response converted to string instead for chat completions
  * fix: added auth support in HTTP proxies
  * feat: added custom CA certificate support in proxies
</Update>

<Update label="Framework" description="1.1.50">
  * chore: bump core to 1.2.40
</Update>

<Update label="governance" description="1.3.51">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="jsonparser" description="1.3.51">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="logging" description="1.3.51">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="maxim" description="1.4.51">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="mocker" description="1.3.50">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="otel" description="1.0.50">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="semantic_cache" description="1.3.50">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>

<Update label="telemetry" description="1.3.50">
  * chore: bump core to 1.2.40 and framework to 1.1.50
</Update>