> ## 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.

# v1.4.8

> v1.4.8 changelog - 2026-02-25

<Tabs>
  <Tab title="NPX">
    ```bash theme={null}
    npx -y @maximhq/bifrost --transport-version v1.4.8
    ```
  </Tab>

  <Tab title="Docker">
    ```bash theme={null}
    docker pull maximhq/bifrost:v1.4.8
    docker run -p 8080:8080 maximhq/bifrost:v1.4.8
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.4.8">
  * feat: added support for logging headers to capture request headers into log metadata
  * fix: OAuth callback URL now respects X-Forwarded-Proto header for correct HTTPS scheme behind reverse proxies
  * feat: add asynchronous inference support
  * feat: added required headers support - configure headers that must be present on every request
  * fix: routing rules CEL builder UI fixes
  * fix: routing rules now support case-insensitive header matching
  * fix: azure openai sdk requests handling in openai integration
  * feat: support multiple credential types in vertex auth credentials
  * fix: semantic caching plugin initialization when configured using UI
  * fix: added replicate and huggingface model allowlist on list models response
  * fix: added support for unfiltered list models response when updating keys' allowed models field
  * fix: backfill allowed models that were not in the list models response
  * feat: support for video generation requests
  * feat: add runway provider support
  * enhancement: improved model matching logic in model catalog
  * feat: support for preserving JSON key order in tool function parameters
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="Core" description="1.4.4">
  * refactor: ListModelsRequest to use the common request handling pipeline instead of its own implementation
  * feat: added support for filtering /v1/models responses based on virtual key configurations in the governance plugin
  * feat: add vllm provider support
  * feat: support multiple credential types in vertex auth credentials
  * fix: added replicate and huggingface model allowlist on list models response
  * feat: added support for unfiltered list models response
  * fix: backfill allowed models that were not in the list models response
  * feat: support for video generation requests
  * feat: add runway provider support
  * feat: support for preserving JSON key order in tool function parameters
  * fix: empty json marshalling fixes for tool choice struct
</Update>

<Update label="Framework" description="1.2.22">
  * feat: added logging\_headers config field and metadata column to MCP tool logs
  * feat: add tables for async job results
  * feat: added required\_headers config field with DB persistence and migration
  * feat: added support for unfiltered models for provider in model catalog
  * enhancement: improved model matching logic in model catalog
  * chore: bump core version to 1.4.4
</Update>

<Update label="governance" description="1.4.23">
  * fix: routing rules now support case-insensitive header matching
  * feat: added required headers validation - requests missing configured headers are rejected with a 400 error
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="jsonparser" description="1.4.22">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="litellmcompat" description="0.0.12">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="logging" description="1.4.22">
  * feat: added support for capturing configured logging headers and x-bf-lh-\* prefixed headers into log metadata for both LLM and MCP requests
  * feat: add metadata column to logging table for async request tracking
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="maxim" description="1.5.21">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="mocker" description="1.4.22">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="otel" description="1.1.22">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="semantic_cache" description="1.4.21">
  * fix: invalid providers which do not support embedding requests are rejected during initialization
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>

<Update label="telemetry" description="1.4.23">
  * chore: bump core version to 1.4.4 and framework to 1.2.22
</Update>