---
title: "v1.4.0-prerelease10"
description: "v1.4.0-prerelease10 changelog - 2026-01-15"
---
<Tabs>
  <Tab title="NPX">
    ```bash
    npx -y @maximhq/bifrost --transport-version v1.4.0-prerelease10
    ```
  </Tab>
  <Tab title="Docker">
    ```bash
    docker pull maximhq/bifrost:v1.4.0-prerelease10
    docker run -p 8080:8080 maximhq/bifrost:v1.4.0-prerelease10
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.4.0-prerelease10">
- feat: added http handlers for image generation endpoints
- feat: improved model validation for provider-prefixed model configurations
- fix: added support for model lookup in Google GenAI integration by path parameter (fixes using VK provider routing for GenAI integration)
- chore: added case-insensitive helper methods for header and query parameter lookups in HTTPRequest
- feat: add raw request data to bifrost error responses
- fix: add support for AdditionalProperties structures (both boolean and object types)
- fix: improve thought signature handling in gemini for function calls
- fix: enhance citations structure to support multiple citation types
- fix: anthropic streaming events through integration
- feat: adds env variable indicators on UI
- feat: introduces new EnvVar for env backed config fields
- fix: missing request type in error response for anthropic SDK integration
- feat: added support for web search tools in Openai, Anthropic and Gemini
- fix: turn JSON array tool result into JSON object for Bedrock Converse API - [@Hieu Hoang](https://github.com/hhieuu)
- fix: remove the configuration to clear usages on update when new max limit < current usage

</Update>
<Update label="Core" description="1.3.9">
- feat: added image generation request and response support
- chore: added case-insensitive helper methods for header and query parameter lookups in HTTPRequest
- feat: added support for path parameter lookups in HTTPRequest
- fix: missing request type in error response for anthropic SDK integration
- feat: add raw request data to bifrost error responses
- fix: add support for AdditionalProperties structures (both boolean and object types)
- fix: improve thought signature handling in Gemini for function calls
- fix: enhance citations structure to support multiple citation types
- fix: anthropic streaming events through integration
- feat: added support for web search tools in OpenAI, Anthropic and Gemini
- fix: turn JSON array tool result into JSON object for Bedrock Converse API

</Update>
<Update label="Framework" description="1.2.10">
- feat: add image generation streaming accumulation support
- feat: Improved model matching to support provider-prefixed model names (e.g., "openai/gpt-4")
- feat: Adds rdb backed distributed locks

</Update>
<Update label="governance" description="1.4.11">
- feat: fixed weighted provider routing to correctly match provider-prefixed models in allowed lists
- fix: added support for model lookup in Google GenAI integration by path parameter
- chore: updated core to v1.3.9 and framework to v1.2.10
- fix: remove the configuration to clear usages on update when new max limit < current usage

</Update>
<Update label="jsonparser" description="1.4.10">
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>
<Update label="logging" description="1.4.10">
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>
<Update label="maxim" description="1.5.9">
- chore: updated core to v1.3.9 and framework to v1.2.9

</Update>
<Update label="mocker" description="1.4.10">
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>
<Update label="otel" description="1.1.10">
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>
<Update label="semantic_cache" description="1.4.10">
- feat: added semantic caching support for image generation
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>
<Update label="telemetry" description="1.4.11">
- chore: updated core to v1.3.9 and framework to v1.2.10

</Update>