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v2.1.5-rc.1

higress-group/higressv2.1.5-rc.1Jun 18, 2025by johnlanni

AI Summary

This release candidate focuses on improving plugin deployment (K8s support), fixing critical AI proxy issues (Bedrock/Gemini), and adding support for OpenAI Fine-Tuning and WANXIANG generation.

Key Highlights

  • Plugin server now supports one-click Kubernetes deployment.
  • Fixed Bedrock SigV4 signature mismatch issues.
  • Fixed missing finishReason in Gemini provider streaming responses.
  • Added support for OpenAI Fine-Tuning API.

New Features

  • K8s deployment support for plugin server
  • OpenAI Fine-Tuning API support
  • mcp-router plugin
  • WANXIANG image and video generation support

Full Release Notes

## What's Changed
* feat: Plugin server supports k8s deployment and configures the default download URL of the plugin(#2232, #2280,#2312) by @NorthernBob in https://github.com/alibaba/higress/pull/2389
* fix: change auto generate se namespace to mcp by @Erica177 in https://github.com/alibaba/higress/pull/2398
* fix(ai-proxy): fix bedrock Sigv4 mismatch by @HecarimV in https://github.com/alibaba/higress/pull/2402
* fix: fix const McpStreamableProtocol spell mistake by @Erica177 in https://github.com/alibaba/higress/pull/2405
* feat(ai-proxy): Adjust the streaming response structure to keep it consistent with the openai by @daixijun in https://github.com/alibaba/higress/pull/2391
* add  mcp-server  doc by @hourmoneys in https://github.com/alibaba/higress/pull/2327
* opt: unify the `end-of-line` markers in the MCP session filter. by @johnlanni in https://github.com/alibaba/higress/pull/2403
* fix(ai-proxy): fix gemini provider missing finishReason by @daixijun in https://github.com/alibaba/higress/pull/2408
* docs: fix broken link in mcp-servers README_zh.md by @xuruidong in https://github.com/alibaba/higress/pull/2418
* feat: support for wanxiang image/video generation in ai-proxy & ai-statistics by @mirror58229 in https://github.com/alibaba/higress/pull/2378
* feat: Add AI-based bidding information tool MCP service by @hourmoneys in https://github.com/alibaba/higress/pull/2343
* fix: When configuring an MCP server for SSE forwarding, the controller may crash by @johnlanni in https://github.com/alibaba/higress/pull/2423
* feat: add default route support for wanx image&video synthesis by @mirror58229 in https://github.com/alibaba/higress/pull/2431
* feat(ai-proxy): add support for OpenAI Fine-Tuning API by @wydream in https://github.com/alibaba/higress/pull/2424
* add release-notes of 2.1.4 by @johnlanni in https://github.com/alibaba/higress/pull/2433
* feat: add mcp-router plugin by @johnlanni in https://github.com/alibaba/higress/pull/2409
* update envoy and istio by @johnlanni in https://github.com/alibaba/higress/pull/2440
* release 2.1.5-rc.1 by @johnlanni in https://github.com/alibaba/higress/pull/2446

## New Contributors
* @NorthernBob made their first contribution in https://github.com/alibaba/higress/pull/2389
* @xuruidong made their first contribution in https://github.com/alibaba/higress/pull/2418
* @wydream made their first contribution in https://github.com/alibaba/higress/pull/2424

**Full Changelog**: https://github.com/alibaba/higress/compare/v2.1.4...v2.1.5-rc.1