Engine versions

Version

Release date

Description

2.1.19

2026-06-05

• Added support for FinOps features.

• Fixed fallback exceptions in specific scenarios.

2.1.18

2026-05-14

• Fixed gateway restart and upgrade failures in some cases.

• Fixed the domain-level allowlist and blocklist not taking effect in some cases.

• Fixed MCP Tools being lost in some cases.

2.1.17

2026-03-26

• The circuit breaking policy now supports sliding window statistics.

• The access log filter now supports domain-based sampling rules and a default sampling rate.

• Fixed the fallback request body being lost in some cases.

• Fixed empty expiration times for user-defined certificates in some cases.

2.1.16

2026-02-04

• Fixed a bug in the request data buffer handling for Wasm filters.

• Optimized memory usage for AI features.

• Introduced global rate limiting to dynamically control the maximum requests per I/O loop using runtime configurations or Wasm modules.

• Added tenant ID information to Istio metrics.

2.1.15

2025-12-25

• Added support for routing in cluster header mode.

• Adjusted the gRPC keepalive time between the pilot-agent and Envoy to prevent xDS connections from closing due to timeouts.

• Increased the default SDS timeout to 300 s.

• Added a limit on Wasm rebuilds in non-recovery scenarios, allowing a maximum of two concurrent Wasm VMs.

• Added support for configuring multiple domains when connecting to Nacos for MCP.

• Fixed the Redis feature not handling failures properly after service configuration updates.

• Enhanced WAF functionality.

2.1.14

2025-12-1

• Optimized how the gateway handles overload.

• Added support for configuring the buffer of an asynchronous Redis client in Wasm plugins.

• Improved the stability of Redis access in the gateway.

• Enabled MCP protocol conversion in direct MCP proxy scenarios.

2.1.13

2025-10-24

• WAF integration now supports the remote xagent mode.

• Optimized the plugin rebuild logic.

• Optimized K8s service source initialization to prevent issues with many namespaces.

• Fixed 503 errors during secret rotation for K8s service sources.

2.1.12

2025-09-19

• Fixed fallback request log fields displaying incorrectly.

• Optimized overall memory usage.

• Improved configuration application speed for large numbers of domains.

2.1.11

2025-08-21

• Added support for using Nacos to assemble MCP tools.

• Added support for using user-provided KMS instances to store encrypted credentials.

2.1.10

2025-08-13

• Added support for passive health checks.

• Added support for configuring a time-to-first-byte timeout for LLM API streaming scenarios.

• Fixed a compatibility issue introduced in the previous version.

2.1.9

2025-08-11

• Optimized the route configuration push mechanism to prevent routing failures caused by configuration errors.

• Optimized memory usage for Wasm plugins during frequent configuration updates to improve plugin stability.

• Improved Lua plugin security by disabling high-risk operations such as loadlib.

• Fixed unexpected exits of the WAF integration module in certain edge cases.

2.1.8

2025-07-08

Optimized auto-scaling and reduced resource overhead when many plugins are enabled.

2.1.7

2025-07-03

• Added seamless WebSocket connection draining.

• Added support for the graceful shutdown feature of Open Kruise Game.

2.1.6

2025-06-12

Added support for MCP server proxy.

2.1.5

2025-05-29

• Added support for REST API to MCP.

• Optimized the rate limiting scope in Ingress configurations.

2.1.4

2025-05-08

Added support for MCP.