# Changelog

## Changelog, page 18

27 July27 Jul

- ## eve adds new Slack event hooks and session controls

    Agents can now reply in threads without repeated mentions, cancel or reset a conversation, and react to any event your Slack app subscribes to.

    Andrew BarbaSoftware Engineer

    [Learn more](/changelog/eve-adds-new-slack-event-hooks-and-session-controls)

- ## WebSocket support for OpenAI Responses API live on AI Gateway

    AI Gateway now supports WebSocket mode for the OpenAI Responses API, with persistent connections, previous\_response\_id continuation, and realtime voice sessions.

    Kevin Dawkins, Jerilyn Zheng

    [Learn more](/changelog/websocket-support-for-openai-responses-api-live-on-ai-gateway)

- ## Nuxt July 2026 security advisory

    Nuxt 4.5.1 and 3.21.10 fix eight security advisories. Deployments on Vercel are automatically protected, but upgrading is still required.

    Daniel Roe, Sage Abraham

    [Learn more](/changelog/nuxt-july-2026-security-advisory)

- ## Kimi K3 and Kimi K3 Fast with ZDR and US-based providers now on AI Gateway

    Kimi K3 and Kimi K3 Fast from Moonshot AI are now available on AI Gateway with Zero Data Retention, served by US-based providers including Baseten and Fireworks, with automatic failover for higher uptime and a faster serving path for lower latency.

    Jerilyn ZhengProduct, AI Gateway

    [Learn more](/changelog/kimi-k3-and-kimi-k3-fast-on-ai-gateway)

24 July24 Jul

- ## Vercel WAF for Blob is now in beta

    Protect Vercel Blob stores with WAF rules. Deny, challenge, and rate limit blob traffic with no changes to your code.

    Agustin Falco, Can Temizyurek

    [Learn more](/changelog/vercel-waf-for-blob-is-now-in-beta)

- ## Workflow steps now support extended function durations

    Workflows on Vercel can now use the extended function duration per plan, allowing workflow steps to execute for up to 30 minutes

    Elliot DauberSoftware Engineer

    [Learn more](/changelog/workflow-steps-now-support-extended-function-durations)

- ## Claude Opus 5 now available on AI Gateway

    Claude Opus 5 from Anthropic is available on AI Gateway with BYOK support, no markup on provider pricing, high rate limits, and automatic failover, across all API formats. ---

    Rohan Taneja, Sam Chitgopekar, and 1 other

    [Learn more](/changelog/claude-opus-5-now-available-on-ai-gateway)

23 July23 Jul

- ## WebSocket support is now available for Python Functions

    Vercel Functions written in Python can now accept WebSocket connections, enabling bidirectional communication between clients and server-side code on Vercel.

    Fantix King, Greg Schofield, and 1 other

    [Learn more](/changelog/websocket-support-is-now-available-for-python-functions)