New AI tool releases (October 2026)

Notable AI launches from October 2026, each with its official source. If we couldn't verify the date, it's not here. Updated .

Chat

Kimi K3.1 Pro

Moonshot AI

First model in the K3.1 series, plus a Highspeed variant. Moonshot describes a 3T-class open-weight model with a 1M-token context, tuned for coding and agentic work.

Official source ↗
Agents

Claude Duet (research preview)

Anthropic

A new app where Claude works as a proactive agent: surfaces what needs your attention, keeps working in the background and asks before acting. Waitlisted preview for US Pro and Max users.

Official source ↗
Voice & music

Voxtral 3

Mistral

Speech-to-text and text-to-speech model family with a voice-agent SDK, via Mistral's EU-hosted API or self-deployment.

Official source ↗
Voice & music

Grok Voice 3.0

xAI

New speech-to-speech model behind xAI's Voice Agent API; the grok-voice-latest alias now points to 3.0.

Official source ↗
Chat

Gemini 4 Argon (broader access)

Google

Long-horizon reasoning model for software engineering and knowledge work, now in the paid Gemini API, Android Studio, and for eligible Gemini subscribers.

Official source ↗

Claude Haiku 5.5

Anthropic

Anthropic's cheapest, fastest small model, for high-volume tasks and coding subagents, with an adjustable effort setting.

Official source ↗
Image

Nano Banana 2.1

Google

Image generation and editing model in the Gemini 3 family, shipping across Gemini, AI Studio, the API, Flow and Stitch, at about half the API price of Nano Banana 2.

Official source ↗
Image

Comfy Agent

Comfy Org

An agent inside Comfy Cloud that plans, builds, runs and fixes ComfyUI workflows on your canvas. Now available to everyone in Comfy Cloud.

Official source ↗

OpenAI discontinued the Sora app on Apr 26, 2026 and the Sora API on Sep 24, 2026, so it is not listed.

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