2026 AI Model Timeline
> January
Jan 27 · Kimi K2.5: Adds vision capabilities and stronger agent workflows.
> February
Feb 5 · GPT-5.3-Codex: Built for longer coding tasks.
Feb 12 · GPT-5.3-Codex-Spark: A faster coding model launched in research preview.
Feb 12 · MiniMax M2.5: Focuses on coding, tool use, and office work.
Feb 14 · Seed 2.0: ByteDance’s next model generation.
Feb 16 · Qwen3.5-Plus: A multimodal model built with agents in mind.
Feb 17 · Claude Sonnet 4.6: Improves coding and multi-step work.
Feb 19 · Gemini 3.1 Pro: Upgrades reasoning for harder problems.
> March
Mar 3 · Gemini 3.1 Flash-Lite: A faster, cheaper model launched in preview.
Mar 5 · GPT-5.4 and GPT-5.4 Pro: OpenAI updates its reasoning models.
Mar 10 · Nemotron 3 Super: NVIDIA’s open model for agents.
Mar 16 · Mistral Small 4: Brings chat, reasoning, coding, and vision into one model.
Mar 16 · Leanstral: Helps write and verify proofs in Lean 4.
Mar 17 · GPT-5.4 mini and nano: Smaller options for faster, cheaper tasks.
Mar 18 · MiniMax M2.7: Improves coding, agents, and document work.
Mar 23 · Voxtral TTS: Mistral’s text-to-speech model.
Mar 26 · Cohere Transcribe: Cohere’s open speech recognition model.
> April
Apr 2 · Gemma 4: Google releases its next family of open models.
Apr 2 · Qwen3.6-Plus: Upgrades coding and agent capabilities.
Apr 16 · Claude Opus 4.7: Improves coding and complex, multi-step tasks.
Apr 17 · Qwen3.6-Flash: A faster model that also takes image input.
Apr 20 · Kimi K2.6: Improves coding and long-running agent tasks.
Apr 23 · GPT-5.5 and GPT-5.5 Pro: OpenAI’s next flagship models.
Apr 23 · Grok Voice Think Fast 1.0: A voice model built for voice agents.
Apr 24 · DeepSeek-V4-Pro and V4-Flash: Preview releases with 1M-token context windows.
Apr 28 · Mistral Medium 3.5: A multimodal model for coding and agents.
Apr 28 · Nemotron 3 Nano Omni: An open model that handles text, images, audio, and video.
> May
May 5 · GPT-5.5 Instant: Becomes ChatGPT’s new default model for everyday conversations.
May 19 · Gemini 3.5 Flash: A fast model for coding and agents.
May 19 · Gemini Omni Flash: The first Omni model, turning different kinds of input into video.
May 19 · Grok Build 0.1: Enters early access. Its API public beta follows on May 29.
May 20 · Qwen3.7-Max: Alibaba announces a model for agents and long-running work.
May 20 · Command A+: Cohere’s open model for enterprise use.
May 28 · Claude Opus 4.8: Improves coding and tool use.
May 31 · Qwen3.7-Plus: Upgrades vision and agent capabilities.
> June
Jun 1 · MiniMax M3: An open model for coding, agents, and multimodal input.
Jun 2 · MAI-Thinking-1: Microsoft’s in-house reasoning model.
Jun 2 · MAI-Image-2.5 and Image-2.5 Flash: Microsoft’s new image models.
Jun 3 · Gemma 4 12B: A midsize model designed to run on laptops.
Jun 3 · Grok Imagine Video 1.5: Enters API preview, then reaches general availability on Jun 16.
Jun 4 · Nemotron 3 Ultra: NVIDIA’s open model for long-running agents.
Jun 9 · Claude Fable 5: Anthropic’s model for coding and knowledge work.
Jun 9 · Claude Mythos 5: A specialized model limited to vetted partners.
Jun 9 · North Mini Code: Cohere’s first coding model.
Jun 12 · Kimi K2.7 Code: A new open coding model.
Jun 23 · Mistral OCR 4: Improves document reading and structure extraction.
Jun 26 · GPT-5.6 Sol, Terra, and Luna: Announced in limited preview; broader release follows on Jul 9.
Jun 30 · Claude Sonnet 5: Focuses on planning and tool use.
Jun 30 · Leanstral 1.5: Updates Mistral’s Lean 4 proof model.
> July
Jul 8 · Grok 4.5: Arrives on the API. xAI publishes its product launch post on Jul 16.
Jul 8 · Robostral Navigate: Mistral’s model for robot navigation.
Jul 16 · Kimi K3: A 2.8T-parameter model with vision capabilities.
Jul 19 · Qwen3.8-Max: Enters preview. Alibaba announces the full release on Aug 3.
Jul 21 · Gemini 3.6 Flash: Improves coding and multimodal work.
Jul 21 · Gemini 3.5 Flash-Lite and Flash Cyber: One targets lower costs; the other targets cybersecurity.
Jul 24 · Claude Opus 5: Anthropic’s next Opus generation.
Jul 29 · Grok Voice Think Fast 2.0: Improves reasoning and tool use in voice conversations.
Jul 31 · MiniMax H3: Generates video with audio from multimodal inputs.
> August
Aug 7 · Grok Imagine Image 2.0: xAI’s new image generation and editing model.
Aug 11 · Nemotron 3.5 Lightning: A smaller open model for steps inside agent workflows.
Aug 12 · Grok 4.6: The next Grok model lands on the API.
Aug 13 · Gemini 3.7 Flash: Upgrades Google’s Flash line for agent tasks.
Aug 13 · MiniMax Music 3.0: Generates a complete song from a concept and optional lyrics.
Aug 21 · DeepSeek-V4-Flash-Vision-Exp: An experimental V4 Flash model with image input.
Aug 26 · Gemini 3.5 Transcribe: Google’s speech-to-text model.
> September
Sep 1 · Claude Fable 5.1 and Mythos 5.1: Two versions of the same underlying model. Mythos access remains restricted.
Sep 2 · Gemini 3.8 Flash and Flash Cyber: Upgrade reasoning, coding, and cybersecurity capabilities.
Sep 3 · GPT-6 Astra: OpenAI’s most capable model at launch.
Sep 10 · DeepSeek V4.1 Flash: A new Flash model with multimodal input.
Sep 10 · North Small Translate: Cohere’s open translation model.
Sep 15 · Gemini 3.8 Live and Live Extended Thinking: Two real-time voice conversation models.
Sep 17 · Grok Voice Transcribe 2.0: Arrives on the API. xAI’s launch post follows on Sep 18.
Sep 21 · Grok 4.7: A new Grok model for coding and knowledge work.
Sep 22 · Claude Opus 5.5: Anthropic’s latest Opus model for demanding tasks.
Sep 22 · GPT-6 Sol and Luna: Two GPT-6 options with different balances of capability, speed, and cost.
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