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Release Tracker

Key milestones in AI history · newest first

June 2026

starGemini 2.5 Pro Deep Think

llm

Google's most capable reasoning model ever. Dropped June 22 — leads multiple benchmarks.

Google

starClaude Fable 5

llm

Anthropic's new frontier tier above Opus. 1M context, 80.3% SWE-bench Pro, $10/$50 per 1M. Free on Pro/Max through June 22.

Anthropic

Gemini 3.5 Pro (preview)

multimodal

Announced at Google I/O 2026. Limited Vertex preview, GA imminent. Powers Google AI Mode in Search.

Google

Siri AI (Apple WWDC 2026)

llm

Apple rebuilt Siri with generative AI powered by Google Gemini models. Announced at WWDC June 8.

Apple

Microsoft MAI-Thinking-1

llm

Microsoft's first in-house reasoning model family, reducing strategic dependence on OpenAI.

Microsoft
May 2026

starGemini 3.5 Flash

llm

Fast, multimodal, 1M context. Powers Google AI Mode in Search. Announced at I/O 2026 May 19.

Google
April 2026

starGPT-5.5

llm

Released April 23. $5/$30 per 1M tokens, ~1M context. Neck-and-neck with Claude Opus on coding.

OpenAI

Grok 4.3

llm

xAI flagship released April 30. $1.25/$2.50 per 1M — frontier quality at mid-tier price. 1M context, native video input.

xAI

starDeepSeek V4 Pro

llm

1.6T parameter MoE, MIT license, 1M context, $1.74/$3.48 per 1M. First OSS model at near-frontier level.

DeepSeek
February 2026

starGemini 3.1 Pro

multimodal

Released Feb 19. Tops 13/16 benchmarks: 94.3% GPQA Diamond, 80.6% SWE-bench. $2/$12 — 7.5x cheaper than GPT-5.4.

Google

Qwen 3.5 Family

llm

Open-weight 235B and smaller models. Strongest OSS reasoning — leads GPQA Diamond and AIME. 262K native context.

Alibaba
December 2025

DeepSeek V3.2

llm

Final V3 iteration — MIT-licensed MoE model matching GPT-4 class at <$0.30/1M input. Massive OSS milestone.

DeepSeek
August 2025

Grok-2.5 (open weights)

llm

xAI open-sourced Grok-2.5 weights — strong performance for an open model at this scale.

xAI
April 2025

starLlama 4 (Scout + Maverick)

llm

Scout: 10M context at 2600 t/s. Maverick: 109B MoE, 17B active, 85.5% MMLU. New OSS baseline.

Meta