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AI Release Tracker

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Release Tracker

Key milestones in AI history · updated weekly

July 2026

starGemini 3.6 Flash, 3.5 Flash-Lite & 3.5 Flash Cyber

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Released July 21. Gemini 3.6 Flash is the new workhorse — up to 17% fewer output tokens and fewer tool calls per task than 3.5 Flash, $1.50/$7.50 per 1M. 3.5 Flash-Lite targets high-throughput/low-latency work at $0.30/$2.50. 3.5 Flash Cyber is tuned for agentic workloads. Google also teased Gemini 4.

July 2026

starKimi K3

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Released July 16 — 2.8T-parameter open-weight MoE, 1M-token context, native vision, full weights due July 27. Moonshot claims it competes with Claude Fable 5 and beats Opus 4.8 and GPT-5.6 Sol; the largest open-weight model to date, triggering a market reaction compared to the original DeepSeek shock.

Moonshot AIopen_in_new
July 2026

starGrok 4.5

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First release under the new SpaceXAI brand (post SpaceX merger), built for coding and agentic work. Released July 8. 500K context, $2/$6 per 1M, roughly 2x more token-efficient than comparable frontier models.

SpaceXAI

GPT-Live-1

multimodal

Full-duplex voice models (GPT-Live-1 + mini) that listen and speak simultaneously for natural, interruptible conversation. Released July 8, now default for ChatGPT Voice.

OpenAI
July 2026

starGPT-5.6 (Sol, Terra, Luna)

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Three-tier GPT-5.6 family released July 1: Sol (flagship reasoning, $5/$30 per 1M), Terra ($2.50/$15) and Luna (fast, $1/$6) — all with a 1M-token context window.

OpenAI
June 2026

starClaude Sonnet 5

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Anthropic's most agentic Sonnet yet, near-Opus performance at lower cost. Released June 30, $2/$10 per 1M intro pricing (through Aug 31), then $3/$15. Default model for free and Pro plans.

Anthropic

starClaude Fable 5

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

Anthropic

Gemini 3.5 Pro (announced)

multimodal

Announced at Google I/O 2026, delayed past a rumored July 17 relaunch target — still unreleased as of late July, limited to a Vertex AI preview. August GA window now rumored. Slated to power Google AI Mode in Search.

Google

Siri AI (Apple WWDC 2026)

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

Apple

Microsoft MAI-Thinking-1

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

Microsoft
May 2026

starGemini 3.5 Flash

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

Google
April 2026

starGPT-5.5

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

OpenAI

Grok 4.3

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xAI flagship released April 17 (full API rollout April 30). $1.25/$2.50 per 1M — frontier quality at mid-tier price. 1M context, native video input.

xAI

starDeepSeek V4 Pro

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1.6T parameter MoE (49B active), MIT license, 1M context, $0.435/$0.87 per 1M. First OSS model at near-frontier level.

DeepSeek
March 2026

GPT-5.4

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Released March 5 — flagship refresh between GPT-5 and GPT-5.5.

OpenAI
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

Claude Sonnet 4.6

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Released Feb 17 — the workhorse Sonnet tier that preceded Sonnet 5.

Anthropic

Qwen 3.5 Family

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Open-weight family topped by a 397B (17B active) flagship with smaller variants. Strongest OSS reasoning line. 256K native context.

Alibaba