Model Families

The major AI model families, from the developers own pages.

108 entries, all primary-sourced
model May 29, 2024

Codestral

Mistral AI's first code model, a 22B open-weight system trained on more than 80 programming languages.

model June 17, 2024

Runway Gen-3 Alpha

Runway's 2024 video model that improved fidelity and motion over Gen-2 and was framed as a step toward general world models.

model November 14, 2024

Evo (DNA foundation models)

Arc Institute's family of genomic foundation models that read and generate DNA, RNA, and protein sequences from raw nucleotides.

model May 28, 2026

Claude Opus 4.8

Anthropic's May 2026 flagship, an Opus 4.7 upgrade with sharper agentic judgment, faster fast mode, and dynamic workflows.

model May 31, 2026

NVIDIA Cosmos 3

NVIDIA's open foundation model for physical AI that unifies vision reasoning, world generation, and action across robots and vehicles.

model June 30, 2026

Anthropic releases Claude Sonnet 5

Anthropic's June 30, 2026 midsize model nears Opus 4.8 on agentic tasks at a fraction of the cost, default for Free and Pro users.

model July 24, 2026

Anthropic releases Claude Opus 5

Anthropic released Claude Opus 5 on July 24, 2026, holding Opus 4.8 pricing while claiming Fable 5 intelligence at half the cost per task.

model September 2, 2026

Meta released Muse Spark 1.3

Meta released Muse Spark 1.3, an agentic coding model using about 20 percent fewer tool calls than Muse Spark 1.2.

model September 3, 2026

OpenAI released GPT-6 Astra

OpenAI launched GPT-6 Astra, reporting 98 percent on FrontierMath Tier 4 and a perfect 100 percent on ExploitBench.

model September 22, 2026

Anthropic released Claude Opus 5.5

Anthropic released Claude Opus 5.5, which it says performs at Fable 5.1 level on most work and costs 40 percent less to run than Opus 5.

model September 28, 2026

Anthropic released Claude Sonnet 5.5

Anthropic released Claude Sonnet 5.5, saying it runs 30%+ faster than Sonnet 5 and costs up to 30% less per task at the same token prices.