Artificial intelligence · 2023

Claude

Anthropic's first public assistant, trained with Constitutional AI.

Anthropic released Claude and Claude Instant in March 2023. In May it expanded the context window to 100,000 tokens, enough to read a novel in one prompt, far beyond the models of the time.

See it in the living tree Wikipedia

Arcs above join it to what it stood on, arcs below to what it led to. The bar places this stretch on the tree's whole timeline.

What it built on 2

Constitutional AI 2022
InstructGPT 2022

What it led to 1

Claude 2 2023

Related measurements

The dashed line marks when it first worked.

Best AI score on GPQA Diamond Latest: 95.8 % correct (2026) Source: Epoch AI, Capabilities & benchmarking (benchmark_data.zip, gpqa_diamond.csv); Anthropic: Claude 3 public launch (March 4, 2024)

Training compute of notable AI models Source: Epoch AI, Notable AI Models (CC BY 4.0)