SummitGovOnline

AI Release Timeline

Track model launches, capability updates, pricing changes, and benchmark milestones across the AI industry.

2026

A

Claude Sonnet 4.5

Pricing Update

Anthropic

Initial pricing set at $3.00/M input and $15.00/M output tokens.

A

Claude Opus 4.1

Pricing Update

Anthropic

Initial pricing set at $15.00/M input and $75.00/M output tokens.

AI Release Timeline | SummitGovOnline