Anthropic

Claude Sonnet 5 & Haiku 4.5

Generally Available

The balanced and fast tiers of the Claude family. Sonnet 5 (June 30, 2026) pairs near-flagship capability with speed and a 1M-token context window; Haiku 4.5 is the fastest tier with near-frontier intelligence for high-volume, latency-sensitive workloads.

Latest update Jul 4, 2026

Claude Sonnet 5 & Haiku 4.5

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Current status

Both generally available across Claude plans, Claude Code and the Claude Platform. Sonnet 5 carries introductory pricing of $2/$10 per MTok through August 31, 2026.

02

Specifications2

Sonnet 5 Pricing
$3 / input, $15 / output MTok (1M context)
Haiku 4.5 Pricing
$1 / input, $5 / output MTok (200K context)

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