AI Model Watch
Models / Anthropic

Claude Sonnet 4

Retired

RETIRED June 15, 2026 on Anthropic-operated platforms (deprecated April 14, 2026); pricing page notes still available on Bedrock and Google Cloud. Recommended replacement claude-sonnet-4-6. API ID claude-sonnet-4-20250514. Pricing $3 in / $15 out; 5m cache $3.75, 1h cache $6, cache hits $0.30/MTok; Batch $1.50/$7.50. Snapshot 20250514 implies May 14, 2025 release. Context window and max output not in current overview tables -> null (not corroborated on current pages).

Lifecycle warning

This model has been retired. Scheduled shutdown: 15 Jun 2026. Recommended migration: Claude Sonnet 4.6.

Provider
Anthropic
Status
Retired
Input price
$3 / 1M tokens
Output price
$15 / 1M tokens
Cached input
$0.3 / 1M tokens
Blended price
$6 / 1M tokens
Context window
—
Max output
—
Modality
text, image, vision
Knowledge cutoff
—
Released
—
API string
claude-sonnet-4-20250514

Source: Anthropic official documentation ↗

See also

Compare Claude Sonnet 4 with…

Claude Sonnet 4 vs Claude Opus 4.8→

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Claude Sonnet 4 vs Claude Opus 4.6→

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Claude Sonnet 4 vs Claude Opus 4.5→

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