Claude Sonnet 5
Last verified: July 1, 2026$3.00/1M input · $15.00/1M output · 1.0M context · Anthropic
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Pricing Details
AnthropicAnthropic mid-tier flagship, launched June 30. Standard tier $3/$15 shown; introductory pricing of $2/$10 runs through Aug 31, 2026, then standard $3/$15 from Sept 1. Cache hit: $0.30/MTok (standard), $0.20 (intro). Cache write (5min/1hr): $3.75/$6 standard. Batch: $1.50/$7.50 standard. Full 1M context at standard pricing, no long-context surcharge. Max output 128K (300K on Batch beta). New tokenizer (shared with Opus 4.7+, Fable 5, Mythos 5): ~30% more tokens for the same text vs Sonnet 4.6 (1.0-1.35x by content). GDPval-AA v2 Elo 1618 (statistically tied with Opus 4.8's 1615), SWE-bench Verified 85.2, SWE-bench Pro 63.2, Terminal-Bench 2.1 80.4. API ID: claude-sonnet-5.
Input / 1M tokens
$3
Output / 1M tokens
$15
Context Window
1.0M
Max Output
128K
Price History
Launched at current price on 2026-06-30. No price changes recorded.
Frequently Asked Questions
Common questions about Claude Sonnet 5 pricing and usage