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Anthropic · mid

Claude Sonnet 4.6: API pricing 2026

Prior-generation Anthropic mid tier at $3/$15, still listed on claude.com. The current mid tier is Sonnet 5 at $2/$10 — cheaper and more capable — so prefer it for new builds.

Input $/M tokens
$3.00
Output $/M tokens
$15.00
Cost / task
$0.0240
3k in + 1k out
Tier
mid
Anthropic

Cost at common task volumes

1,000 tasks / yr$24.00
10,000 tasks / yr$240
100,000 tasks / yr$2,400
1,000,000 tasks / yr$24,000

Token shape: 3,000 input + 1,000 output per task. No prompt caching. Real cost varies with your actual prompt shape.

Source

↗ https://claude.com/pricing

Verified 2026-09-15.

Compare with other LLMs
Claude Opus 5$0.0400Claude Sonnet 5$0.0160Claude Haiku 4.5$0.0080Claude Opus 4.8$0.0400OpenAI GPT-5.6 Sol$0.0450OpenAI GPT-5.6 Terra$0.0180OpenAI GPT-5.6 Luna$0.0018Gemini 2.5 Flash$0.0034Gemini 2.5 Flash-Lite$0.0007Grok 4.3$0.0063