Anthropic

Claude Sonnet 4.6

claude-sonnet-4-6

The previous Sonnet. Same sticker price as Sonnet 5 but an older tokenizer, so a given prompt costs less in practice.

Rate card · USD per million tokens

Input
$3.00
Output
$15.00
Cached input
$0.30
Context
1M
Max output
128K

What that looks like on a real month

25,000 requests, 8,000 input and 800 output tokens each, half the input served from cache:

$630.00/month

$330.00 input · $300.00 output · $0.025 per request

Price your own workload

Details

  • Provider Anthropic
  • API model ID claude-sonnet-4-6
  • Tier balanced
  • Extended reasoning Yes
  • Image input Yes
  • Price verified24 June 2026 · source ↗