Anthropic · API pricing

Claude Sonnet 5.5 API pricing

Claude Sonnet 5.5 costs $2.00 per million input tokens and $10.00 per million output tokens on Anthropic's standard tier, and cached input is $0.10. Checked against the official pricing page on October 12, 2026.

Input / 1M$2.00
Cached input / 1M$0.10
Output / 1M$10.00
Context window1M

What Claude Sonnet 5.5 costs for common workloads

WorkloadMonthly costRank of 20
Support chatbot
60,000 requests · 1,500 in / 300 out
$360#14
Document summaries
20,000 requests · 6,000 in / 400 out
$320#14
Coding assistant
30,000 requests · 4,000 in / 800 out
$480#14
RAG search
100,000 requests · 2,500 in / 250 out
$750#14

Price it for your own workload

Compared against similar models from other providers.

Start from a use case

1,000 tokens is about 750 English words. Input includes your system prompt, chat history and any retrieved documents.

Gemini 3.8 Flash
GoogleCheapest
$135 /mo
Gemini 3.6 Flash
GoogleCheapest
$135 /mo
Grok 4.3
xAI
$158 /mo
Claude Sonnet 5.5
Anthropic
$360 /mo
GPT-6.1 Sol
OpenAI
$360 /mo

Compare Claude Sonnet 5.5