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Claude Sonnet 4.5 pricing

Anthropic · 1,000,000 token context · source OpenRouter, 2026-10-29

Estimated monthly cost

Input / 1M tokens$3
Output / 1M tokens$15
Cached input / 1M$0.3
Price sourceOpenRouter
WorkloadPer month (30d)
Chatbot (1k chats/day)$207.00
RAG Q&A (500 queries/day)$270.00
Coding agent (50 tasks/day, 15 steps)$1856.25
Research agent (100 tasks/day, 10 steps)$1170.00

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