anthropic
Anthropic: Claude Sonnet 4.5 (batch) API Pricing
Anthropic: Claude Sonnet 4.5 (batch) costs $1.50 per 1M input tokens and $7.50 per 1M output tokens (cache reads: $0.150). Context window: 1M. Prices verified 2026-08-23 · source
Input / 1M tokens
$1.50
Output / 1M tokens
$7.50
Context window
1M
Max output
64K
What would Anthropic: Claude Sonnet 4.5 (batch) cost you per month?
| Workload | Requests/mo | Avg tokens (in/out) | Est. monthly cost |
|---|---|---|---|
| Light chatbot | 10,000 | 800 / 400 | $42.00 |
| Coding agent | 5,000 | 8,000 / 2,000 | $135.00 |
| RAG pipeline | 30,000 | 4,000 / 500 | $292.50 |
| Doc summarizer | 2,000 | 20,000 / 1,000 | $75.00 |
Estimates use list prices without prompt caching. Caching can cut input cost by up to 90% on repeated context.
About Anthropic: Claude Sonnet 4.5 (batch)
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
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Official resources
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