Anthropic API

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Call Claude models from your own code to build AI applications, agents, and automations.
SummaryFeaturesPricingCompetitors71How to use

Plans and pricing

  • Pay as you go

    Price not listed

    Pay per million tokens, for example Sonnet 5.5 at $2 input and $10 output, Opus 5.5 at $4 and $20, Haiku 4.5 at $1 and $5; batch is 50% off.

  • Enterprise

    Price not listed

    Custom rate limits, volume discounts and invoicing through sales.

Prices as Anthropic API lists them. Vendors change prices often; the final price is on their site.