Models › Anthropic

Anthropic API pricing

Claude Opus 5.
$5.00 in. $25.00 out.

Input / 1M$5.00
Cached input / 1M$0.50
Output / 1M$25.00
Context1M

Full 1M context at standard pricing.

Source: Anthropic official pricing · checked Oct 20, 2026

What it costs per month.

1,000 input and 500 output tokens per request, no caching.

VolumeMonthly cost
1K requests$17.50
100K requests$1,750.00
1M requests$17,500.00

Try your own numbers

Similar models.

OpenAI

GPT-5.5

$5.00 in · $30.00 out
Anthropic

Claude Opus 5.5

$4.00 in · $20.00 out
Google Gemini

Gemini 3.1 Pro Preview

$2.00 in · $12.00 out