Know what your AI API will cost before you ship.

Turn token pricing into a clear monthly estimate. Compare input, cached input, and output costs with the formula visible.

Read the methodology
Source-aware pricing Dated verification Transparent math
Pricing verified against the official source on Jul 31, 2026.

Usage

Describe your workload

USD per 1M tokens
Input
$2.00
Cached
$0.2
Output
$10.00

Estimated cost

Verified
$174.75per month
Per request$0.0117
Per day$5.83

Monthly breakdown

Standard input$52.50
Cached input$2.25
Output$120.00

Excludes platform fees, taxes, tools, storage, and provider-specific tier rules.

Model pages

One source-aware calculator per model.

Browse all models
Anthropic

Claude Sonnet 5

Verified

Anthropic's balanced Claude model, using its current limited-time first-party API price.

Input
$2.00
Cached
$0.20
Output
$10.00
Open calculator
Google

Gemini 3.6 Flash

Verified

Google's current Flash model, calculated with the Gemini Developer API standard paid tier.

Input
$1.50
Cached
$0.15
Output
$7.50
Open calculator
OpenAI

GPT-5.6 Terra

Verified

OpenAI's balanced model for performance-sensitive, high-throughput production workloads.

Input
$2.00
Cached
$0.20
Output
$12.00
Open calculator

How estimates are built

Official unit price in. Auditable monthly cost out.

  1. 01
    Verify

    Record the official source, effective date, and pricing unit.

  2. 02
    Calculate

    Keep input, cached input, and output costs separate.

  3. 03
    Review

    Show exclusions and the date the source was last checked.