> For the complete documentation index, see [llms.txt](https://docs.arkain.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.arkain.io/user-guide/arkain-ai/supported-models.md).

# Supported Models

## Supported Models

This guide provides a detailed breakdown of credit costs for each **Large Language Models (LLMs)**. Prices are based on a **per-token system**, differentiating between input and output. Refer to the table below for a comprehensive overview of pricing.

***

## Credits amount by LLMs <a href="#credit-amount-by-resource" id="credit-amount-by-resource"></a>

<table><thead><tr><th width="169">Model</th><th>1 token Output (Credit)</th><th>1 token Input (Credit)</th><th>Cache Write (Credit)</th><th>Cache Read (Credit)</th></tr></thead><tbody><tr><td>claude-sonnet-4.6<br>(default)</td><td>0.001200</td><td>0.000240</td><td>0.000300</td><td>0.0000240</td></tr><tr><td>claude-sonnet-4.5</td><td>0.001200</td><td>0.000240</td><td>0.000300</td><td>0.0000240</td></tr><tr><td>claude-haiku-4.5<br></td><td>0.000400</td><td>0.000080</td><td>0.000100</td><td>0.0000080</td></tr><tr><td>claude-opus-4.5</td><td>0.002000</td><td>0.000400</td><td>0.000500</td><td>0.0000400</td></tr><tr><td>gpt-5-mini</td><td>0.000160</td><td>0.000020</td><td>-</td><td>0.0000020</td></tr><tr><td>gpt-5-nano</td><td>0.000032</td><td>0.000004</td><td>-</td><td>0.0000004</td></tr><tr><td>gpt-5.2</td><td>0.001120</td><td>0.000140</td><td>-</td><td>0.0000140</td></tr><tr><td>gemini-3-pro</td><td>0.000960</td><td>0.000160</td><td>-</td><td>0.0000016</td></tr></tbody></table>

***