Use case
GPT-6 Astra tool calling
tool calling notes for gpt-6-astra: the rate card, a worked volume, and when to send this ID. A sample of 1 million input tokens plus 200 thousand output tokens is about $4.00 on corouter (input $2.00, output $2.00).
Tool definitions count as input
Tool JSON schemas count toward input tokens. Input for gpt-6-astra is $2.00. More tools and longer schemas raise the input bill. The output rate does not change.
GPT-6 Astra is the highest standard list rate in the GPT rows here. Send gpt-6-astra when the task is worth that output rate and you want the 1.05M window with image input.
Set it next to a lower output rate
GPT-6 Astra (gpt-6-astra) lists at $10.00 input and $50.00 output per million tokens. corouter bills $2.00 input and $10.00 output. Context is 1.1M.
A sample of 1 million input tokens plus 200 thousand output tokens is about $4.00 on corouter (input $2.00, output $2.00).
Questions
- Which model ID should the request send?
- Send gpt-6-astra. Do not put a different name in the model field.
- What is the minimum top-up?
- Prepaid credits, $5 minimum top-up, no subscription tier.

