Question 1

What is the cost of GPT-6 Astra by Opper?

Accepted Answer

GPT-6 Astra by Opper costs $10.00 per 1M input tokens and $50.00 per 1M output tokens. Cached reads cost $1.00 per 1M tokens. Cache writes cost $12.50 per 1M tokens.

Question 2

What is the context window of GPT-6 Astra by Opper?

Accepted Answer

GPT-6 Astra by Opper has a context window of 1.1M tokens. It supports up to 922K input tokens and can generate up to 128K output tokens.

Question 3

What are the capabilities of GPT-6 Astra by Opper?

Accepted Answer

GPT-6 Astra by Opper supports advanced reasoning, tool calling/function calling, structured output, file attachments. It has closed weights.

Question 4

What input and output types does GPT-6 Astra support?

Accepted Answer

GPT-6 Astra by Opper accepts text, image as input and can generate text as output.

Question 5

Does GPT-6 Astra by Opper support reasoning?

Accepted Answer

Yes, GPT-6 Astra by Opper supports advanced reasoning capabilities.

Question 6

Is GPT-6 Astra by Opper open source?

Accepted Answer

No, GPT-6 Astra by Opper has closed weights. The model is only available through the Opper API.

Question 7

Does GPT-6 Astra support function calling?

Accepted Answer

Yes, GPT-6 Astra by Opper supports tool calling (also known as function calling), allowing it to interact with external tools and APIs during conversations.

Question 8

What is the knowledge cutoff date for GPT-6 Astra?

Accepted Answer

GPT-6 Astra by Opper has a knowledge cutoff date of 2026-04-30. This means the model was trained on data available up until that date.

GPT-6 Astra API

Input Modalities

Output Modalities

Standard (per 1M tokens)

Caching (per 1M tokens)