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OpenAI: GPT-6 Sol API Pricing

OpenAI: GPT-6 Sol is an API model from openai. It costs $2 per 1M input tokens and $10 per 1M output tokens, with cached input at $0.2. Its context window is 1,050,000 tokens with up to 128,000 output tokens. A workload of 10M input + 2M output tokens costs about $40 per month. The official openai list price is $2 input / $10 output per 1M tokens, which matches the catalog price tracked here.
Input
$2
per 1M tokens
Output
$10
per 1M tokens
Cached input
$0.2
per 1M tokens
Context window
1.05M
1,050,000 tokens
Blended (80/20)
$3.6
per 1M tokens

GPT-6 Sol is the cost-efficient high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra and above the fast GPT-6 Luna tier. It is suited for demanding professional...

How much does OpenAI: GPT-6 Sol cost for a real workload?

At 10M input + 2M output tokens per month, OpenAI: GPT-6 Sol costs about $40 ($20 input + $20 output). Try your own volumes in the cost calculator.

What is the official OpenAI: GPT-6 Sol price?

Official (openai)Catalog (OpenRouter)
Input /1M$2$2
Output /1M$10$10
Cached input /1M$0.2$0.2

✓ Matches the official list price. Source: openai official pricing page, checked 2026-10-21.

What are cheaper alternatives to OpenAI: GPT-6 Sol?

Compare OpenAI: GPT-6 Sol with other models

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Frequently asked questions

How much does OpenAI: GPT-6 Sol cost?

OpenAI: GPT-6 Sol costs $2 per 1M input tokens and $10 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $40.

What is the context window of OpenAI: GPT-6 Sol?

OpenAI: GPT-6 Sol has a context window of 1,050,000 tokens and can return up to 128,000 output tokens per response.

What are cheaper alternatives to OpenAI: GPT-6 Sol?

Cheaper models include Z.ai: GLM 5.3 Prime ($2.8 in / $8.8 out), OpenAI: GPT-5.1-Codex-Max ($1.25 in / $10 out), OpenAI: GPT-5.1 ($1.25 in / $10 out). See the full list on this page.

Is OpenAI: GPT-6 Sol free to use?

No. OpenAI: GPT-6 Sol is a paid model at $2 input / $10 output per 1M tokens. 21 free models are listed on the free models page.

What is the official price of OpenAI: GPT-6 Sol?

On openai's official pricing page (checked 2026-10-21), OpenAI: GPT-6 Sol is listed at $2 per 1M input tokens and $10 per 1M output tokens. The catalog price tracked on this page matches it exactly.

Provider: openai · Model ID: openai/gpt-6-sol · Modality: text+image+file->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices