GPT-6 Sol API pricing
GPT-6 Sol costs $2 per million input tokens and $10 per million output tokens. A typical chatbot request (about 1,500 input + 400 output tokens) costs $0.0070, or $7.00 per 1,000 requests.
0 characters0 words0 tokens (GPT o200k)
| Model | Per month |
|---|---|
| GPT-6 Sol |
≈ = estimated token count: only OpenAI publishes its tokenizer. Claude counts use Anthropic’s published ratios; use the count_tokens API for an exact number.
GPT-6 Sol price per million tokens
USD, OpenAI standard tier. Prices checked on October 28, 2026.
| Token type | Price per 1M | With Batch API |
|---|---|---|
| Input | $2 | $1 |
| Cached input | $0.2 | $0.1 |
| Output | $10 | $5 |
| Input, prompts above 272K | $4 | $2 |
| Cached input, above 272K | $0.4 | $0.2 |
| Output, prompts above 272K | $15 | $7.5 |
Above 272K prompt tokens the higher rate applies to the whole request.
Model ID: gpt-6-sol · Source: developers.openai.com
What a GPT-6 Sol request costs
| Request | Per request | Per 1,000 |
|---|---|---|
| Short chat reply 500 input + 200 output tokens | $0.0030 | $3.00 |
| Chatbot turn with context 1,500 input + 400 output tokens | $0.0070 | $7.00 |
| Document Q&A (RAG) 8,000 input + 500 output tokens | $0.02 | $21.00 |
| Long-document summary 150,000 input + 2,000 output tokens | $0.32 | $320 |
Token counts are measured with GPT's o200k tokenizer and converted for GPT-6 Sol (see below). No caching or batch discount.
Similarly priced models
| Model | Chatbot request | vs GPT-6 Sol |
|---|---|---|
| GPT-4.1 OpenAI | $0.0062 | −11% |
| o3 OpenAI | $0.0062 | −11% |
| GPT-6.1 Sol OpenAI | $0.0070 | same |
| Gemini 4 Argon Google | $0.0072 | +2% |
| GPT-5.6 Terra OpenAI | $0.0078 | +11% |
| Gemini 3.1 Pro (preview) Google | $0.0080 | +14% |
Frequently asked questions
How much does the GPT-6 Sol API cost?
GPT-6 Sol costs $2 per million input tokens and $10 per million output tokens on OpenAI's standard tier, rising to $4 / $15 for prompts above 272K tokens. Prices checked on October 28, 2026.
How much does one GPT-6 Sol request cost?
A typical chatbot request with about 1,500 input and 400 output tokens costs about $0.0070, or $7.00 per 1,000 requests. Paste your own prompt into the calculator on this page for an exact estimate.
Does GPT-6 Sol support prompt caching?
Yes. Cached input costs $0.2 per million tokens, 90% less than regular input.
Does GPT-6 Sol have a Batch API discount?
Yes: 50% off for requests sent through the Batch API, which may take up to 24 hours. That makes it $1 / $5 per million input / output tokens.
How are GPT-6 Sol tokens counted?
GPT-6 Sol's tokenizer is not published; we use the o200k count, which is close for newer OpenAI models.