# GPT-6.1 Sol Usage, Cost & Rank | OpenCode Data

> GPT-6.1 Sol costs $2.00 per 1M input tokens and $10.00 per 1M output tokens.

Near-Astra performance for complex coding, computer use, and professional work at a lower cost.

- Page: https://opencode.ai/data/openai/gpt-6-1-sol
- JSON: https://opencode.ai/data/openai/gpt-6-1-sol.json
- Model ID: openai/gpt-6.1-sol
- Lab: OpenAI

## Model facts

| Fact | Value |
| --- | --- |
| Context window | 1.1M |
| Max output | 128K |
| Knowledge cutoff | 2026-04-30 |
| Release date | 2026-09-29 |
| Input modalities | text, image, pdf |
| Output modalities | text |
| Reasoning | Yes |
| Tool calling | Yes |
| Open weights | No |

## Pricing: USD per 1M tokens

| Input | Output | Cached input | Cache write |
| --- | --- | --- | --- |
| $2.00 | $10.00 | $0.10 | $2.50 |

## Methodology

- Updates: Aggregated every hour. Days and weeks use UTC.
- Tokens: Input, output, reasoning, and cached tokens for each request.
- Users and sessions: Approximate counts of distinct users and OpenCode sessions.
- Cost: Session cost is the average cost per OpenCode session. Token prices are list prices from the OpenCode model catalog.
- Retention: The share of a model's users in one week who use it again the next week.
- Citation: Cite OpenCode Data (opencode.ai/data) with the update time shown at the top of the page.