# GPT-6.1 Sol: AI model fact sheet

- **Provider:** openai
- **Released:** 2026-09-29
- **Context window:** 1,050,000 tokens
- **API pricing:** $2.00 / 1M input, $10.00 / 1M output
- **OpenRouter ID:** openai/gpt-6.1-sol
- **Capabilities:** conversation, reasoning, code-generation, analysis, agentic-tool-use, function-calling, planning

OpenAI GPT-6.1 Sol updates GPT-6 Sol for coding, computer use and document work. It accepts text, images and files, with a 1.05M-token context window and up to 128K output tokens. Five reasoning effort levels run from low through max.

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/gpt-6.1-sol