GPT-6.1 Terra Pro
GPT-6.1 Terra Pro is an OpenAI model for complex tasks, with reasoning and tool-calling capabilities. It accepts text, images and files, and produces text. It uses the same underlying model as GPT-6.1 Terra with reasoning mode set to pro, and has a 1.05-million-token context window.
GPT-6.1 Terra Pro specs and pricing
- Provider: OpenAI
- Released: October 26, 2026
- Context window: 1.1M tokens
- Max output: 128K tokens
- Input: files, images, text
- Output: text
- Price: $1.00 input / $5.00 output per 1M tokens
- Reasoning: yes
- Tool calling: yes
What GPT-6.1 Terra Pro is good at
- Reasoning through complex questions
- Reviewing long files and text
- Answering questions about images
To-dos to try with GPT-6.1 Terra Pro
- Read this uploaded file and list its main points.
- Describe what appears in this image.
- Compare these two long text passages and explain their differences.
FAQ
- Who makes GPT-6.1 Terra Pro? GPT-6.1 Terra Pro is made by OpenAI.
- Can GPT-6.1 Terra Pro read images? Yes. It accepts images as input and produces text responses.
- How much does GPT-6.1 Terra Pro cost? GPT-6.1 Terra Pro costs $1.00 per million input tokens and $5.00 per million output tokens through OpenRouter. In todo.is a typical agent step costs about 3.5 credits ($1 = 100 credits).
- What is the context window of GPT-6.1 Terra Pro? GPT-6.1 Terra Pro can read up to 1.1M tokens at once and write up to 128K tokens in one reply.
- Can I use GPT-6.1 Terra Pro without coding? Yes. In todo.is you pick GPT-6.1 Terra Pro as your agent's model and write to-dos in plain words, on the web, the Android app, WhatsApp or Telegram. No API key needed: credits are included, or you can bring your own key.
JavaScript is required to use the todo.is app.