OpenAI: GPT-6.1 Terra
Analysis Summary
OpenAI: GPT-6.1 Terra is developed by OpenAI. Released in October 2026, it is one of the newest models we cover. On our leaderboard it earns Professional-tier status, ranking #11 of 720 models in our overall business-suitability ranking. For raw reasoning ability it ranks #11 of 445, putting it in among the very best models we track for overall intelligence.
Its 1.1M-token context window is larger than 98% of the models we list, suiting long documents, large codebases, and retrieval-heavy workloads. Crucially for business adoption, OpenAI: GPT-6.1 Terra combines tool use, function calling, vision input, and step-by-step reasoning in a single model, letting teams consolidate several use cases instead of stitching together multiple services.
At $1.00 input and $5.00 output per 1M tokens, OpenAI: GPT-6.1 Terra is mid-market priced. OpenAI: GPT-6.1 Terra is a dependable pick for businesses that need strong, well-rounded performance without paying frontier prices.
The DFO score ranks models on the Artificial Analysis Intelligence Index and is refreshed as new models launch. The write-up and verdict are our own. Feedback?
DFO Verdict
OpenAI: GPT-6.1 Terra currently sits at #11 of 720 models on our board. We class it as a professional-tier model.
Benchmarks
Artificial Analysis data refreshed Oct 26, 2026. Arena ratings from the Oct 22, 2026 text leaderboard, with style control.
Artificial Analysis has not published coding or agentic results for OpenAI: GPT-6.1 Terra yet. Until it does, the model sits below tested models on the Coding and AI Agents lists.
This model was released recently. Benchmark figures are preliminary and are likely to be updated as independent testing is finalised.
How OpenAI: GPT-6.1 Terra compares
OpenAI: GPT-6.1 Terra ranks #11 of 445 AI models we track for overall intelligence. Its 1.1M-token context window is larger than 98% of the models we list. At $1.00 per million input tokens it is cheaper than 25% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $1.00 | $0.001000 |
| Output | $5.00 | $0.005000 |
What would OpenAI: GPT-6.1 Terra cost your business?
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A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 720 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save OpenAI: GPT-6.1 Terra for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout OpenAI: GPT-6.1 Terra
GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol. It is suited for everyday agentic, coding, and writing work, is particularly strong at understanding screenshots..
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Frequently asked questions about OpenAI: GPT-6.1 Terra
How much does OpenAI: GPT-6.1 Terra cost?
OpenAI: GPT-6.1 Terra costs $1.00 per million input tokens and $5.00 per million output tokens.
What is the context window of OpenAI: GPT-6.1 Terra?
OpenAI: GPT-6.1 Terra has a context window of 1,050,000 tokens (1.1M).
What can OpenAI: GPT-6.1 Terra do?
OpenAI: GPT-6.1 Terra supports image/vision input, tool use, and function calling.
Who created OpenAI: GPT-6.1 Terra?
OpenAI: GPT-6.1 Terra is developed by OpenAI and was released on October 26, 2026.