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GPT-6.1 TerraAPI
GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol.
Prices update automatically — checked daily against provider list prices.
- $2 per 1M tokens, assuming 3 input for 1 output the convention used by Artificial Analysis
- cheaper than 48% of the 224 commercial models tracked here
- 42 of 99 OpenAI models tracked here, from cheapest
Benchmarks & performance
Independent benchmark scores for GPT-6.1 Terra, measured by Artificial Analysis. Higher is better. Measurement mode: Max.
Models at this level cost $4 per 1M tokens (median of 10) — this one costs $2.
No model tracked here is both cheaper and better on this index.
About this model
GPT-6.1 Terra is a commercial AI model by OpenAI. The specifications below are tracked automatically: pricing is refreshed daily from public list prices, so the numbers on this page reflect the current cost of using the model through its API.
Frequently asked questions
What is GPT-6.1 Terra?
GPT-6.1 Terra is an AI language model from OpenAI. It is a proprietary model, available through an API. It scores 48.1 on the Artificial Analysis intelligence index.
Is GPT-6.1 Terra free?
GPT-6.1 Terra is not free: it costs $1 per million input tokens and $5 per million output tokens. Open-weight alternatives can be self-hosted at no per-token cost.
What is GPT-6.1 Terra good at?
Independent benchmarks from Artificial Analysis give it Humanity's Last Exam 46.2%, Long Context Reasoning 82.7%, SciCode 55.1%.
How fast is GPT-6.1 Terra?
It generates about 92.9 tokens per second, with a median 194.73s delay before the first token. Measured independently by Artificial Analysis.