OpenAI launches GPT-6.1 Terra with 3x faster AI agents, 50% lower pricing
The mid-range model cuts API prices in half and improves coding, visual reasoning and desktop automation for developers and businesses, OpenAI said.
- On Tuesday, OpenAI released GPT-6.1 Terra, a mid-range model optimized for computer use, visual reasoning, and coding, available immediately to paid ChatGPT Plus, Pro, Enterprise, and Edu users and via the OpenAI API.
- Terra bridges the gap between OpenAI's low-tier Luna and high-end Sol and Astra offerings, featuring a June 1, 2026 knowledge cutoff that makes it the most up-to-date model in its family.
- Benchmark tests show Terra scoring 50.3% on Terminal-Bench 4.0 at maximum effort, completing tasks over three times faster than both Astra and Sol while achieving a 4.3% error rate at maximum reasoning effort.
- OpenAI set standard API pricing at $1 per million input tokens and $5 per million output tokens, representing a 50% reduction from its predecessor and enabling practical automation of high-volume work like invoice processing.
- Under OpenAI's Preparedness Framework, Terra reaches the "Critical" level for cybersecurity skills, retaining safeguards developed for Astra to support secure automation of complex professional workflows.
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OpenAI Prices GPT-6.1 Terra at $1 per Million Input Tokens, and Its System Card Shows Test Workarounds
OpenAI is charging developers $1 per million input tokens and $5 per million output tokens for GPT-6.1 Terra, the mid-tier model in its GPT-6 lineup. The company says those standard API rates are 50% below what it charges for GPT-5.6 Terra and for GPT-6.1 Sol, its more advanced model. By OpenAI’s pricing page, GPT-6.1 Sol lists at $2 and $10 and GPT-5.6 Terra at $2 and $12, so the output cut against the older Terra is closer to 58%. The release …
The ChatGPT manufacturer launched the GPT-6.1 Terra model, which is promoted as a balanced solution, placed as price and performance among the other models developed by OpenAI.
GPT-6.1 Terra works with images, text and interfaces. The new model showed better results in accuracy tests.
OpenAI has unveiled ‘GPT-6.1 Terra,’ an artificial intelligence (AI) model that enhances reasoning, coding, and computing performance while lowering usage costs by half. OpenAI announced on the 27th that it has released GPT-6.1 Terra and is making it available through ChatGPT Work, Codex, and the OpenAI Application Programming Interface (API). GPT-6.1 Terra is used for proposal writing, technical drawing interpretation, and forms
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