OpenAI’s GPT-6.1 Terra scores 1,671 points on Code Arena WebDev leaderboard
The new model also cut costs by 28% per task, with a median cost of $0.40 compared to $0.56 for the older version. OpenAI claims a 50% price reduction in API rates, charging $1 per million input tokens and $5 per million output tokens—half of GPT-5.6 Terra’s pricing.
Key points
- Cost per task dropped **28%** to **$0.40** median, with API pricing cut **50%** vs. GPT-5.6 Terra
- Available in Codex, ChatGPT Work, and API as `gpt-6.1-terra` for routine coding and visual tasks
Beyond coding, GPT-6.1 Terra outperformed competitors in Terminal-Bench 4.0, solving 50.3% of tasks compared to 21.5% for GPT-5.6 Terra. OpenAI positions it as a mid-tier, cost-efficient model for visual reasoning and routine programming tasks, available in ChatGPT Work, Codex, and the API (named gpt-6.1-terra). The leaderboard result aligns with its target audience: developers handling everyday build-and-debug work.
Model pages: GPT-6 Astra → · GPT-6.1 Sol →
OpenAI’s GPT-6.1 Terra ranks #14 in Code Arena WebDev with 1,671 points
cryptobriefing.com · 27 October 2026
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