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OpenAI Releases GPT-6.1 Terra at Half API Prices

2 sources · 2 articlesFirst reported Updated ()1
What's new

First merged summary.

Merged summary · x-ai/grok-4.7 · rewritten as coverage arrivesSummaries by Vani AI

OpenAI released GPT-6.1 Terra on October 26 at half previous prices with agent improvements and Critical cyber rating.

OpenAI released GPT-6.1 Terra on October 26, 2026, for computer use, visual reasoning, coding and desktop tasks at $1 per million input tokens and $5 per million output. It beats GPT-5.6 Terra on Agents' Last Exam and Terminal-Bench 4.0 while cutting error rates, available to Plus/Pro/Enterprise/Edu users in ChatGPT Work, Codex and as gpt-6.1-terra API. The model meets OpenAI's Critical cybersecurity threshold using Astra safeguards but experts recommend larger models for hardest coding.

Key facts
  • Released October 26, 2026
  • API pricing $1 input, $5 output per million tokens (half prior)
  • Terminal-Bench 4.0: 50.3% vs 21.5% prior
  • Low-effort error rate: 16.7% from 53.6%
  • Meets Critical cyber threshold
  • Available via API and ChatGPT Work/Codex
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Timeline

dated events in the reporting · oldest first
  1. Oct 26, 2026OpenAI releases GPT-6.1 Terra · BleepingComputer

What each outlet adds

beyond the shared facts
  • The DecoderIntelligence Index score of 48 and prompt-injection resistance
  • Help Net SecurityCybersecurity threshold and rollout to users
  • GBHackersBypass rates in vulnerability tests without controls
  • Simon WillisonPositioning vs Anthropic Sonnet for named tasks
  • BleepingComputerSeverity flag counts and simulated agent action tests
Vendors
OpenAIAnthropicVani
Products
ChatGPTCodexVani ChatVani API
Organizations
OpenAIAnthropicArtificial Analysis
AI models
GPT-6.1 TerraGPT-5.6 TerraGPT-6.1 SolGPT-6 AstraClaude Opus 5.5Claude Sonnet 5.5GPT-6 SolGPT-5.6 SolAstraSolLuna

Coverage

oldest first · one row per article · UTC
  1. · 16d ago The DecoderFirst report

    GPT-6.1 Terra ships at half the GPT-5.6 Terra API price

    Artificial Analysis scores it 48 on its Intelligence Index, six above GPT-5.6 Terra and four below GPT-6.1 Sol.

  2. · 16d ago BleepingComputer

    OpenAI launches GPT-6.1 Terra, a cheaper faster agent model

    API pricing is $1 per million input tokens and $5 per million output, half of GPT-5.6 Terra, and it is available now.