GPT-6.1 Terra (Low) vs Inkling (Xhigh)
Which is better for the money: GPT-6.1 Terra (Low) by OpenAI or Inkling (Xhigh) by Thinking Machines? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Clear winner
Verdict
Pick GPT-6.1 Terra (Low)
Inkling (Xhigh) vs GPT-6.1 Terra (Low): 30.9% less intelligence, 786.2% more cost to run the AA benchmark, and 134.1% slower end-to-end.
| Metric | GPT-6.1 Terra (Low) | Inkling (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 36.2 | 25.0 | −30.9% Inkling (Xhigh) is 30.9% less intelligent |
| Total AA cost (lower is better) | $114.52 | $1,014.84 | +786.2% Inkling (Xhigh) is 8.9× more expensive |
| End-to-end time (lower is better) | 6.78s | 15.87s | +134.1% Inkling (Xhigh) is 134.1% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $1.00 / $4.05 | |
| Input modalities | Text, Image | Text, Image, Speech |
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Flash scores 37.90 for $110.
- Inkling (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
GPT-6.1 Terra (Low)Inkling (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-1-terra-low/inkling · Markdown: /api/v1/compare/gpt-6-1-terra-low/inkling?format=md · llms.txt · agent skill