GPT-6.1 Sol vs GPT-6.1 Terra

Compare up to 4 models side by side.

Capability
168↓ 0%168↑
1446—
Priceper 1M tokens
Input$1.80–$3.60list $2.00-10%↑ ×2.0$0.90–$1.80list $1.00-10%↓
Output$9.00–$13.50list $10.00-10%↑ ×2.0$4.50–$6.75list $5.00-10%↓
Cache read$0.09–$0.18list $0.10-10%↑ ×2.0$0.045–$0.09list $0.05-10%↓
Web searchper request$0.009–$0.0126list $0.01-10%↓$0.0126list $0.014-10%↑ ×1.4
Limits and modalities
Context1.1M1.1M
Max output128K128K
ModalitiesInputTextImageOutputTextInputTextImageOutputText
Availability
ProvidersAzure AI Foundry, OpenAIAzure AI Foundry
30-day uptime——
Measured, last 30 days
Avg latency——
Effective price——
Cache hit rate——
About
Released2026-09-292026-10-26
Knowledge cutoff2026-04-302026-06-01

Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-02), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Human preference ratings are from the LMArena Text Arena (CC BY 4.0, as of 2026-10-28): Elo ratings from blind votes, on a different scale from capability scores. lmarena.ai/leaderboard/text