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VerdictPal · editorial desk · updated 26 Oct 2026VerdictPal
Compare · Two models, head-to-head

Pick two models. See the diff.

Composite scores, benchmark ranks, capability grids, and pricing per million tokens. All sourced from the same data that powers the model atlas.
ToolsModels

GPT-6.1 Terra vs GPT-6.1 Sol

GPT-6.1 Terra1stats won
Tied4stats
GPT-6.1 Sol1stats won
Spec showdown

Capacity, price, freshness.

GPT-6.1 TerravsGPT-6.1 Sol

Composite scores are within 5 points — 0 for GPT-6.1 Terra vs 0 for GPT-6.1 Sol. The choice comes down to capability profile and price. GPT-6.1 Terra is more affordable at $1.0/1M input — about 2× cheaper than $2.0/1M.

  1. Composite score
    GPT-6.1 Terra0GPT-6.1 Sol0
  2. Benchmark mix
    GPT-6.1 Terra0GPT-6.1 Sol0
  3. Context window
    GPT-6.1 Terra1MGPT-6.1 Sol1M
  4. Max output
    GPT-6.1 Terra128KGPT-6.1 Sol128K
  5. Input price / 1M (lower wins)
    GPT-6.1 Terra$1.0Winner on this rowGPT-6.1 Sol$2.0
  6. Output speed (AA default API)
    GPT-6.1 Terra—GPT-6.1 Sol66 t/sWinner on this row
Composite score
0
vs
0
Benchmark mix
0
vs
0
Context window
1M
vs
1M
Max output
128K
vs
128K
Input price / 1M (lower wins)
$1.0Winner on this row
vs
$2.0
Output speed (AA default API)
—
vs
66 t/sWinner on this row
Capability grid

What each model can do.

Modalities

GPT-6.1 TerraGPT-6.1 Sol
Text●●
Image●●
Audio——
Video——
Code●●
Tool use●●
Reasoning●●

Access

GPT-6.1 TerraGPT-6.1 Sol
API●●
Consumer app●●
Open weights——
Managed cloud●●
On-device——
Family profile

Top score per benchmark family.

No shared benchmark families between these two models.

Benchmark ranks

Every shared benchmark, side by side.

No shared benchmarks found between these two models.

Dossier facts

Dates, sources, fineprint.

GPT-6.1 TerraGPT-6.1 Sol
ProviderOpenAIOpenAI
FamilyGPT-6GPT-6
Release date2026-10-262026-09-29
Knowledge cutoff2026-06-012026-04-30
Context window1M1M
Max output128K128K
Input price /1M$1.0$2.0
Output price /1M$5.0$10
Statusflagshipflagship
Composite score00
Intelligence score00
Intel sourcenonenone
Benchmark rows01
Source count01
Freshnessstalefresh
Pricing checked2026-10-262026-10-21
Ecosystem

Which tools wrap each model.

Verdict

Which model to actually pick.

Composite scores are within 5 points — 0 for GPT-6.1 Terra vs 0 for GPT-6.1 Sol. The choice comes down to capability profile and price. GPT-6.1 Terra is more affordable at $1.0/1M input — about 2× cheaper than $2.0/1M.

Open GPT-6.1 Terra's dossierOpen GPT-6.1 Sol's dossier

Questions this comparison answers

Every answer below is assembled from the dated fields on this page. Nothing is written separately for search.

Should you use GPT-6.1 Terra or GPT-6.1 Sol?

Composite scores are within 5 points — 0 for GPT-6.1 Terra vs 0 for GPT-6.1 Sol. The choice comes down to capability profile and price. GPT-6.1 Terra is more affordable at $1.0/1M input — about 2× cheaper than $2.0/1M.

Is GPT-6.1 Terra or GPT-6.1 Sol cheaper?

GPT-6.1 Terra: $1.0 / $5.0. GPT-6.1 Sol: $2.0 / $10.

How do the GPT-6.1 Terra and GPT-6.1 Sol context windows compare?

GPT-6.1 Terra: 1M. GPT-6.1 Sol: 1M.