Compare · ModelsLive · 2 picked · head to head
GPT-5.6 Terra vs gpt-oss-120b (free)
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.6 Terra wins on 1/1 benchmarks
GPT-5.6 Terra wins 1 of 1 shared benchmarks. Leads in speed.
Category leads
speed·GPT-5.6 Terra
Hype vs Reality
Attention vs performance
GPT-5.6 Terra
#32 by perf·#10 by attention
gpt-oss-120b (free)
#28 by perf·no signal
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
OpenAI
$840.0B·Tier 1
Head to head
1 benchmark · 2 models
GPT-5.6 Terragpt-oss-120b (free)
Artificial Analysis · Quality Index
GPT-5.6 Terra leads by +18.3
GPT-5.6 Terra
42.1
gpt-oss-120b (free)
23.8
Full benchmark table
| Benchmark | GPT-5.6 Terra | gpt-oss-120b (free) |
|---|---|---|
Artificial Analysis · Quality Index | 42.1 | 23.8 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $2.00 | $12.00 | 1.1M tokens (~525 books) | $45.00 | |
| $0.00 | $0.00 | 131K tokens (~66 books) | — |