Compare · ModelsLive · 2 picked · head to head
Grok 4.3 vs gpt-oss-120b (free)
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
gpt-oss-120b (free) wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · Grok 4.3 · gpt-oss-120b (free) are still filling in scores.
Hype vs Reality
Attention vs performance
Grok 4.3
no bench·no signal
gpt-oss-120b (free)
#22 by perf·no signal
Vendor risk
Who is behind the model
xAI
$250.0B·Tier 1
OpenAI
$840.0B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.25 | $2.50 | 1.0M tokens (~500 books) | $15.63 | |
| $0.00 | $0.00 | 131K tokens (~66 books) | — |
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