Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GPT-5.2 Instant
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GPT-OSS 120B
36
Benchmark data for GPT-5.2 Instant and GPT-OSS 120B is coming soon on BenchLM.
GPT-5.2 Instant
GPT-OSS 120B
$1.5 / $6
$0 / $0
N/A
262 t/s
N/A
0.79s
128K
128K
Benchmark data for GPT-5.2 Instant and GPT-OSS 120B is coming soon on BenchLM.
BenchLM does not have sourced benchmark coverage for GPT-5.2 Instant yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
GPT-5.2 Instant is priced at $1.50 input / $6.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for GPT-OSS 120B.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
GPT-5.2 Instant: $1.50 input / $6.00 output per 1M tokens GPT-OSS 120B: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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