Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemini 3.1 Flash-Lite
51
GPT-5.5 Pro
100
Benchmark data for Gemini 3.1 Flash-Lite and GPT-5.5 Pro is coming soon on BenchLM.
Gemini 3.1 Flash-Lite
GPT-5.5 Pro
$0.25 / $1.5
$30 / $180
205 t/s
N/A
7.50s
N/A
1M
1M
Benchmark data for Gemini 3.1 Flash-Lite and GPT-5.5 Pro is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
GPT-5.5 Pro is priced at $30.00 input / $180.00 output per 1M tokens, versus $0.25 input / $1.50 output per 1M tokens for Gemini 3.1 Flash-Lite.
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.
Gemini 3.1 Flash-Lite: $0.25 input / $1.50 output per 1M tokens GPT-5.5 Pro: $30.00 input / $180.00 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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