Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemini 3.1 Flash-Lite
51
GPT-5.1
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Benchmark data for Gemini 3.1 Flash-Lite and GPT-5.1 is coming soon on BenchLM.
Gemini 3.1 Flash-Lite
GPT-5.1
$0.1 / $0.4
$1.5 / $6
205 t/s
111 t/s
7.50s
57.47s
1M
200K
Benchmark data for Gemini 3.1 Flash-Lite and GPT-5.1 is coming soon on BenchLM.
BenchLM does not have sourced benchmark coverage for GPT-5.1 yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
GPT-5.1 is priced at $1.50 input / $6.00 output per 1M tokens, versus $0.10 input / $0.40 output per 1M tokens for Gemini 3.1 Flash-Lite. Gemini 3.1 Flash-Lite has the larger context window at 1M, compared with 200K for GPT-5.1.
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: $0.10 input / $0.40 output per 1M tokens GPT-5.1: $1.50 input / $6.00 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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