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Comparison of Google: Gemini 3.5 Flash, OpenAI: GPT-6.1 Sol
2 modelsgoogleGoogle: Gemini 3.5 FlashRemove ×openaiOpenAI: GPT-6.1 SolRemove ×
What’s differentGemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic…Requires Responses API for tools; offers Ultrafast inference with US or EU data residency.
DateMay 19, 2026ListedSep 29, 2026Released
Listed rate$0.75 in / $4.50 out/ 1M tokensGoogle · via OpenRouter · all routes ↗google-vertex/global/flex · tier=flex$1.00 in / $5.00 out/ 1M tokensOpenAI · via OpenRouter · all routes ↗openai/flex · tier=flex · prompt ≤ 272000 tokens
Provider endpoints10 endpoints →10 endpoints →
AA Intelligence ↗4.3.2Not reported51.83 ↗Effort: max · MaxIndependent result
AA-Briefcase ↗1.1Not reported1,557 ↗Effort: max · MaxIndependent result
GDPval-AA ↗2.1Not reported1,593.85 ↗Effort: max · MaxIndependent result
AutomationBench-AA ↗AA Index 4.3.2 collectionNot reported64.87% ↗Effort: max · MaxIndependent result
Terminal-Bench 4.0 · AA ↗Not reported56.06% ↗Effort: max · MaxHarness unreportedIndependent result
SciCode ↗AA Index 4.3.2 collectionNot reported54.17% ↗AA · Under reviewEffort: max · MaxIndependent result
Humanity’s Last Exam ↗AA Index 4.3.2 collectionNot reported52.92% ↗Effort: max · MaxIndependent result
GDP.pdf ↗AA Index 4.3.2 collectionNot reported31% ↗Effort: max · MaxIndependent result
CritPt ↗AA Index 4.3.2 collectionNot reported31.71% ↗AA · Under reviewEffort: max · MaxIndependent result
AA-Omniscience ↗AA Index 4.3.2 collectionNot reported41.53 ↗Effort: max · MaxIndependent result
AA-LCR ↗1.1Not reported83% ↗Effort: max · MaxIndependent result
LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported85.41% ↗Effort: max · single run · equal mean of 7 suitesIndependent result
LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported82.1% ↗Effort: max · single runIndependent result
LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported83.5% ↗Effort: max · single runIndependent result
LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported88% ↗Effort: max · single runIndependent result
LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported96% ↗Effort: max · single runIndependent result
LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported73% ↗Effort: max · single runIndependent result
LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported82.7% ↗Effort: max · single runIndependent result
LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported92.6% ↗Effort: max · single runIndependent result
Context window1M1.1M
Max output65.5K128K
Parameters——
Tool callingSupportedSupported
Structured outputSupportedSupported
Image inputSupportedSupported
Audio inputSupportedNot reported
Video inputSupportedNot reported
ReasoningSupportedSupported
Prompt cachingSupportedSupported

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