Gemini 3.6 Flash vs GPT-5.4
Benchmark Performance
Available Benchmarks
| Benchmark | Gemini 3.6 Flash | GPT-5.4 |
|---|---|---|
| ARC-AGI-1verified-v1-15fb467fd4fc · verified_score · leader | 91.1797% of row best · percent · Gemini 3.6 Flash (High) | 93.67100% of row best · percent · GPT-5.4 (XHigh) |
| ARC-AGI-2verified-v2-9a3db289984e · verified_score · leader | 60.4282% of row best · percent · Gemini 3.6 Flash (High) | 73.95100% of row best · percent · GPT-5.4 (XHigh) |
| LMArena Agent Arenaagent-2026-08-31-011508720696 · outcome_score · leader | -3.5293% of row best · score · Gemini 3.6 Flash (High); 95% CI [-4.67028409, -2.36170848]; sessions 16850; observations 910940; rank 41 | 3.25100% of row best · score · GPT 5.4 (High); 95% CI [2.38938480, 4.10626048]; sessions 76973; observations 3360684; rank 21 |
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,476.42100% of row best · rating · gemini-3.6-flash-high; 95% CI [1471.33793256, 1481.50948001]; votes 22009; rank 15 | 1,452.5198% of row best · rating · gpt-5.4; 95% CI [1448.73439083, 1456.28324387]; votes 63615; rank 37 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · statistical tie | 1,301.97100% of row best · rating · gemini-3.6-flash-high; 95% CI [1291.15288726, 1312.79182351]; votes 3816; rank 13 | 1,293.1899% of row best · rating · gpt-5.4; 95% CI [1286.41064849, 1299.95761489]; votes 21245; rank 20 |
| LiveBench2026-06-25 · overall · leader | 78.0595% of row best · percent · gemini-3.6-flash-high · 14,746 output tokens / case | 82.38100% of row best · percent · gpt-5.4-xhigh · 18,273 output tokens / case |
| ToneBench2026-08-28-10-task-cd9819ab6e4d · overall_score · leader | 78.2595% of row best · points · Gemini 3.6 Flash (high thinking) · 10,929 output tokens / case | 82.47100% of row best · points · GPT-5.4 · 3,254 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above · 1 tie | 1 benchmark win | 5 benchmark winsOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Gemini 3.6 Flash | GPT-5.4 |
|---|---|---|
| Developer | Google Deepmind | Openai |
| Family | Gemini 3 | Gpt 5 4 |
| Model | Gemini 3.6 Flash | GPT-5.4 |
| Version | Gemini 3.6 Flash | GPT-5.4 |
| Lifecycle | active | active |
| Released | Unknown | 2026-03-05 |
| Knowledge cutoff | Unknown | 2025-08-31 |
| Input modalities | Unknown | Unknown |
| Output modalities | Unknown | Unknown |
| Context window | 1,048,576 | 1,050,000 |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Google AI (Standard), Google Gemini (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, structured_outputs, tools |
11 comparable fields · 7 material differences · Interactive comparison only; indexing gate not met
Gemini 3.6 Flash Capabilities
GPT-5.4 Capabilities
Primary Evidence
Sources and Freshness
Questions
Gemini 3.6 Flash vs GPT-5.4 FAQs
Is Gemini 3.6 Flash or GPT-5.4 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.6 Flash and GPT-5.4, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.6 Flash or GPT-5.4?+
Gemini 3.6 Flash is $0.75 and GPT-5.4 is $2.50 per million tokens, so Gemini 3.6 Flash is cheaper on this metric. Gemini 3.6 Flash is $3.75 and GPT-5.4 is $15.00 per million tokens, so Gemini 3.6 Flash is cheaper on this metric.
Which has a larger context window, Gemini 3.6 Flash or GPT-5.4?+
GPT-5.4 has the larger sourced context window. Gemini 3.6 Flash supports 1,048,576 and GPT-5.4 supports 1,050,000.
Which performs better in benchmarks, Gemini 3.6 Flash or GPT-5.4?+
GPT-5.4 leads the current overall benchmark count. The result uses 7 protocol-matched benchmarks from 4 publishers; it is not a universal quality score.
Can Gemini 3.6 Flash or GPT-5.4 be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Gemini 3.6 Flash is not marked open weight; GPT-5.4 is not marked open weight.
Can Gemini 3.6 Flash and GPT-5.4 understand images?+
Gemini 3.6 Flash is not documented with image input; GPT-5.4 is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.6 Flash or GPT-5.4?+
GPT-5.4 has the larger sourced maximum output: Gemini 3.6 Flash supports 65,536 and GPT-5.4 supports 128,000 output tokens.
Do Gemini 3.6 Flash and GPT-5.4 support reasoning and tool use?+
Gemini 3.6 Flash: reasoning and tool calling. GPT-5.4: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.6 Flash or GPT-5.4?+
Gemini 3.6 Flash has 2 sourced provider routes; GPT-5.4 has 2, a tie.
Which offers better value, Gemini 3.6 Flash or GPT-5.4?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.