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Gemini 3.7 Flash vs GPT 5.6 Sol

Compare Gemini 3.7 Flash from Google and GPT 5.6 Sol from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GoogleGemini 3.7 FlashOpenAIGPT 5.6 Sol
Google logo
Gemini 3.7 Flash
Google · text, image, video, audio, pdf → text

Gemini 3.7 Flash is Google’s natively multimodal reasoning model for coding, agents, web development, and knowledge work. It supports a 1M-token context window and adjustable thinking levels. Compared with Gemini 3.6 Flash, it improves coding, tool use, multi-step planning, and instruction following.

Input$0.75 /M
Output$3.75 /M
Cache read$0.075 /M
OpenAI logo
GPT 5.6 Sol
OpenAI · text, image → text

GPT‑5.6 Sol sets a new standard for both intelligence and efficiency, achieving state-of-the-art results across coding, knowledge work, cybersecurity, and science while outperforming previous and competing frontier models with fewer tokens and at lower estimated cost.

Input$4 /M
Output$20 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Gemini 3.7 Flash
GPT 5.6 Sol
Input /M
$0.75
$4
Output /M
$3.75
$20
Cache read /M
$0.075
-
Context length
1,048,576
1,050,000
Max output
65,536
128,000
Time to First Token
18.5 s
5.3 s
Throughput
79.2 tok/s
49.7 tok/s
Modalities
textimagevideoaudiopdf
textimage
Supported Parameters
thinkingtoolsfunction callingstructured outputsweblong context
toolsthinkingstructured outputs
API Formats
chat_completions · gemini_api · claude_api
chat_completions · responses
Released
August 13, 2026
July 9, 2026

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

gemini-3.7-flashgpt-5.6-sol

Tokens / day

-

Requests / day

-

Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

gemini-3.7-flashgpt-5.6-sol

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
gemini-3.7-flashgpt-5.6-sol
1460150015401580
Overall
14831491
Coding
15221529
Math
14851524
Hard prompts
15071508
Instruction following
14851485
Multi-turn
14871498
Creative writing
14771496
Longer query
14961500
Chinese
15341554
English
14891489
WebDev Arena
gemini-3.7-flashgpt-5.6-sol
15401580162016601700
Overall
15871617
React
15811624
HTML
16161625
Gaming
16351680
Simulations
16251638
Data analytics
15691569

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

Estimate your monthly bill for the same workload on each model.

Gemini 3.7 Flash
$101 /mo
GPT 5.6 Sol
$540 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Gemini 3.7 Flash, GPT 5.6 Sol?

Gemini 3.7 Flash: $3.75/M output tokens; GPT 5.6 Sol: $20/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

GPT 5.6 Sol: 1529; Gemini 3.7 Flash: 1522 (LMArena coding leaderboard).

Which responds faster?

GPT 5.6 Sol: 5.3s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Gemini 3.7 Flash accepts 1,048,576 and GPT 5.6 Sol accepts 1,050,000 input tokens. Maximum output per request is 65,536 tokens on Gemini 3.7 Flash and 128,000 tokens on GPT 5.6 Sol.

Which one generates tokens faster?

Gemini 3.7 Flash at 79.2 tok/s and GPT 5.6 Sol at 49.7 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Gemini 3.7 Flash accepts text, image, video, audio and PDF input and supports thinking, tool calling, function calling, structured outputs, web search and long context; GPT 5.6 Sol accepts text and image input and supports tool calling, thinking and structured outputs.

Can I call Gemini 3.7 Flash and GPT 5.6 Sol with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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