Gemini 3.7 Flash vs Hy3

API pricing, context window and capabilities for Gemini 3.7 Flash and Hy3, side by side. Prices are the cheapest listed serving route per 1M tokens, from LiteLLM and OpenRouter.

Verdict

computed from the published numbers

Gemini 3.7 Flash wins on Terminal-Bench, on intelligence and on context window. Hy3 wins on price.

Price
Hy3
Terminal-Bench
Gemini 3.7 Flash
Intelligence
Gemini 3.7 Flash
Context window
Gemini 3.7 Flash

Key takeaways

who wins on what, from the published numbers

Gemini 3.7 Flash wins

  • Larger context window (1M vs 262K)
  • More serving providers (7 vs 5)
  • Supports vision
  • Supports audio

Hy3 wins

  • Cheaper input ($0.75 vs $0.132 /1M)
  • Cheaper output ($3.75 vs $0.528 /1M)
  • Higher max output (66K vs 262K)
Cheaper overall
Hy3
$0.132 + $0.528 /1M
Larger context
Gemini 3.7 Flash
1M
More providers
Gemini 3.7 Flash
7 providers

Pricing & specs

cheapest listed route · per 1M tokens
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments can be materially lower. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.
Gemini 3.7 FlashHy3
Input $/1M$0.75via Google $0.132OpenRouter routed quote best
Output $/1M$3.75via Google $0.528OpenRouter routed quote best
Context window1M best262K
Max output66K 262K best
Serving providers7 best5
DateReleased Aug 14, 2026 Released Jul 6, 2026

Benchmarks

Benchmark scores, side by side
Gemini 3.7 FlashHy3
Intelligence39.1 best25.3
Terminal-Bench86% best64%
GPQA Diamond95% best90%
Output speed318 t/s best86 t/s
Latency (TTFT)8.87s 2.81s best

Cost calculator

choose a serving route for each side
Input tokens / month
Output tokens / month
Gemini 3.7 Flash
via Vertex AI Language Models
$7.50
Hy3
via OpenRouter
$1.19

Capabilities

feature support, side by side
FeatureGemini 3.7 FlashHy3
Vision✓—
Tool use✓✓
Reasoning✓✓
Audio✓—
Prompt caching✓✓
Structured output✓✓
Web search✓✓

Related comparisons

Frequently asked questions

Which is cheaper, Gemini 3.7 Flash or Hy3?
Hy3 is cheaper for input ($0.75 vs $0.132 per 1M tokens) as an OpenRouter routed quote. Hy3 is cheaper for output ($3.75 vs $0.528 per 1M tokens) as an OpenRouter routed quote.
What is the context window difference between Gemini 3.7 Flash and Hy3?
Gemini 3.7 Flash has a 1M-token context window and Hy3 has 262K tokens, so Gemini 3.7 Flash can take a larger prompt.
How do Gemini 3.7 Flash and Hy3 compare on benchmarks?
On the tracked benchmarks, Gemini 3.7 Flash leads on Terminal-Bench, and Gemini 3.7 Flash leads on intelligence.
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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