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Gemini 3.7 Flash vs Mercury 2

Comparing Gemini 3.7 Flash and Mercury 2 across benchmarks, pricing, and capabilities.

Google · Inception · Updated for 2026

Which is better?

Gemini 3.7 Flash and Mercury 2 trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

On price, Mercury 2 is roughly 4.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 3.7 Flash also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Gemini 3.7 Flash

  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Aug 2026

Choose Mercury 2

  • cost matters — it's about 4.0x cheaper per token

At a glance

The differences that matter most.

Gemini 3.7 Flash
Google
Mercury 2
Inception
Benchmark wins
—
—
Input price
$0.75 / M
$0.25 / M
Output price
$3.75 / M
$0.75 / M
Context window
1,048,576
128,000
Released
Aug 2026
Feb 2026
License
Proprietary
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemini 3.7 Flash and Mercury 2don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Playground indexes and blind preference scores

Pricing Analysis

Price comparison per million tokens

Mercury 2 costs less

For input processing, Gemini 3.7 Flash ($0.75/1M tokens) is 3.0x more expensive than Mercury 2 ($0.25/1M tokens).

For output processing, Gemini 3.7 Flash ($3.75/1M tokens) is 5.0x more expensive than Mercury 2 ($0.75/1M tokens).

In conclusion, Gemini 3.7 Flash is more expensive than Mercury 2.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Aug 25 2026 • llm-stats.com
Google
Gemini 3.7 Flash
Input tokens$0.75
Output tokens$3.75
Best providerGoogle
Inception
Mercury 2
Input tokens$0.25
Output tokens$0.75
Best providerInception
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 3.7 Flash accepts 1,048,576 input tokens compared to Mercury 2's 128,000 tokens. Gemini 3.7 Flash can generate longer responses up to 65,536 tokens, while Mercury 2 is limited to 8,192 tokens.

Google
Gemini 3.7 Flash
Input1,048,576 tokens
Output65,536 tokens
Inception
Mercury 2
Input128,000 tokens
Output8,192 tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 3.7 Flash supports multimodal inputs, whereas Mercury 2 does not.

Gemini 3.7 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.7 Flash

Text
Images
Audio
Video

Mercury 2

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3.7 Flash

Proprietary

Closed source

Mercury 2

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.7 Flash was released on 2026-08-13, while Mercury 2 was released on 2026-02-24.

Gemini 3.7 Flash is 6 months newer than Mercury 2.

Gemini 3.7 Flash

Aug 13, 2026

1 weeks ago

5mo newer
Mercury 2

Feb 24, 2026

6 months ago

Knowledge Cutoff

When training data ends

Gemini 3.7 Flash has a documented knowledge cutoff of 2026-03-31, while Mercury 2's cutoff date is not specified.

We can confirm Gemini 3.7 Flash's training data extends to 2026-03-31, but cannot make a direct comparison without Mercury 2's cutoff date.

Gemini 3.7 Flash

Mar 2026

Mercury 2

—

Provider Availability

Gemini 3.7 Flash is available from Google. Mercury 2 is available from Inception.

Gemini 3.7 Flash

google logo
Google
Input Price:Input: $0.75/1MOutput Price:Output: $3.75/1M

Mercury 2

inception logo
Inception
Input Price:Input: $0.25/1MOutput Price:Output: $0.75/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Gemini 3.7 Flash and Mercury 2 side-by-side, then vote on the output you prefer.

Gemini 3.7 Flash
✓ Preferred
Mercury 2
Open in Playground

FAQ

Common questions about Gemini 3.7 Flash vs Mercury 2.

Which is better, Gemini 3.7 Flash or Mercury 2?

Gemini 3.7 Flash (Google) and Mercury 2 (Inception) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Gemini 3.7 Flash compare to Mercury 2 in benchmarks?

Gemini 3.7 Flash scores MRCR v2 (8-needle): 97.0%, Harvey LAB-AA: 90.7%, CharXiv-R: 88.7%, Terminal-Bench 2.1: 85.8%, LVBench: 85.4%. Mercury 2 scores AIME 2025: 91.1%, GPQA: 74.0%, IFBench: 71.0%, LiveCodeBench: 67.0%, Tau2 Airline: 53.0%.

Is Gemini 3.7 Flash cheaper than Mercury 2?

Mercury 2 is 3.0x cheaper for input tokens. Gemini 3.7 Flash costs $0.75/M input and $3.75/M output via google. Mercury 2 costs $0.25/M input and $0.75/M output via inception.

What are the context window sizes for Gemini 3.7 Flash and Mercury 2?

Gemini 3.7 Flash supports 1.0M tokens and Mercury 2 supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.7 Flash and Mercury 2?

Key differences include context window (1.0M vs 128K), input pricing ($0.75 vs $0.25/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.7 Flash and Mercury 2?

Gemini 3.7 Flash is developed by Google and Mercury 2 is developed by Inception.

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