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Gemini 1.5 Flash 8B vs Grok 4.7

Grok 4.7 leads the LLM Stats Score 48.5 to -0.8. Gemini 1.5 Flash 8B is 23.5x cheaper per token.

Google · xAI · Updated for 2026

Which is better?

Grok 4.7 leads the overall LLM Stats Score 48.5 to -0.8, ranking #22 overall.

On price, Gemini 1.5 Flash 8B is roughly 23.5x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 1.5 Flash 8B 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 LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 1.5 Flash 8B

  • cost matters — it's about 23.5x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window

Choose Grok 4.7

  • overall performance matters — it scores 48.5 and ranks #22 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

Gemini 1.5 Flash 8B
Google
Grok 4.7
xAI
Core performance indexes
LLM Stats Score
-0.8
#334
48.5
#22
Reasoning
-0.4
#324
37.4
#68
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.07 / M
$2.00 / M
Output price
$0.30 / M
$6.00 / M
Context window
1,048,576
500,000

Individual benchmarks

13 reported for Gemini 1.5 Flash 8B · 23 for Grok 4.7

No common benchmarks found

Gemini 1.5 Flash 8B and Grok 4.7don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Gemini 1.5 Flash 8B costs less

For input processing, Gemini 1.5 Flash 8B ($0.07/1M tokens) is 28.6x cheaper than Grok 4.7 ($2.00/1M tokens).

For output processing, Gemini 1.5 Flash 8B ($0.30/1M tokens) is 20.0x cheaper than Grok 4.7 ($6.00/1M tokens).

In conclusion, Grok 4.7 is more expensive than Gemini 1.5 Flash 8B.*

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

Lowest available price from all providers
Tue Sep 22 2026 • llm-stats.com
Google
Gemini 1.5 Flash 8B
Input tokens$0.07
Output tokens$0.30
Best providerGoogle
xAI
Grok 4.7
Input tokens$2.00
Output tokens$6.00
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 1.5 Flash 8B accepts 1,048,576 input tokens compared to Grok 4.7's 500,000 tokens. Only Gemini 1.5 Flash 8B specifies output context (8,192 tokens).

Google
Gemini 1.5 Flash 8B
Input1,048,576 tokens
Output8,192 tokens
xAI
Grok 4.7
Input500,000 tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 1.5 Flash 8B and Grok 4.7 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 1.5 Flash 8B

Text
Images
Audio
Video

Grok 4.7

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 1.5 Flash 8B

Proprietary

Closed source

Grok 4.7

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 1.5 Flash 8B was released on 2024-03-15, while Grok 4.7 was released on 2026-09-21.

Grok 4.7 is 31 months newer than Gemini 1.5 Flash 8B.

Gemini 1.5 Flash 8B

Mar 15, 2024

2.5 years ago

Grok 4.7

Sep 21, 2026

0 days ago

2.5yr newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Flash 8B has a knowledge cutoff of 2024-10-01, while Grok 4.7 has a cutoff of 2026-05-01.

Grok 4.7 has more recent training data (up to 2026-05-01), making it potentially better informed about events through that date compared to Gemini 1.5 Flash 8B (2024-10-01).

Gemini 1.5 Flash 8B

Oct 2024

Grok 4.7

May 2026

1.6 yr newer

Provider Availability

Gemini 1.5 Flash 8B is available from Google. Grok 4.7 is available from xAI.

Gemini 1.5 Flash 8B

google logo
Google
Input Price:Input: $0.07/1MOutput Price:Output: $0.30/1M

Grok 4.7

xai logo
xAI
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M
* 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 1.5 Flash 8B and Grok 4.7 side-by-side, then vote on the output you prefer.

Gemini 1.5 Flash 8B
✓ Preferred
Grok 4.7
Open in Playground

FAQ

Common questions about Gemini 1.5 Flash 8B vs Grok 4.7.

Which is better, Gemini 1.5 Flash 8B or Grok 4.7?

Grok 4.7 leads the LLM Stats Score 48.5 to -0.8. Gemini 1.5 Flash 8B is made by Google and Grok 4.7 is made by xAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 1.5 Flash 8B compare to Grok 4.7 in benchmarks?

Gemini 1.5 Flash 8B scores XSTest: 92.6%, FLEURS: 86.4%, Natural2Code: 75.5%, WMT23: 72.6%, Video-MME: 66.2%. Grok 4.7 scores BixBench MCQ: 88.4%, WMDP-Bio: 88.1%, WMDP-Cyber: 88.1%, WMDP-Chem: 84.9%, CyberGym: 80.3%.

Is Gemini 1.5 Flash 8B cheaper than Grok 4.7?

Gemini 1.5 Flash 8B is 28.6x cheaper for input tokens. Gemini 1.5 Flash 8B costs $0.07/M input and $0.30/M output via google. Grok 4.7 costs $2.00/M input and $6.00/M output via xai.

What are the context window sizes for Gemini 1.5 Flash 8B and Grok 4.7?

Gemini 1.5 Flash 8B supports 1.0M tokens and Grok 4.7 supports 500K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 1.5 Flash 8B and Grok 4.7?

Key differences include LLM Stats Score (-0.8 vs 48.5), context window (1.0M vs 500K), input pricing ($0.07 vs $2.00/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 1.5 Flash 8B and Grok 4.7?

Gemini 1.5 Flash 8B is developed by Google and Grok 4.7 is developed by xAI.

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