Model Comparison

Gemini 1.5 Flash vs Mistral NeMo InstructWhich is better in 2026?

Gemini 1.5 Flash significantly outperforms across most benchmarks. Mistral NeMo Instruct is 1.7x cheaper per token.

Verdict: Gemini 1.5 Flash vs Mistral NeMo Instruct — which is better?

Gemini 1.5 Flash (by Google) and Mistral NeMo Instruct (by Mistral AI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Gemini 1.5 Flash outperforms in 2 benchmarks (HellaSwag, MMLU), while Mistral NeMo Instruct is better at 0 benchmarks. Gemini 1.5 Flash significantly outperforms across most benchmarks.

On price, Mistral NeMo Instruct is roughly 1.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 1.5 Flash also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Choose Gemini 1.5 Flash if…

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you process long inputs — it offers a 1,048,576 token context window

Choose Mistral NeMo Instruct if…

  • cost matters — it's about 1.7x cheaper per token
  • you want the most recent training data — it shipped Jul 2024
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Gemini 1.5 Flash outperforms in 2 benchmarks (HellaSwag, MMLU), while Mistral NeMo Instruct is better at 0 benchmarks.

Gemini 1.5 Flash significantly outperforms across most benchmarks.

Sat Jun 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Mistral NeMo Instruct costs less

For input processing, Gemini 1.5 Flash ($0.15/1M tokens) costs the same as Mistral NeMo Instruct ($0.15/1M tokens).

For output processing, Gemini 1.5 Flash ($0.60/1M tokens) is 4.0x more expensive than Mistral NeMo Instruct ($0.15/1M tokens).

In conclusion, Gemini 1.5 Flash is more expensive than Mistral NeMo Instruct.*

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

Lowest available price from all providers
Sat Jun 27 2026 • llm-stats.com
Google
Gemini 1.5 Flash
Input tokens$0.15
Output tokens$0.60
Best providerGoogle
Mistral AI
Mistral NeMo Instruct
Input tokens$0.15
Output tokens$0.15
Best providerGoogle
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 1.5 Flash accepts 1,048,576 input tokens compared to Mistral NeMo Instruct's 128,000 tokens. Mistral NeMo Instruct can generate longer responses up to 128,000 tokens, while Gemini 1.5 Flash is limited to 8,192 tokens.

Google
Gemini 1.5 Flash
Input1,048,576 tokens
Output8,192 tokens
Mistral AI
Mistral NeMo Instruct
Input128,000 tokens
Output128,000 tokens
Sat Jun 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 1.5 Flash supports multimodal inputs, whereas Mistral NeMo Instruct does not.

Gemini 1.5 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 1.5 Flash

Text
Images
Audio
Video

Mistral NeMo Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 1.5 Flash is licensed under a proprietary license, while Mistral NeMo Instruct uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 1.5 Flash

Proprietary

Closed source

Mistral NeMo Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 1.5 Flash was released on 2024-05-01, while Mistral NeMo Instruct was released on 2024-07-18.

Mistral NeMo Instruct is 3 months newer than Gemini 1.5 Flash.

Gemini 1.5 Flash

May 1, 2024

2.2 years ago

Mistral NeMo Instruct

Jul 18, 2024

1.9 years ago

2mo newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Flash has a documented knowledge cutoff of 2023-11-01, while Mistral NeMo Instruct's cutoff date is not specified.

We can confirm Gemini 1.5 Flash's training data extends to 2023-11-01, but cannot make a direct comparison without Mistral NeMo Instruct's cutoff date.

Gemini 1.5 Flash

Nov 2023

Mistral NeMo Instruct

—

Provider Availability

Gemini 1.5 Flash is available from Google. Mistral NeMo Instruct is available from Google, Mistral AI.

Gemini 1.5 Flash

google logo
Google
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

Mistral NeMo Instruct

google logo
Google
Input Price:Input: $0.15/1MOutput Price:Output: $0.15/1M
mistral logo
Mistral
Input Price:Input: $0.15/1MOutput Price:Output: $0.15/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Larger context window (1,048,576 tokens)
Supports multimodal inputs
Higher HellaSwag score (86.5% vs 83.5%)
Higher MMLU score (78.9% vs 68.0%)
Mistral AI
Less expensive output tokens
Has open weights
GoogleGemini 1.5 Flash
Mistral AIMistral NeMo Instruct
Compare in Playground

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 1.5 Flash and Mistral NeMo Instruct side-by-side, then vote on the output you prefer.

Gemini 1.5 Flash
✓ Preferred
Mistral NeMo Instruct
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 1.5 Flash
Mistral AI
Mistral NeMo Instruct

FAQ

Common questions about Gemini 1.5 Flash vs Mistral NeMo Instruct.

Which is better, Gemini 1.5 Flash or Mistral NeMo Instruct?

Gemini 1.5 Flash significantly outperforms across most benchmarks. Gemini 1.5 Flash is made by Google and Mistral NeMo Instruct is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 1.5 Flash compare to Mistral NeMo Instruct in benchmarks?

Gemini 1.5 Flash scores XSTest: 97.0%, FLEURS: 90.4%, HellaSwag: 86.5%, GSM8k: 86.2%, BIG-Bench Hard: 85.5%. Mistral NeMo Instruct scores HellaSwag: 83.5%, Winogrande: 76.8%, TriviaQA: 73.8%, CommonSenseQA: 70.4%, MMLU: 68.0%.

Is Gemini 1.5 Flash cheaper than Mistral NeMo Instruct?

Both models cost $0.15 per million input tokens.

What are the context window sizes for Gemini 1.5 Flash and Mistral NeMo Instruct?

Gemini 1.5 Flash supports 1.0M tokens and Mistral NeMo Instruct 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 1.5 Flash and Mistral NeMo Instruct?

Key differences include context window (1.0M vs 128K), multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 1.5 Flash and Mistral NeMo Instruct?

Gemini 1.5 Flash is developed by Google and Mistral NeMo Instruct is developed by Mistral AI.

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