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Gemini 3.8 Flash vs Seed 2.0 Mini

Gemini 3.8 Flash leads the LLM Stats Score 51.2 to 27.9. Seed 2.0 Mini is 8.6x cheaper per token.

Google · ByteDance · Updated for 2026

Which is better?

Gemini 3.8 Flash leads the overall LLM Stats Score 51.2 to 27.9, ranking #12 overall.

In the 2 individual benchmarks reported for both models, Gemini 3.8 Flash wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, Seed 2.0 Mini is roughly 8.6x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 3.8 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 LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 3.8 Flash

  • overall performance matters — it scores 51.2 and ranks #12 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Sep 2026

Choose Seed 2.0 Mini

  • cost matters — it's about 8.6x cheaper per token

At a glance

The differences that matter most.

Gemini 3.8 Flash
Google
Seed 2.0 Mini
ByteDance
Core performance indexes
LLM Stats Score
51.2
#12
27.9
#135
Reasoning
47.5
#23
28.8
#123
Coding
39.3
#14
1.5
#229
Agents
36.1
#16
1.3
#167
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$0.75 / M
$0.10 / M
Output price
$3.75 / M
$0.40 / M
Context window
1,048,576
256,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Gemini 3.8 Flash
Seed 2.0 Mini
Vision
34.1#13
18.0#79
Multimodal
35.3#11
21.5#63
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for Gemini 3.8 Flash · 83 for Seed 2.0 Mini

2 shared

Gemini 3.8 Flash outperforms in 2 benchmarks (CharXiv-R, LVBench), while Seed 2.0 Mini is better at 0 benchmarks.

Gemini 3.8 Flash significantly outperforms across most benchmarks.

Wed Sep 09 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Seed 2.0 Mini costs less

For input processing, Gemini 3.8 Flash ($0.75/1M tokens) is 7.5x more expensive than Seed 2.0 Mini ($0.10/1M tokens).

For output processing, Gemini 3.8 Flash ($3.75/1M tokens) is 9.4x more expensive than Seed 2.0 Mini ($0.40/1M tokens).

In conclusion, Gemini 3.8 Flash is more expensive than Seed 2.0 Mini.*

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

Lowest available price from all providers
Wed Sep 09 2026 • llm-stats.com
Google
Gemini 3.8 Flash
Input tokens$0.75
Output tokens$3.75
Best providerGoogle
ByteDance
Seed 2.0 Mini
Input tokens$0.10
Output tokens$0.40
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 3.8 Flash accepts 1,048,576 input tokens compared to Seed 2.0 Mini's 256,000 tokens. Seed 2.0 Mini can generate longer responses up to 256,000 tokens, while Gemini 3.8 Flash is limited to 65,536 tokens.

Google
Gemini 3.8 Flash
Input1,048,576 tokens
Output65,536 tokens
ByteDance
Seed 2.0 Mini
Input256,000 tokens
Output256,000 tokens
Wed Sep 09 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 3.8 Flash and Seed 2.0 Mini support multimodal inputs.

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

Gemini 3.8 Flash

Text
Images
Audio
Video

Seed 2.0 Mini

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 3.8 Flash

Proprietary

Closed source

Seed 2.0 Mini

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.8 Flash was released on 2026-09-02, while Seed 2.0 Mini was released on 2026-02-17.

Gemini 3.8 Flash is 7 months newer than Seed 2.0 Mini.

Gemini 3.8 Flash

Sep 2, 2026

6 days ago

6mo newer
Seed 2.0 Mini

Feb 17, 2026

6 months ago

Knowledge Cutoff

When training data ends

Gemini 3.8 Flash has a documented knowledge cutoff of 2026-03-31, while Seed 2.0 Mini's cutoff date is not specified.

We can confirm Gemini 3.8 Flash's training data extends to 2026-03-31, but cannot make a direct comparison without Seed 2.0 Mini's cutoff date.

Gemini 3.8 Flash

Mar 2026

Seed 2.0 Mini

—

Provider Availability

Gemini 3.8 Flash is available from Google. Seed 2.0 Mini is available from DeepInfra.

Gemini 3.8 Flash

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

Seed 2.0 Mini

deepinfra logo
Deepinfra
Input Price:Input: $0.10/1MOutput Price:Output: $0.40/1M
* 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 3.8 Flash and Seed 2.0 Mini side-by-side, then vote on the output you prefer.

Gemini 3.8 Flash
✓ Preferred
Seed 2.0 Mini
Open in Playground

FAQ

Common questions about Gemini 3.8 Flash vs Seed 2.0 Mini.

Which is better, Gemini 3.8 Flash or Seed 2.0 Mini?

Gemini 3.8 Flash leads the LLM Stats Score 51.2 to 27.9. Gemini 3.8 Flash is made by Google and Seed 2.0 Mini is made by ByteDance. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3.8 Flash compare to Seed 2.0 Mini in benchmarks?

Gemini 3.8 Flash scores Terminal-Bench 2.1: 89.4%, LVBench: 87.1%, CharXiv-R: 86.2%, LABBench2: 86.2%, DeepSWE 1.1: 73.7%. Seed 2.0 Mini scores CountBench: 95.5%, VLMsAreBlind: 93.1%, Graphwalks parents <128k: 93.0%, CharXiv-D: 91.9%, LongFact Concepts: 91.4%.

Is Gemini 3.8 Flash cheaper than Seed 2.0 Mini?

Seed 2.0 Mini is 7.5x cheaper for input tokens. Gemini 3.8 Flash costs $0.75/M input and $3.75/M output via google. Seed 2.0 Mini costs $0.10/M input and $0.40/M output via deepinfra.

What are the context window sizes for Gemini 3.8 Flash and Seed 2.0 Mini?

Gemini 3.8 Flash supports 1.0M tokens and Seed 2.0 Mini supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.8 Flash and Seed 2.0 Mini?

Key differences include LLM Stats Score (51.2 vs 27.9), context window (1.0M vs 256K), input pricing ($0.75 vs $0.10/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.8 Flash and Seed 2.0 Mini?

Gemini 3.8 Flash is developed by Google and Seed 2.0 Mini is developed by ByteDance.

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