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Grok 4.6 vs Seed 2.0 Pro

Comparing Grok 4.6 and Seed 2.0 Pro across benchmarks, pricing, and capabilities.

xAI · ByteDance · Updated for 2026

Which is better?

Grok 4.6 and Seed 2.0 Pro trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

On price, Seed 2.0 Pro is roughly 2.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Grok 4.6 also accepts a larger context window (500,000 input tokens), making it the stronger choice for long documents and large codebases.

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

Choose Grok 4.6

  • you process long inputs — it offers a 500,000 token context window
  • you want the most recent training data — it shipped Aug 2026

Choose Seed 2.0 Pro

  • cost matters — it's about 2.7x cheaper per token

At a glance

The differences that matter most.

Grok 4.6
xAI
Seed 2.0 Pro
ByteDance
Benchmark wins
—
—
Input price
$2.00 / M
$0.50 / M
Output price
$6.00 / M
$3.00 / M
Context window
500,000
256,000
Released
Aug 2026
Feb 2026
License
Proprietary
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Grok 4.6 and Seed 2.0 Prodon'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

Seed 2.0 Pro costs less

For input processing, Grok 4.6 ($2.00/1M tokens) is 4.0x more expensive than Seed 2.0 Pro ($0.50/1M tokens).

For output processing, Grok 4.6 ($6.00/1M tokens) is 2.0x more expensive than Seed 2.0 Pro ($3.00/1M tokens).

In conclusion, Grok 4.6 is more expensive than Seed 2.0 Pro.*

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

Lowest available price from all providers
Tue Aug 25 2026 • llm-stats.com
xAI
Grok 4.6
Input tokens$2.00
Output tokens$6.00
Best providerxAI
ByteDance
Seed 2.0 Pro
Input tokens$0.50
Output tokens$3.00
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok 4.6 accepts 500,000 input tokens compared to Seed 2.0 Pro's 256,000 tokens. Only Seed 2.0 Pro specifies output context (65,536 tokens).

xAI
Grok 4.6
Input500,000 tokens
Output- tokens
ByteDance
Seed 2.0 Pro
Input256,000 tokens
Output65,536 tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok 4.6 and Seed 2.0 Pro support multimodal inputs.

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

Grok 4.6

Text
Images
Audio
Video

Seed 2.0 Pro

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.

Grok 4.6

Proprietary

Closed source

Seed 2.0 Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Grok 4.6 was released on 2026-08-12, while Seed 2.0 Pro was released on 2026-02-14.

Grok 4.6 is 6 months newer than Seed 2.0 Pro.

Grok 4.6

Aug 12, 2026

1 weeks ago

5mo newer
Seed 2.0 Pro

Feb 14, 2026

6 months ago

Knowledge Cutoff

When training data ends

Grok 4.6 has a knowledge cutoff of 2026-02-01, while Seed 2.0 Pro has a cutoff of 2024-01-01.

Grok 4.6 has more recent training data (up to 2026-02-01), making it potentially better informed about events through that date compared to Seed 2.0 Pro (2024-01-01).

Grok 4.6

Feb 2026

2.1 yr newer
Seed 2.0 Pro

Jan 2024

Provider Availability

Grok 4.6 is available from xAI. Seed 2.0 Pro is available from DeepInfra.

Grok 4.6

xai logo
xAI
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M

Seed 2.0 Pro

deepinfra logo
Deepinfra
Input Price:Input: $0.50/1MOutput Price:Output: $3.00/1M
* 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 Grok 4.6 and Seed 2.0 Pro side-by-side, then vote on the output you prefer.

Grok 4.6
✓ Preferred
Seed 2.0 Pro
Open in Playground

FAQ

Common questions about Grok 4.6 vs Seed 2.0 Pro.

Which is better, Grok 4.6 or Seed 2.0 Pro?

Grok 4.6 (xAI) and Seed 2.0 Pro (ByteDance) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Grok 4.6 compare to Seed 2.0 Pro in benchmarks?

Grok 4.6 scores CursorBench v3.2: 69.9%, DeepSWE 1.1: 65.9%, FrontierCode: 61.3%, AA-Index: 61.0%, GDPval-AA: 58.4%. Seed 2.0 Pro scores AIME 2025: 98.3%, AIME 2026: 94.2%, GPQA: 88.9%, LiveCodeBench v6: 87.8%, BrowseComp: 77.3%.

Is Grok 4.6 cheaper than Seed 2.0 Pro?

Seed 2.0 Pro is 4.0x cheaper for input tokens. Grok 4.6 costs $2.00/M input and $6.00/M output via xai. Seed 2.0 Pro costs $0.50/M input and $3.00/M output via deepinfra.

What are the context window sizes for Grok 4.6 and Seed 2.0 Pro?

Grok 4.6 supports 500K tokens and Seed 2.0 Pro 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 Grok 4.6 and Seed 2.0 Pro?

Key differences include context window (500K vs 256K), input pricing ($2.00 vs $0.50/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4.6 and Seed 2.0 Pro?

Grok 4.6 is developed by xAI and Seed 2.0 Pro is developed by ByteDance.

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