Model Comparison

GPT-5.4 vs Seed 2.0 Pro

GPT-5.4 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

GPT-5.4 outperforms in 2 benchmarks (BrowseComp, GPQA), while Seed 2.0 Pro is better at 0 benchmarks.

GPT-5.4 significantly outperforms across most benchmarks.

Fri Apr 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Fri Apr 17 2026 • llm-stats.com
OpenAI
GPT-5.4
Input tokens$2.50
Output tokens$15.00
Best providerOpenAI
ByteDance
Seed 2.0 Pro
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Only GPT-5.4 specifies input context (1,000,000 tokens). Only GPT-5.4 specifies output context (128,000 tokens).

OpenAI
GPT-5.4
Input1,000,000 tokens
Output128,000 tokens
ByteDance
Seed 2.0 Pro
Input- tokens
Output- tokens
Fri Apr 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.4 and Seed 2.0 Pro support multimodal inputs.

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

GPT-5.4

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.

GPT-5.4

Proprietary

Closed source

Seed 2.0 Pro

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-5.4 was released on 2026-03-05, while Seed 2.0 Pro was released on 2026-02-14.

GPT-5.4 is 1 month newer than Seed 2.0 Pro.

GPT-5.4

Mar 5, 2026

1 months ago

2w newer
Seed 2.0 Pro

Feb 14, 2026

2 months ago

Knowledge Cutoff

When training data ends

Seed 2.0 Pro has a documented knowledge cutoff of 2024-01-01, while GPT-5.4's cutoff date is not specified.

We can confirm Seed 2.0 Pro's training data extends to 2024-01-01, but cannot make a direct comparison without GPT-5.4's cutoff date.

GPT-5.4

—

Seed 2.0 Pro

Jan 2024

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (1,000,000 tokens)
Higher BrowseComp score (82.7% vs 77.3%)
Higher GPQA score (92.8% vs 88.9%)
ByteDance

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.4
ByteDance
Seed 2.0 Pro

FAQ

Common questions about GPT-5.4 vs Seed 2.0 Pro

GPT-5.4 significantly outperforms across most benchmarks. GPT-5.4 is made by OpenAI and Seed 2.0 Pro is made by ByteDance. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5.4 scores Tau2 Telecom: 98.9%, ARC-AGI: 93.7%, Graphwalks BFS <128k: 93.0%, GPQA: 92.8%, Graphwalks parents <128k: 89.8%. Seed 2.0 Pro scores AIME 2025: 98.3%, AIME 2026: 94.2%, GPQA: 88.9%, LiveCodeBench v6: 87.8%, BrowseComp: 77.3%.
GPT-5.4 supports 1.0M tokens and Seed 2.0 Pro supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
GPT-5.4 is developed by OpenAI and Seed 2.0 Pro is developed by ByteDance.