Model Comparison

GPT-5.2 vs Seed 2.0 Lite

GPT-5.2 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

GPT-5.2 outperforms in 3 benchmarks (AIME 2025, GPQA, SWE-Bench Verified), while Seed 2.0 Lite is better at 0 benchmarks.

GPT-5.2 significantly outperforms across most benchmarks.

Sat Apr 18 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
Sat Apr 18 2026 • llm-stats.com
OpenAI
GPT-5.2
Input tokens$1.75
Output tokens$14.00
Best providerOpenAI
ByteDance
Seed 2.0 Lite
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only GPT-5.2 specifies input context (400,000 tokens). Only GPT-5.2 specifies output context (128,000 tokens).

OpenAI
GPT-5.2
Input400,000 tokens
Output128,000 tokens
ByteDance
Seed 2.0 Lite
Input- tokens
Output- tokens
Sat Apr 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.2 and Seed 2.0 Lite support multimodal inputs.

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

GPT-5.2

Text
Images
Audio
Video

Seed 2.0 Lite

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-5.2

Proprietary

Closed source

Seed 2.0 Lite

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-5.2 was released on 2025-12-11, while Seed 2.0 Lite was released on 2026-02-14.

Seed 2.0 Lite is 2 months newer than GPT-5.2.

GPT-5.2

Dec 11, 2025

4 months ago

Seed 2.0 Lite

Feb 14, 2026

2 months ago

2mo newer

Knowledge Cutoff

When training data ends

GPT-5.2 has a knowledge cutoff of 2025-08-25, while Seed 2.0 Lite has a cutoff of 2024-01-01.

GPT-5.2 has more recent training data (up to 2025-08-25), making it potentially better informed about events through that date compared to Seed 2.0 Lite (2024-01-01).

GPT-5.2

Aug 2025

1.6 yr newer
Seed 2.0 Lite

Jan 2024

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (400,000 tokens)
Higher AIME 2025 score (100.0% vs 93.0%)
Higher GPQA score (92.4% vs 85.1%)
Higher SWE-Bench Verified score (80.0% vs 73.5%)
ByteDance

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.2
ByteDance
Seed 2.0 Lite

FAQ

Common questions about GPT-5.2 vs Seed 2.0 Lite

GPT-5.2 significantly outperforms across most benchmarks. GPT-5.2 is made by OpenAI and Seed 2.0 Lite is made by ByteDance. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5.2 scores AIME 2025: 100.0%, HMMT 2025: 99.4%, Tau2 Telecom: 98.7%, Graphwalks BFS <128k: 94.0%, GPQA: 92.4%. Seed 2.0 Lite scores AIME 2025: 93.0%, AIME 2026: 88.3%, GPQA: 85.1%, LiveCodeBench v6: 81.7%, SWE-Bench Verified: 73.5%.
GPT-5.2 supports 400K tokens and Seed 2.0 Lite supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
GPT-5.2 is developed by OpenAI and Seed 2.0 Lite is developed by ByteDance.