GPT-5.2 vs Seed 2.0 Pro: Specs & Benchmark Comparison
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| Characteristic | GPT-5.2 | Seed 2.0 Pro |
|---|---|---|
| Company | OpenAI | ByteDance |
| Release Date | December 10, 2025 | February 14, 2026 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 256K | 256K |
| Context (output) | 128K | 66K |
| Input Price / 1M | $1.50 | $0.50 |
| Output Price / 1M | $6.00 | $3.00 |
| Average Score | 1.0 | 0.9 |
| Benchmarks | ||
| GPQA | 0.9 | 0.9 |
| AIME 2025 | 1.0 | 1.0 |
Visual Benchmark Comparison
GPT-5.2
Seed 2.0 Pro
GPQA0.9 vs 0.9
0.9
0.9
AIME 20251.0 vs 1.0
1.0
1.0
Verdict
Seed 2.0 Pro leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.2 — 1.0, Seed 2.0 Pro — 0.9.
API Cost
Seed 2.0 Pro is 2.1x cheaper: input $0.50/1M vs $1.50/1M tokens.
Context Window
Same context size: 256K tokens.
Recency
Seed 2.0 Pro is newer: released 2/14/2026 vs 12/10/2025.
More About These Models
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Frequently Asked Questions
Which is better for coding — GPT-5.2 or Seed 2.0 Pro?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-5.2 or Seed 2.0 Pro?
Seed 2.0 Pro is cheaper for input: $0.50 per 1M tokens vs $1.50.
Which has a larger context window — GPT-5.2 or Seed 2.0 Pro?
GPT-5.2 supports a larger context: 256,000 tokens vs 256,000.
The GPT-5.2 and Seed 2.0 Pro comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.2 or Seed 2.0 Pro page. See also the complete list of AI model comparisons.