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GPT 6 Astra vs Seed 2.0 Code

At a glance

OpenAI's new flagship for demanding end-to-end work: advanced analysis, software engineering, deep research, scientific work, and document creation.

1.1M ctx$10.00/$50.00 per M

ByteDance's agentic coding model for end-to-end software work.

262K ctx$0.50/$3.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper94%
Specs
1.1M
Context
128K
Max output
Sep 2026
Released
262K
Context
131K
Max output
Aug 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$10.00/M tokens
Output$50.00/M tokens
Cache read$1.00/M tokens
Cache write$12.50/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input95%$0.50/M tokens
Output94%$3.00/M tokens
Chat with GPT 6 AstraGo to model
Chat with Seed 2.0 CodeGo to model
Frequently Asked Questions: GPT 6 Astra vs Seed 2.0 Code▼

Which is better, GPT 6 Astra or Seed 2.0 Code?

▼

Both GPT 6 Astra and Seed 2.0 Code are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, GPT 6 Astra or Seed 2.0 Code?

▼

Seed 2.0 Code has a lower blended cost. GPT 6 Astra: $10.00 input / $50.00 output. Seed 2.0 Code: $0.50 input / $3.00 output.

Which has a larger context window, GPT 6 Astra or Seed 2.0 Code?

▼

GPT 6 Astra has a larger context window: GPT 6 Astra supports 1.1M tokens vs Seed 2.0 Code at 262K tokens.

Do both GPT 6 Astra and Seed 2.0 Code support vision?

▼

Yes, both GPT 6 Astra and Seed 2.0 Code support vision/image input.

What are the key differences between GPT 6 Astra and Seed 2.0 Code?

▼

Key differences: Seed 2.0 Code is significantly cheaper. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 6 Astra and Seed 2.0 Code for free on idapt.app to see which performs better for your specific needs.

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