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Compare AI models side by side

Choose up to 4 models. Prices, context windows and declared capabilities are read live from the OpenRouter listing, so the table reflects what the providers publish today.

Bytedance SeedSeed 2.1 TurboDeepSeekDeepSeek V4 Pro 0813 (batch)
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Side-by-side comparison of ByteDance Seed: Seed 2.1 Turbo, DeepSeek: DeepSeek V4 Pro 0813 (batch)
Attribute
Bytedance SeedSeed 2.1 Turbobytedance-seed/seed-2-1-turbo
DeepSeekDeepSeek V4 Pro 0813 (batch)deepseek/deepseek-v4-pro-0813:batch
Input priceUSD per 1M tokens$0.50 (best)$0.66
Output priceUSD per 1M tokens$2.50$1.98 (best)
Blended price75% in / 25% out$1.00$0.99 (best)
Vs. market median1.3× dearer1.2× dearer
Value rankcheapest = 1#229#227 (best)
Context windowtokens262K1.0M (best)
Max outputtokens236K944K (best)
Input modalitiestext, image, videotext
Output modalitiestexttext
Tool callingDeclaredDeclared
ReasoningDeclaredDeclared
Structured outputDeclaredDeclared
Listed on OpenRouter2026-08-12 (best)2026-08-12

Source: OpenRouter (live)

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Read-out

What the numbers say

  • DeepSeek: DeepSeek V4 Pro 0813 (batch) is the cheapest here at $0.99/M blended — 1.0× less than ByteDance Seed: Seed 2.1 Turbo.
  • DeepSeek: DeepSeek V4 Pro 0813 (batch) offers the largest context window (1.0M tokens) versus 262K for ByteDance Seed: Seed 2.1 Turbo.

Generated from the live figures above. Capabilities are what each provider declares on its listing.

Curated

Head-to-heads we keep up to date

Each comparison resolves to the newest models in the named families and carries our own guidance on which to choose.

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