Friday, August 21, 2026 · No. 390Prices synced 3 hours ago
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The AI Model Price Index

Doubao Seed 2.1 Pro

by NanoGPT · family seed · listed Jun 2026

Higher-capability model in the Doubao Seed 2.1 family for agentic coding, long-context analysis, complex instruction following, and productivity workflows. Supports a 256k context window and up to 128k output tokens. Note: privacy and logging guarantees may be limited.

Current rates USD per 1M tokens

Input$1.00
Output$5.00
Cache read$0.50
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 ProDeepSeek V4 Pro: $0.435 per 1M tokens$0.435Gemini 3.7 FlashGemini 3.7 Flash: $0.75 per 1M tokens$0.75Doubao Seed 2.1 ProDoubao Seed 2.1 Pro: $1.00 per 1M tokens$1.00Mistral Medium 3.5Mistral Medium 3.5: $1.50 per 1M tokens$1.50Grok 4.6Grok 4.6: $2.00 per 1M tokens$2.00Qwen3.8 MaxQwen3.8 Max: $2.00 per 1M tokens$2.00Claude Opus 5Claude Opus 5: $5.00 per 1M tokens$5.00GPT-5.6 SolGPT-5.6 Sol: $5.00 per 1M tokens$5.00
Output price vs. maker flagships ($/1M tokens)
DeepSeek V4 ProDeepSeek V4 Pro: $0.87 per 1M tokens$0.87Gemini 3.7 FlashGemini 3.7 Flash: $3.75 per 1M tokens$3.75Doubao Seed 2.1 ProDoubao Seed 2.1 Pro: $5.00 per 1M tokens$5.00Grok 4.6Grok 4.6: $6.00 per 1M tokens$6.00Qwen3.8 MaxQwen3.8 Max: $6.00 per 1M tokens$6.00Mistral Medium 3.5Mistral Medium 3.5: $7.50 per 1M tokens$7.50Claude Opus 5Claude Opus 5: $25.00 per 1M tokens$25.00GPT-5.6 SolGPT-5.6 Sol: $30.00 per 1M tokens$30.00

On the record

Model id
bytedance/doubao-seed-2.1-pro
Context window
256K tokens
Max output
128K tokens
Input modalities
text
Output modalities
text
Reasoning
no
Tool calls
no
Open weights
no
Knowledge cutoff
—
Released
2026-06-23
Last updated
2026-06-23
Provider docs
docs.nano-gpt.com

Back of the envelope

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Also listed at

  • Ofox$0.707 in · $3.54 out

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