Doubao Seed 2.1 Pro
Last verified: June 28, 2026$0.880/1M input · $4.41/1M output · 262K context · ByteDance
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Alternatives to Doubao Seed 2.1 Pro
Pricing Details
ByteDanceOfficial pricing is yuan-only: ¥6 input / ¥30 output / ¥1.2 cache-hit input per 1M. USD shown here is converted at ~6.80 CNY/USD (late June 2026) and floats with the exchange rate; ByteDance has not published a USD rate card. Cache-hit input ~$0.18. Multimodal input (text, image, video), text out. Closed weights. Volcano Engine claims ~80% lower TCO than Claude Opus 4.6. Benchmarks largely self-reported without published scores; only hard numbers are SciCode 59.8 and Code Arena rank 8 (1539). China access via Volcano Engine Ark; international via BytePlus ModelArk (USD billing). Not yet on OpenRouter. Context 256K carried from Seed 2.0 spec, not reconfirmed for 2.1.
Input / 1M tokens
$0.88
Output / 1M tokens
$4.41
Context Window
262K
Max Output
131K
Price History
Launched at current price on 2026-06-24. No price changes recorded.
Frequently Asked Questions
Common questions about Doubao Seed 2.1 Pro pricing and usage