AI Index

Seed 2.1 Lite

Language ByteDance Seed Partly verified Released Sep 2026
Model ID
Compare with… →
Context
1.02M
256K max output
Input price
¥0.80
per 1M tokens · Volcengine Ark
Output price
¥2.70
per 1M tokens
Epoch Capabilities Index
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Not listed
LMArena Text
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Not listed

Where to run it

2 offerings · prices as listed
MeterTierPrice
Volcengine Ark Official China · CNY seed-2.1-lite
InputStandard ¥0.80 / 1M tokens
Batch ¥0.40 / 1M tokens
Flex tier ¥0.40 / 1M tokens
Fast tier ¥1.60 / 1M tokens
Audio tokens ¥12.00 / 1M tokens
Audio tokensBatch ¥6.00 / 1M tokens
Audio tokensFlex tier ¥6.00 / 1M tokens
Audio tokensFast tier ¥24.00 / 1M tokens
OutputStandard ¥2.70 / 1M tokens
Batch ¥1.35 / 1M tokens
Flex tier ¥1.35 / 1M tokens
Fast tier ¥5.40 / 1M tokens
Cache readStandard ¥0.16 / 1M tokens
Batch ¥0.16 / 1M tokens
Flex tier ¥0.16 / 1M tokens
Fast tier ¥0.32 / 1M tokens
Audio tokens ¥2.40 / 1M tokens
Audio tokensBatch ¥2.40 / 1M tokens
Audio tokensFlex tier ¥2.40 / 1M tokens
Audio tokensFast tier ¥4.80 / 1M tokens
BytePlus ModelArk Official ap-southeast-1 · CNY seed-2.1-lite
InputStandard ¥0.80 / 1M tokens
OutputStandard ¥2.70 / 1M tokens
Cache readStandard ¥0.16 / 1M tokens

Changes

All changes →
  1. 5 new prices on Volcengine Ark, cn-beijing Input (Fast tier) ¥1.60 · Input (Audio tokens, Fast tier) ¥24.00 · Cache read (Fast tier) ¥0.32 · Cache read (Audio tokens, Fast tier) ¥4.80 · +1 more
  2. New language model

Cited scores

From third-party leaderboards, not measured by us

This model isn’t on any leaderboard we cite yet.