Models/ByteDance Seed/Seed 2.1 Turbo

Seed 2.1 Turbo

Name: Seed 2.1 Turbo API access
Brand: ByteDance Seed

NEW

ByteDance Seed · Proprietary · Released Aug 12, 2026 · bytedance-seed/seed-2-1-turbo

Compare Estimate cost

262K contextVisionToolsReasoningStructured output

Available from 1 providerUSD / MTOK · VERIFIED 4 MINUTES AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
SESeed	$0.50	$2.50	—	262K	fp8	4.5s	38 tok/s	100.0%

TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 44 hours ago

About

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and...

Specifications

Context window262,144

Max output262,144

Modalities intext, image, video

Modalities outtext

LicenseProprietary

ReleasedAug 12, 2026

TokenizerOther

Seed-2.0-Code$0.50 / $3.00 Seed-2.0-Lite$0.25 / $2.00 Seed-2.0-Mini$0.10 / $0.40 Seed 1.6 Flash$0.075 / $0.30

Embed badge

[![Seed 2.1 Turbo](https://modelindex.ai/badge/bytedance-seed/seed-2-1-turbo)](https://modelindex.ai/models/bytedance-seed/seed-2-1-turbo)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

ModelIndex benchmarks44 hours ago

MEASURED

Verified 4 minutes ago · list prices, not negotiated rates.