Models/ByteDance Seed/Seed 1.6

Seed 1.6

Name: Seed 1.6 API access
Brand: ByteDance Seed

ByteDance Seed · Proprietary · Released Dec 23, 2025 · bytedance-seed/seed-1.6

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	$0.25	$2.00	—	262K	fp8	1.3s	46 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 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

Specifications

Context window262,144

Max output32,768

Modalities inimage, text, video

Modalities outtext

LicenseProprietary

ReleasedDec 23, 2025

TokenizerOther

Seed 2.1 Turbo$0.50 / $2.50 Seed-2.0-Code$0.50 / $3.00 Seed-2.0-Lite$0.25 / $2.00 Seed-2.0-Mini$0.10 / $0.40

Embed badge

[![Seed 1.6](https://modelindex.ai/badge/bytedance-seed/seed-1.6)](https://modelindex.ai/models/bytedance-seed/seed-1.6)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

ModelIndex benchmarks44 hours ago

MEASURED

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