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Seed 1.6 Flash


Seed 1.6 Flash is ByteDance logoByteDance's language model with a 262K context window and up to 33K output tokens, starting at $0.075 / 1M input and $0.300 / 1M output. An ultra-fast multimodal deep-thinking model from ByteDance Seed with a 256K context window, optimized for low-latency text and visual understanding.
Spec
Canonical IDbytedance-seed-1-6-flash
TypeLanguage
StatusActive
CreatorByteDanceByteDance
Providers
Context Window262K tokens
Max Output33K tokens
Input ModalitiesImageTextVideo
Output ModalitiesText
Reasoning Effortsdefault
Release Date · 4 months ago

Capabilities

Input3/5
Text
Image
Audio·
Video
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
bytedance-seed/seed-1.6-flash
$0.075$0.300

Cost Calculator

Preset:
Compares every provider & tier in USD

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
Seed-2.0-LiteLite262K$0.250$2.00
Seed-2.0-MiniMini262K$0.100$0.400
Bytedance Seed 1.8256K$0.250$2.00
Seed 1.6262K$0.250$2.00
Seed-OSS-36B-Instruct

Model IDs