Other

ByteDance Seed: Seed 2.1 Turbo

bytedance-seed/seed-2-1-turbo

canonical: bytedance-seed/seed-2-1-turbo-20260810

Audio inside a video clip

Cannot hear clip audioprobed 2026-10-22

Probed: missed a spoken codeword inside the clip. Any comment it makes on sound is invented.

What it answered

SHAPE: yellow square
AUDIO: NONE

Descriptionfrom OpenRouter

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...

Context length

262,144 tok

Max completion

235,929 tok

Knowledge cutoff

—

Expires

—

Added to OpenRouter

8/12/2026

Cache last refreshed

11/12/2026

Primary modality

text+image+video->text

Source

OpenRouter

Input modalities

textimagevideo

Output modalities

text

Pricing

Field	Per token (USD)	Per million
prompt	0.0000005	$0.500
completion	0.0000025	$2.50

Supported parameters(11)

frequency_penaltyinclude_reasoningmax_tokensreasoningresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_p

OpenRouter page

Rounds

8 answersin this database. A round opens every model's answer to the same prompt.

Aug 26, 2026CodingTurn two cardsin a video round answer
Aug 26, 2026CodingThe Atomic Banditin a video round answer
Aug 21, 2026Vision & PerceptionThe scroll testin a video round answer
Aug 19, 2026Vision & PerceptionStream audit — social media consultantround answer
Aug 19, 2026Vision & PerceptionAd teardown — brutally honestin a video round answer
Aug 18, 2026Vision & PerceptionStream audit — social media consultantround answer
Aug 14, 2026Vision & PerceptionCar Identificationin a video round answer
Aug 12, 2026CodingThree bugs and a liein a video round answer