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ByteDance Seed · Language model

Seed-2.0-Code

bytedance-seed/seed-2.0-code
  • Language
Released Aug 12, 2026

Seed 2.0 Code is a model from ByteDance Seed optimized for agentic coding. It is suited for frontend development, multilingual programming tasks, and coding-agent workflows in tools such as Claude...

Specifications

Context window
262,144 tokens
Max output
131,072 tokens
Input
text, image, video
Output
text
Reasoning effort
high, medium, low
Tokenizer
Other

Supported parameters

Accepted by the model and forwarded as-is by the gateway.

  • frequency_penalty
  • max_tokens
  • reasoning
  • reasoning_effort
  • response_format
  • stop
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_p

Use it

POST /api/v1/chat/completions · MCP chat · full reference

curl https://omnirail.org/api/v1/chat/completions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
  -d '{"model":"bytedance-seed/seed-2.0-code","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'