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Qwen · Language model

Qwen3 8B

qwen/qwen3-8b
  • Language
Released Apr 28, 2025

Qwen3-8B is a dense 8.2B parameter causal language model from the Qwen3 series, designed for both reasoning-heavy tasks and efficient dialogue. It supports seamless switching between "thinking" mode for math,...

Specifications

Context window
131,072 tokens
Max output
8,192 tokens
Input
text
Output
text
Reasoning
supported
Tokenizer
Qwen3
Knowledge cutoff
2025-03-31

Supported parameters

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

  • frequency_penalty
  • max_tokens
  • presence_penalty
  • reasoning
  • response_format
  • seed
  • stop
  • temperature
  • tool_choice
  • tools
  • top_k
  • 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":"qwen/qwen3-8b","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'