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Qwen: Qwen3.8 27B

qwen3.8-27b

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Qwen3.8 27B costs $0.195 per million input tokens and $0.910 per million output tokens, supports 1.05M context, and is available through the OpenAI-compatible API.

Qwen3.8 27B is an open-weight multimodal model from Alibaba for coding, visual understanding, tool use, and structured output. This variant keeps thinking disabled for faster direct responses. Requests containing video cost $0.32 per million input tokens and $2.50 per million output tokens.

Modalities

Text + Image + Video → Text

Input / output price

$0.195 / $0.910 per 1M

Context

1.05M · max output 66K

Capabilities

ReasoningVisionTool callingLong contextOpen weights

Pricing

Billed per token actually used and deducted from your credits.

ItemUSD per 1M tokens
Input$0.195
Output$0.910
Cached input$0.052

Calculator

Drag the sliders to estimate what this model will cost.

Per request
$0.00131
Per day
$0.6565
Per month (30 days)
$19.70

Qwen3.8 27B: input $0.195/M · output $0.91/M · cached input $0.052/M

Request with these settings
curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "qwen3.8-27b", "max_tokens": 800,
       "messages": [{"role": "user", "content": "…"}]}'

Code samples

OpenAI-compatible. Set the base URL to https://api.geniusrelaygpt.com/v1 and the model to qwen3.8-27b.

curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3.8-27b",
    "stream": true,
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Use it in a client: Cursor · Cline · SillyTavern · Codex

Parameters

Common OpenAI parameters can be passed as-is.

temperaturetop_pmax_tokensstreamstoppresence_penaltyfrequency_penaltyseed

FAQ

How is Qwen3.8 27B billed?
Input is $0.195 and output is $0.910 per million tokens; cached input is $0.052. The charge for every request is listed in Usage Logs in the console.
How long is the context window?
1.05M tokens. In a long conversation every turn is billed for the full input, so keep the history under control.
Does it support streaming?
Yes. Add "stream": true to the request to receive server-sent events in the OpenAI format.
Qwen3.8 27B API pricing · GeniusRelay