alibabaCertifiedReleased 08/03/2026

Qwen3.8 2.4T A95B

Open-weights release of the Qwen3.8 flagship (2.4T MoE, ~95B active); thinking always on with reasoning_effort low/medium/xhigh. The hosted Qwen 3.8 Max (vision, non-thinking, 1M default context) is Alibaba-only.

View API reference ↓
Input / output priceFrom$2.00 / $6.00per 1M
24h uptime99.97%
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.inferencebureau.com/v1",
  apiKey: process.env.IB_API_KEY,
});

const res = await client.chat.completions.create({
  model: "alibaba/qwen3.8-2.4t-a95b",
  messages: [{ role: "user", content: "Why is the sky blue?" }],
});

console.log(res.choices[0].message.content);

Providers

Dispatch routes requests across these providers and fails over between them without changing the model. Restrict or order providers with team Directives. Prices are gateway list prices before the platform fee.

ProviderContextMax outputLatencyThroughputInputOutputCacheCapabilitiesZDRNo trainingRegionsStatus
DeepInfra256K131K0.5 s71 tps$2.00$6.00Read $0.20Write —5 featuresNoYesGlobalCertified
Fireworks262K128K0.4 s198 tps$2.00$6.00Read $0.25Write —4 featuresYesYesGlobalCertified
gmicloud262K131K1.6 s41 tps$2.00$6.00Read $0.25Write $2.504 featuresNoNoGlobalCertified
modal262K131K0.4 s—$2.00$6.00Read $0.25Write —5 featuresYesYesGlobalCertified
novita262K131K1.8 s42 tps$2.00$6.00Read $0.25Write —4 featuresNoNoGlobalCertified
Together AI256K128K——$2.00$6.00Read $0.25Write —5 featuresYesYesGlobalCertified

Uptime

24 hours

Request success rate per provider.

DeepInfra100.00%
Fireworks100.00%
gmicloud100.00%
modal100.00%
novita99.86%
Together AI—

Throughput

last hour

P50 output tokens per second.

Fireworks198 tps
DeepInfra71 tps
novita42 tps
gmicloud41 tps
modal—
Together AI—

Latency

last hour

P50 time to first token.

modal0.4 s
Fireworks0.4 s
DeepInfra0.5 s
gmicloud1.6 s
novita1.8 s
Together AI—

Getting started

Create a key on the API Keys page and set it as IB_API_KEY. See the quickstart.

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.inferencebureau.com/v1",
  apiKey: process.env.IB_API_KEY,
});

const res = await client.chat.completions.create({
  model: "alibaba/qwen3.8-2.4t-a95b",
  messages: [{ role: "user", content: "Why is the sky blue?" }],
});

console.log(res.choices[0].message.content);

Top-level parameters

Standard Chat Completions parameters work as documented. These have model-specific behavior.

ParameterTypeRequiredDescription
modelstringYesModel ID in the form creator/model, e.g. alibaba/qwen3.8-2.4t-a95b. Must be allowed by your team's Directives.
max_tokensnumberNoHard cap on generated tokens, and the basis for the balance reserved per request. Qwen3.8 2.4T A95B supports up to 128,000 output tokens.
reasoning{ effort: 'low' | 'medium' | 'high' }NoReasoning effort, mapped to the provider's native configuration. Reasoning tokens count toward output usage.
toolsTool[]NoFunction definitions the model can call. Tool calls are returned in choices[].message.tool_calls.
Supportedmax_tokenstemperaturestoptoolstool_choicereasoninginclude_reasoningresponse_formatstructured_outputs

Input limits

InputSourcesLimits
Text—Prompt and response share the 262K-token context window
ImageURL, base64Sent as image_url content parts; counts as input tokens

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