Alibaba Qwen · LLM API pricing

Qwen3.5 397B-A17B API pricing: cheapest provider

5 providers sell Qwen3.5 397B-A17B. DeepInfra is cheapest; the most expensive charges 1.4× as much for the same model.

  • Cheapest$1.09per 1M · DeepInfra
  • Input · output$0.45 / $3.00per 1M tokens
  • Price gap1.4×across 5 providers
  • Accuracy86.4%GPQA · none reasoning
  • Context262Kmax tokens
$1.09 DeepInfra1.4× spread$1.51 Scaleway
Already paying for Qwen3.5 397B-A17B? Check if you overpay →

Standard list prices in USD from each provider's pricing page · last price change Sep 28, 2026 · How we collect and rank prices

Ranked for your volume

Qwen3.5 397B-A17B monthly cost by provider

Change the monthly tokens and the ranking updates instantly, using each provider's standard list price.

More requirements: caching, context, features, provider

Share this page URL to keep your scenario. 5 of 5 providers meet these assumptions.

ProviderEstimated / monthInput / 1MOutput / 1MCached input / 1MContext
1
DeepInfraInference provider - lowest for your volumePricing page
$10.50$0.45$3.00$0.22262,144
2
Alibaba Cloud Model StudioModel developerSingapore (International) list price; other regions differ.Pricing page
$13.20$0.60$3.60Not listed262,144
$13.20$0.60$3.60Not listed262,144
4
Novita AIInference providerPricing page
$13.20$0.60$3.60Not listed262,144
5
ScalewayCloud platformBilled in EUR: €0.60 input, €3.60 output per 1M tokens. USD at the ECB rate of Oct 30, 2026 (1.1172).Pricing page
$14.75$0.6703$4.02Not listed256,000

Order depends on listed price for your volume only. No provider pays for its position.

Input volume includes the cached share, not an additional token volume. This is a list-price estimate, not a quote: cache-write charges, cache eligibility/TTL, batch discounts, long-context surcharges, regional pricing and taxes are excluded. Check the provider's terms for your workload before switching.

Accuracy: GPQA Diamond (graduate-level science questions) measured by Epoch AI (CC BY 4.0) on qwen3.5-397b-a17b_none, run Aug 7, 2026. The model is the same at every provider, though quantized deployments can score lower.

Price history

Cheapest blended price: $0.8775 on Sep 28, 2026, now $1.09 at DeepInfra (+24%).

Sep 28, 2026: $0.8775 (SiliconFlow)Oct 31, 2026: $1.09 (DeepInfra)
Show all 2 steps with sources

Every step is a confirmed list-price change; links go to each provider's pricing page. All price changes

Switch to the cheapest provider

Switch to DeepInfra

Already using the OpenAI SDK? Change the base URL, key and model name:

from openai import OpenAI
import os

client = OpenAI(
    base_url="https://api.deepinfra.com/v1/openai",
    api_key=os.environ["DEEPINFRA_API_KEY"],
)
response = client.chat.completions.create(
    model="Qwen/Qwen3.5-397B-A17B",
    messages=[{"role": "user", "content": "Hello"}],
)
Base URL from DeepInfra's API docs, model name from the open pricing datasets. Check the model page in DeepInfra's docs before you switch production traffic.

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Before you pick a provider

DeepInfra lists Qwen3.5 397B-A17B 19% below the developer's own API (Alibaba Cloud Model Studio) on a blended basis. Check rate limits, data retention and model quantization before switching.

Context windows differ by provider, from 256K to 262K tokens. A cheaper host may not accept your longest prompts.

1 of 5 providers list a cached-input price. Repeated system prompts or documents can cost much less there than the standard input rate shown above.