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Qwen3.5 397B Fast

NeuralwattOpen weights

Qwen3.5 397B Fast by Neuralwatt costs $0.69 per 1M input tokens and $4.14 per 1M output tokens, with a 262K-token context window.

Pricing

Input (per 1M tokens)
$0.69
Output (per 1M tokens)
$4.14
Cached input (per 1M)
—

Specifications

Provider
Neuralwatt
Context window
262K tokens
Parameters
—
Released
Feb 2026
Open weights
Yes
Frontier model
No

Compare Qwen3.5 397B Fast with…

Qwen3.5 397B Fast vs Kimi K2.5$2.59/1MQwen3.5 397B Fast vs Kimi K2.6$3.22/1MQwen3.5 397B Fast vs Kimi K2.5 Fast$2.59/1MQwen3.5 397B Fast vs GLM 5 Fast$3.60/1MQwen3.5 397B Fast vs GLM 5.2$4.50/1MQwen3.5 397B Fast vs GLM 5.1 Fast$3.60/1M

FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.