DeepSeek V3.2 vs Grok 4 Fast: side-by-side summary

DeepSeek V3.2 and Grok 4 Fast are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

DeepSeek V3.2, from DeepSeek, has a 163,840-token context window and is priced at $0.2088/M tokens input, $0.3096/M tokens output on OpenRouter.

Grok 4 Fast, from SpaceXAI, has a 2,000,000-token context window and is priced by the provider serving it on OpenRouter.

Context window

• DeepSeek V3.2: 163,840 tokens
• Grok 4 Fast: 2,000,000 tokens

Price

• DeepSeek V3.2: $0.2088/M tokens input, $0.3096/M tokens output
• Grok 4 Fast: Pricing varies by provider

Provided by

• DeepSeek V3.2: DeepSeek
• Grok 4 Fast: SpaceXAI

• DeepSeek V3.2 model details, providers and pricing
• Grok 4 Fast model details, providers and pricing