Overview
Step 3.7 Flash vs DeepSeek V4 Pro 0423: side-by-side summary
Step 3.7 Flash and DeepSeek V4 Pro 0423 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Step 3.7 Flash, from stepfun, has a 262,144-token context window and is priced at $0.16/M tokens input, $0.92/M tokens output on OpenRouter.
DeepSeek V4 Pro 0423, from DeepSeek, has a 1,048,576-token context window and is priced at $0.9553/M tokens input, $1.911/M tokens output on OpenRouter.
- Context window
- Step 3.7 Flash: 262,144 tokens
- DeepSeek V4 Pro 0423: 1,048,576 tokens
- Price
- Step 3.7 Flash: $0.16/M tokens input, $0.92/M tokens output
- DeepSeek V4 Pro 0423: $0.9553/M tokens input, $1.911/M tokens output
- Provided by
- Step 3.7 Flash: stepfun
- DeepSeek V4 Pro 0423: DeepSeek