DeepSeek-V4-Pro added to serverless with 512,000-token context, $2.10 input per 1M

deepseek-ai/DeepSeek-V4-Pro has been added to serverless.

• Context length: 512,000.
• Pricing: $2.10 input / $4.40 output / $0.20 cached input (per 1M tokens).
• Quantization: FP4.
• Function calling and structured outputs supported.