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  1. Home
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  3. Compare

DeepSeek V4 Pro 0423 vs GPT Chat Latest

Compare DeepSeek V4 Pro 0423 from DeepSeek and GPT Chat Latest from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for deepseek
DeepSeek V4 Pro 0423
Favicon for openai
GPT Chat Latest
Favicon for deepseek
DeepSeek V4 Pro 0423
Favicon for openai
GPT Chat Latest

Overview

DeepSeek V4 Pro 0423
Author
DeepSeek
GPT Chat Latest
Author
OpenAI
DeepSeek V4 Pro 0423
Context length
1.05Mtokens
GPT Chat Latest
Context length
400Ktokens
DeepSeek V4 Pro 0423
Reasoning
GPT Chat Latest
Reasoning
DeepSeek V4 Pro 0423
Input modalities
GPT Chat Latest
Input modalities
DeepSeek V4 Pro 0423
Output modalities
GPT Chat Latest
Output modalities

DeepSeek V4 Pro 0423 vs GPT Chat Latest: side-by-side summary

DeepSeek V4 Pro 0423 and GPT Chat Latest are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

DeepSeek V4 Pro 0423, from DeepSeek, has a 1,048,576-token context window and is priced at $0.2871/M tokens input, $0.5742/M tokens output on OpenRouter.

GPT Chat Latest, from OpenAI, has a 400,000-token context window and is priced at $5/M tokens input, $30/M tokens output on OpenRouter.

Context window
  • DeepSeek V4 Pro 0423: 1,048,576 tokens
  • GPT Chat Latest: 400,000 tokens
Price
  • DeepSeek V4 Pro 0423: $0.2871/M tokens input, $0.5742/M tokens output
  • GPT Chat Latest: $5/M tokens input, $30/M tokens output
Provided by
  • DeepSeek V4 Pro 0423: DeepSeek
  • GPT Chat Latest: OpenAI
  • DeepSeek V4 Pro 0423 model details, providers and pricing
  • GPT Chat Latest model details, providers and pricing

DeepSeek V4 Pro 0423 vs GPT Chat Latest at a glance

DeepSeek V4 Pro 0423 vs GPT Chat Latest comparison
AttributeDeepSeek V4 Pro 0423GPT Chat Latest
Input price$0.2871/M tokens$5/M tokens
Output price$0.5742/M tokens$30/M tokens
Context window1,048,576 tokens400,000 tokens
Intelligence Index30.1Not available
Coding Index58.7Not available
Agentic IndexNot availableNot available
Latency (p50)2.02 s1.10 s
Throughput (p50)37.0 tok/s79.0 tok/s

Benchmark data updated Oct 24, 2026

Frequently asked questions

Is DeepSeek V4 Pro 0423 cheaper than GPT Chat Latest?

DeepSeek V4 Pro 0423 is cheaper than GPT Chat Latest on OpenRouter: DeepSeek V4 Pro 0423 costs $0.2871/M tokens input and $0.5742/M tokens output, while GPT Chat Latest costs $5/M tokens input and $30/M tokens output.

Which has the longer context window, DeepSeek V4 Pro 0423 or GPT Chat Latest?

DeepSeek V4 Pro 0423 has the longer context window at 1,048,576 tokens, compared with 400,000 tokens for GPT Chat Latest.

Which is faster, DeepSeek V4 Pro 0423 or GPT Chat Latest?

GPT Chat Latest is faster on OpenRouter, generating a median 79.0 tokens per second compared with 37.0 tokens per second for DeepSeek V4 Pro 0423.