Compare AI Coding Tools

Comparing 2 tools side by side

Comparison	DeepSeek Coder✓ Open-source MoE coding model (V2) with 128K context Open Source	OpenAI API✓ API access to GPT-5.2, Codex models, Responses API, Agents SDK, and the full OpenAI platform Pay-per-use
Category	Open Source Model	API/SDK Tool
Pricing	Open weights (self-hosted): $0 DeepSeek API (V3.2 chat/reasoner): Pay-as-you-go	GPT-5.2 (Flagship): $1.75 / 1M input, $14 / 1M output GPT-5: $1.25 / 1M input, $10 / 1M output GPT-4.1: $2 / 1M input, $8 / 1M output GPT-5 Mini / Nano: Mini: $0.25/$2 \| Nano: $0.05/$0.40 per MTok Batch: 50% discount vs standard pricing
AI Models	DeepSeek-Coder-V2-Instruct (236B / 21B active)DeepSeek-Coder-V2-Lite-Instruct (16B / 2.4B active)	gpt-5.2gpt-5gpt-5.3-codexgpt-5-codexgpt-4.1+7 more
Context Window	128K tokens	Up to 1M tokens (GPT-4.1); 400K tokens (GPT-5 family)
Capabilities	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Multi File	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File Voice Input
Platforms	All platforms via API	APIWebDesktop
Languages	338 programming languages	Any language via REST/HTTP
Open Source	Yes	No
GitHub Stars	6,277Most	N/A
Users	Open-source community	200M+ ChatGPT weekly active users
Rating	N/A	N/A
Visit	Visit Website →View Details	Visit Website →View Details