Compare AI Coding Tools

Comparing 3 tools side by side

Comparison	GPT-5✓ OpenAI's first unified reasoning model: 70.1% SWE-bench, 400K context, and $1.25/$10 per MTok Pay-per-use	OpenAI API✓ API access to GPT-5.2, Codex models, Responses API, Agents SDK, and the full OpenAI platform Pay-per-use	Anthropic Claude API✓ Build with Claude Opus 4.6, Sonnet 4.6, and Haiku via the Anthropic API with MCP and adaptive thinking Pay-per-use
Category	AI Model	API/SDK Tool	API/SDK Tool
Pricing	Standard: $1.25 / 1M input, $10 / 1M output Batch or Flex: $0.625 / 1M input, $5 / 1M output Priority: $2.50 / 1M input, $20 / 1M output	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	Opus 4.6: $5 / 1M input, $25 / 1M output Sonnet 4.6: $3 / 1M input, $15 / 1M output Haiku 4.5: $1 / 1M input, $5 / 1M output
AI Models	gpt-5gpt-5-2025-08-07	gpt-5.2gpt-5gpt-5.3-codexgpt-5-codexgpt-4.1+7 more	claude-opus-4-6claude-sonnet-4-6claude-haiku-4-5
Context Window	400,000 tokens (128,000 max output)	Up to 1M tokens (GPT-4.1); 400K tokens (GPT-5 family)	200K standard; 1M beta on Opus 4.6
Capabilities	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File Voice Input	Code Completion Code Generation Code Review Debugging Refactoring Testing Documentation Chat Agentic Mode Multi File
Platforms	APIWebDesktop	APIWebDesktop	APIWeb
Languages	Any (via API)	Any language via REST/HTTP	Any (via REST API)
Open Source	No	No	No
GitHub Stars	N/A	N/A	N/A
Users	N/A	200M+ ChatGPT weekly active users	N/A
Rating	N/A	N/A	N/A
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