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GPT-5 Pro vs GPT-5.2 Codex
Comprehensive side-by-side LLM comparison
GPT-5 Pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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OpenAI
GPT-5 Pro is an extended-reasoning variant from the GPT-5 family that applies more compute per response for deeper, more thorough answers on complex problems. It features the same 400K token context window and multimodal capabilities as GPT-5, with additional reasoning depth suited to research-grade analysis, advanced coding, and tasks requiring comprehensive, accurate outputs.
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OpenAI
GPT-5.2 Codex is a coding-specialized variant from the GPT-5.2 family, designed for software engineering workflows including automated code generation, multi-file editing, and agentic development. It builds on GPT-5.2's improved instruction following and long-context capabilities, with optimizations specifically targeting programming tasks and agentic software workflows.
5 months newer
GPT-5 Pro
OpenAI
2025-08-07
GPT-5.2 Codex
OpenAI
2026-01-14
Provider Availability & Performance
Available providers and their performance metrics
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GPT-5 Pro
0 providers
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GPT-5.2 Codex
0 providers
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GPT-5 Pro
Avg Score:0.0%
Providers:0
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GPT-5.2 Codex
Avg Score:0.0%
Providers:0