Compare OpenAI Codex Mini and GPT-5.2, both from OpenAI, context windows of 200K vs 400K, tested across 10 shared challenges.
No community votes yet. On paper, GPT-5.2 has the edge — bigger model tier, newer, bigger context window.
OpenAI Codex Mini is cheaper on both — 1.2× input, 2.3× output
Compare OpenAI Codex Mini and GPT-5.2, both from OpenAI, context windows of 200K vs 400K, tested across 10 shared challenges.
No community votes yet. On paper, GPT-5.2 has the edge — bigger model tier, newer, bigger context window.
OpenAI Codex Mini is cheaper on both — 1.2× input, 2.3× output