Which is cheaper, Gpt 4o Search Preview or Gpt 5 1 Codex Max?
Gpt 5 1 Codex Max costs $1.25/M input; Gpt 4o Search Preview costs $2.5/M input. Price spread matters at billion-token scale.
Gateway catalog snapshot.
Gpt 5 1 Codex Max is cheaper at $1.25/M input vs $2.5/M input for Gpt 4o Search Preview. Compare context, hosts, and o10 routing bands.
Last updated: 2026-06-27. Full catalog. Reference prices are dated snapshots. Compare total cost and measured task quality before choosing a route.
Gpt 4o Search Preview vs Gpt 5 1 Codex Max. Price, context, routing
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How do Gpt 4o Search Preview and Gpt 5 1 Codex Max context windows compare?
Gpt 4o Search Preview: 128,000 tokens. Gpt 5 1 Codex Max: 400,000 tokens.
01Deep dive
Comparison summary
Gpt 5 1 Codex Max is cheaper at $1.25/M input vs $2.5/M input for Gpt 4o Search Preview. Compare context, hosts, and o10 routing bands.
Gpt 5 1 Codex Max is cheaper at $1.25/M input vs $2.5/M input for Gpt 4o Search Preview. Compare context, hosts, and o10 routing bands.
SourceMethodology
o10 gateway + fulfillment catalog snapshot.
FAQFrequently asked questions
Common questions
Which is cheaper, Gpt 4o Search Preview or Gpt 5 1 Codex Max?
Gpt 5 1 Codex Max at $1.25/M input vs $2.5/M for Gpt 4o Search Preview.
Can you run both on the same hosts?
Gpt 4o Search Preview: OpenRouter. Gpt 5 1 Codex Max: OpenRouter.