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GPT-5 Codex (High)

deprecated by benchmark source
OpenAI · released 2025-09-23 · 1 offer

Context 400K tokens

Top 1 cheapest providers (Adjusted $/task)

Within the active global provider, residency and confidentiality filters.

#ProviderAdjusted $/task
1Azure AI Foundrydirect — Direct price: Azure AI Foundry's own price list (https://prices.azure.com/api/retail/prices), collected 2026-11-03.

Composite

1 of 7 inputs6 radar axes: DesignArena's two boards share one

28.5

 Thin data · 1/7Based on only 1 of 7 Composite inputs — treat this rank as uncertain

dominance-adjusted from 34.7: a better-measured model that is at least as good on each of these inputs ranks above it

AA Coding v4.xCoding Agent v1.4AA Intelligence (est.)AA AgenticEpoch ECISoftware ECIDesignArenaAA Intelligence (est.): percentile 74

AA Coding v4.x —Coding Agent v1.4 —AA Intelligence (est.) 12.5AA Agentic —Epoch ECI —Software ECI —DesignArena —/—

Radar: percentile among all models measured on each input; a gap means not measured.

Benchmark sheet

10 of 319 registered benchmark versions · bars show the percentile among all models measured on each benchmark.

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Agentic

Instruction-following

Knowledge

Long-context

  • AA-LCR v1.16971.7%

    AA-LCR v1.1 v1.1 → · Published board — Tests reasoning across multiple long documents with corrected answer keys and grading.

Math

  • AIME 2025 (AA)10098.7%

    AIME 2025 (AA) v2025 → · Published board — Advanced mathematical problem solving on AIME I and II 2025.

Science

Tool-use

Vision

Missing coverage · 309 benchmark versions

No result does not mean a zero, or that the model was never tested. Collection failures and disputed versions retain their distinct status.

Token offers by platform · 1 offer (Adjusted $/task)

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1 offer within the active global filters; “price n/a” means the provider serves the model but publishes no direct token price we could collect — no other channel's price is shown in its place.

Azure AI Foundry (1)

Direct prices from Azure AI Foundry's own price list. Source: prices.azure.com/api/retail/prices, collected 2026-11-03.

Azure AI Foundry
GPT-5 Codex (High) — benchmarks & cost | Benchmark Heaven