Clinical Benchmarks

o3

Released 16 Apr 2025$2 input, $8 output per million tokens200K contextproprietaryAlso written as o3-2025-04-16, OpenAI o3, openai-o3, openai/o3-2025-04-16Compare with other models

Clinical Benchmarks Index
59.6rank 45 of 148; 73.0 × 0.816 = 59.6, from 2 of 10 boards
Boards
2 of 13
Results
2
Latest measurement
Sep 2026

Results

Each line is placed on its own board. Dark tick: the board leader.

Documentation and coding

  1. MedScribe (Vals AI)
    model ID openai/o3-2025-04-16; max_output_tokens=30000; reasoning_effort=high
    76.65
    Rank 70 of 105Leader Claude Opus 5.5 91.43
    Official leaderboard
    Measured Sep 2026
  2. MedCode (Vals AI)
    model ID openai/o3-2025-04-16; reasoning_effort=high; max_output_tokens=30000
    47.29
    Rank 31 of 103Leader Claude Opus 5 63.57
    Official leaderboard
    Measured Sep 2026

Sources

Open a line for the quote and page.

  1. 70MedScribe (Vals AI) model ID openai/o3-2025-04-16; max_output_tokens=30000; reasoning_effort=high 76.65
    Printed as 76.65%Official leaderboard, measured Sep 2026Configuration: model ID openai/o3-2025-04-16; max_output_tokens=30000; reasoning_effort=high
    Vals AI MedScribe leaderboard official leaderboard, Vals AI, 3 Sep 2026. Vals AI MedScribe leaderboard, View: All Models, Task: Overall, row 70 of 105 (o3), Accuracy column; Updated 9/29/2026. Rendered BenchmarkView table; configuration from embedded astro-island BenchmarkView props, benchmarkView.default.tasks.overall["openai/o3-2025-04-16"].
    70 | o3 | 76.65%±1.87 | $2/$8 | 46.39s
    Every result from this document
  2. 31MedCode (Vals AI) model ID openai/o3-2025-04-16; reasoning_effort=high; max_output_tokens=30000 47.29
    Printed as 47.29%Official leaderboard, measured Sep 2026Configuration: model ID openai/o3-2025-04-16; reasoning_effort=high; max_output_tokens=30000
    Vals AI MedCode leaderboard official leaderboard, Vals AI, 29 Sep 2026. MedCode leaderboard, Overall task, All Models expanded, rank 31 of 103; Accuracy column; board Updated 9/29/2026. Rendered table row; configuration from embedded BenchmarkView props benchmarkView.default.tasks.overall["openai/o3-2025-04-16"].
    31 | o3 | 47.29%±2.16 | $2/$8 | 17.68s
    Every result from this document

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