name = "o3"
description = "Deliberate o-series reasoner for hard math, coding, and multi-step analysis"
family = "o"
release_date = "2025-04-16"
last_updated = "2025-04-16"
attachment = true
reasoning = true
temperature = false
tool_call = true
structured_output = true
knowledge = "2024-05"
open_weights = false

[limit]
context = 200_000
output = 100_000

[modalities]
input = ["text", "image", "pdf"]
output = ["text"]

[[benchmarks]]
name = "Aider Polyglot"
score = 81.3
metric = "percent correct"
source = "https://aider.chat/docs/leaderboards/"
date = "2025-06-25"