o3 (2025-04-16)
Apr 2025
o3 (2025-04-16)Compare inon
Benchmarks of o3 (2025-04-16)31
BenchmarkByScoreRank
Knowledge15
Reasoning1
Math4
Legacy · saturated or no longer reported11
No benchmark matches
Rankingat high effort?
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperMuse Sparkunstated×7-43%$1.25 / $4.25Only n=1 · Meta / Chat Completions+1
BetterClaude Opus 4.8max×15+186%$4.08
OpenKimi K2.6unstated×7-51%$0.95 / $4
CheaperGLM 5.1unstatedOpen×6-39%$1.40 / $4.40No image input
CheaperQwen3.6 Plusunstated×4-68%$0.50 / $3ModelScoreCostPer taskWhat changes
Muse Sparkunstated×7-43%$1.25 / $4.25Only n=1 · Meta / Chat Completions+1Kimi K2.6unstatedOpen×7-51%$0.95 / $4GLM 5.1unstatedOpen×6-39%$1.40 / $4.40No image inputQwen3.6 Plusunstated×4-68%$0.50 / $3GPT-5.4 Nano (2026-03-17)high×3-87%$0.20 / $1.25ModelScoreCostPer taskWhat changes
Claude Opus 4.8max×15+186%$4.08GPT-5.4 (2026-03-05)xhigh×13+61%$2.50 / $15Claude Opus 4.7xhigh×11+186%$5 / $25Claude Opus 4.6max×11+186%$5 / $25GPT-5.2 (2025-12-11)xhigh×9+38%$1.75 / $14ModelScoreCostPer taskWhat changes
Kimi K2.6unstatedOpen×7-51%$0.95 / $4GLM 5.1unstatedOpen×6-39%$1.40 / $4.40No image inputGLM-4.6unstatedOpensame-71%$0.60 / $2.20No image inputGLM 5unstatedOpensame-56%$1 / $3.20No image inputKimi K2 ThinkingunstatedOpen-100%-76%$0.47 / $2No image inputModelScoreCostPer taskWhat changes
GPT-5.4 (2026-03-05)xhigh×13—$2.50 / $15GPT-5.2 (2025-12-11)high×9—$1.75 / $14GPT-5 Pro (2025-10-06)×7—$15 / $120GPT-5.1 (2025-11-13)high×6—$1.25 / $10GPT-5 (2025-08-07)high×6—$1.25 / $10GPT-5.4 Nano (2026-03-17)high×3—$0.20 / $1.25GPT-5 Mini (2025-08-07)high×3—$0.25 / $2GPT-5.4 Mini (2026-03-17)highsame—$0.75 / $4.50All OpenAI models →Benchmarks
all categoriesChat & Knowledge
SimpleQA Verified v149.4#29
MATH Level 597.8#3
FrontierMath18.7#22
FrontierMath Tier 42.1#23
FrontierMath Tiers 1–3 (v2)33.3#55
Chess Puzzles36#35
Mystery Game Puzzles29#25
GPQA Diamond · Epoch81.8#66
OTIS Mock AIME 2024 202583.9#66
FAQ
How much does o3 (2025-04-16) cost?›
$2 per 1M input tokens and $8 per 1M output tokens.
Is o3 (2025-04-16) free to use?›
There is no free API; the cheapest paid price is $2 per 1M input tokens.
How good is o3 (2025-04-16), and what is it best at?›
#86 of 188 in Chat & Knowledge, #20 of 24 in Coding, #4 of 39 in Agents & Tool Use, #91 of 187 in Writing & Language.
Is o3 (2025-04-16) better than GPT-5 Nano (2025-08-07)?›
On FrontierMath Tier 4, o3 (2025-04-16) scores 2.1 vs 2.1 — about the same.
How can I use o3 (2025-04-16)?›
Through the OpenAI API.
What is the context window of o3 (2025-04-16)?›
200K tokens.
When was o3 (2025-04-16) released? Is there a newer version?›
Released 2025-04-16. It has been superseded by GPT-5.6 Sol.
Can o3 (2025-04-16) read images?›
It accepts text and images as input.
What is o3 (2025-04-16)?›
o3 (2025-04-16) is a language model from OpenAI, released Apr 2025.
What are the best alternatives to o3 (2025-04-16)?›
Muse Spark (cheaper), Claude Opus 4.8 (better), Kimi K2.6 (open weights).