Translate
Independent model intelligence

Find the right AI model,
not just the loudest one.

Compare current model capability, context, modalities, public preference and API economics in one continuously refreshed decision surface.

LiveBench 2.0 LMArena models.dev OpenRouter AIHOT cross-check
Back to leaderboard
OpenAI · Active

o3-2025-04-16

o family · launched 2025-04-16

MultimodalReasoningToolsStructured
AITopic score45.4Not yet ranked

Deliberate o-series reasoner for hard math, coding, and multi-step analysis

Evidence coverage5%1 evaluations · 1 institutions
Context / maximum output200k / 100ktokens
Cache / input / output$0.5 · $2 · $8USD per million tokens
Value / freshness29.0 / 32relative value · release freshness
Product profile

What this model supports

Inputtext, image, pdf
Outputtext
Knowledge cutoff2024-05
WeightsProprietary / hosted
Capability profile

Strengths by domain

Coding—0 public results
Research & reasoning—0 public results
Professional work—0 public results
Knowledge & instruction—0 public results
Behind the score

Every result has a source

Raw results and standardized readings are shown together. Missing tests add neither points nor penalties.

Human preference & indices2 results

AA IndexArtificial Analysis61.03 indexReading 45.4

Imported from Artificial Analysis. The published 0–100 score is used directly; it is not z-score normalized.

Configuration: o3-2025-04-16Open evidence
Arena TextLMArena1,409.8 EloReading 45.4

Direct LMArena text leaderboard result.

Open evidence
Same builder

More from OpenAI