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Independent model intelligence

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not just the loudest one.

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

LMArena models.dev OpenRouter Artificial Analysis when available
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OpenAI · Active

gpt-5.1

gpt family · launched 2025-11-13

MultimodalReasoningToolsStructured
AITopic score48.3#83 overall

Sharper GPT-5 generation for coding, product work, and tool-assisted tasks

Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output400k / 128ktokens
Cache / input / output$0.13 · $1.25 · $10USD per million tokens
Value / freshness37.6 / 48relative value · release freshness
Product profile

What this model supports

Inputtext, image
Outputtext
Knowledge cutoff2024-09-30
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 Analysis62.29 indexReading 48.3

Imported from a directly fetched third-party leaderboard.

Configuration: gpt-5.1Open evidence
Arena TextLMArena1,422.3 EloReading 48.3

Direct LMArena text leaderboard result.

Open evidence
Same builder

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