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.

LMArena models.dev OpenRouter Artificial Analysis when available
Back to leaderboard
Anthropic · Active

claude-sonnet-4-6

claude-sonnet family · launched 2026-02-17

MultimodalReasoningTools
AITopic score50.7#28 overall

Balanced Claude model for coding, analysis, agent workflows, and cost control

Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output200k / 64ktokens
Cache / input / output$0.3 · $3 · $15USD per million tokens
Value / freshness41.7 / 58relative value · release freshness
Product profile

What this model supports

Inputtext, image, pdf
Outputtext
Knowledge cutoff2025-08-31
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 Analysis50.69 indexReading 50.7

Imported from a directly fetched third-party leaderboard.

Configuration: claude-sonnet-4-6Open evidence
Arena TextLMArena1,457.9 EloReading 50.7

Direct LMArena text leaderboard result.

Open evidence
Same builder

More from Anthropic