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DeepSeek · Deprecated

deepseek-v3.1

deepseek family · launched 2025-08-21

ReasoningToolsOpen weights
AITopic score47.2Not yet ranked

Legacy model retained for compatibility with older integrations

Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output131.1k / 131.1ktokens
Cache / input / output— · $0.6 · $1.7USD per million tokens
Value / freshness57.6 / 41relative value · release freshness
Product profile

What this model supports

Inputtext
Outputtext
Knowledge cutoff2025-08
WeightsOpen weights
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 Analysis62.02 indexReading 47.2

Imported from a directly fetched third-party leaderboard.

Configuration: deepseek-v3.1Open evidence
Arena TextLMArena1,419.6 EloReading 47.2

Direct LMArena text leaderboard result.

Open evidence
Same builder

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