Deep Cogito

Cogito v2.1 671B

A post-trained reasoning and coding model derived from a DeepSeek base.

open-weightsreasoningcoding

Model record

Cogito v2.1 671B model overview

Cogito v2.1 671B is a open weights model from Deep Cogito. Its release date was unavailable during review. Its strongest case is downloadable reasoning model, while buyers should account for release date, context, and checkpoint license unavailable.

Cogito v2.1 671B benchmark snapshot

EvaluationReported scoreWhat it probes
MMLU-ProNot reportedBroad knowledge and multi-step reasoning
GPQA DiamondNot reportedGraduate-level science reasoning
SWE-bench VerifiedNot reportedVerified real-repository issue resolution
LiveCodeBenchNot reportedContamination-aware competitive programming
SWE-Bench ProNot reportedLonger, harder professional software tasks
Artificial Analysis Intelligence IndexNot reportedComposite third-party capability index; version matters

Scores are percentages reported by model creators or benchmark maintainers under varying settings. A blank is preferable to an inferred result. See our methodology.

Cogito v2.1 671B strengths

  • Downloadable reasoning model

Cogito v2.1 671B limitations

  • Release date, context, and checkpoint license unavailable
  • Derived from a DeepSeek base
Editorial take: Benchmark rank should narrow a shortlist, not close a purchase. Run a private evaluation with representative prompts, failure cases, latency targets, and total token costs.

Source record

Specifications and scores are linked to the best source located during review. Provider-reported results are not presented as third-party lab reproductions.

Read Deep Cogito v2.1 research page