Model comparison

satp-policy-v4.27 vs Claude 4 Sonnet

Capability radar, value bars, and side-by-side posture.

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satp-policy-v4.27
Not scored
value score
Claude 4 Sonnet
91
value score
satp-policy-v4.27 ctx
Claude 4 Sonnet ctx
200K

Capability radar

Value · context · multimodal · openness · speed posture

Value head-to-head

  • Claude 4 Sonnet91

Attribute tape

Fieldsatp-policy-v4.27Claude 4 Sonnet
DeveloperChristianZ97Anthropic
Context200K
ModalitiesText, Code, Image
OpennessProprietary Model
SpeedFast
Price$3/1M in · $15/1M out
Value score91
SummaryA reinforcement-learning policy checkpoint for Lean-style automated theorem proving, part of the SATP/Aesop-RL model family developed by ChristianZ97. The model selects proof tactics and lemma configurations during formal proof search.Balanced Claude model for coding and agents.
Open satp-policy-v4.27Open Claude 4 Sonnet