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Compare models

Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Perceptron Mk1.5PerceptronRemove
  2. GPT-6.1 SolOpenAIRemove
  3. GPT-6 SolOpenAIRemove
  4. Mistral Small 4Mistral AIRemove

4 is the maximum. Remove one to add another.

perceptron-mk1.5 vs gpt-6.1-sol vs gpt-6-sol vs mistral-small-2603
AttributePerceptron Mk1.5perceptron-mk1.5GPT-6.1 Solgpt-6.1-solGPT-6 Solgpt-6-solMistral Small 4mistral-small-2603
Pricing
Input$0.15 / 1M$2.00 / 1M$2.00 / 1M$0.15 / 1M
Output$1.50 / 1M$10.00 / 1M$10.00 / 1M$0.60 / 1M
Cache Write (5m)$0.15 / 1M$2.00 / 1M$2.00 / 1M$0.15 / 1M
Cache Write (1h)$0.15 / 1M$2.00 / 1M$2.00 / 1M$0.15 / 1M
Cache Read$0.15 / 1M$2.00 / 1M$2.00 / 1M$0.15 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context36.9K1M1.1M262.1K
Max outputN/AN/AN/AN/A
Capabilities
VisionNoYesYesYes
Function CallingNoYesYesYes
JSON ModeNoYesYesYes
StreamingYesYesYesYes
Catalogue
ProviderPerceptronOpenAIOpenAIMistral AI
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released2026-09-25———
Description
SummaryPerceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.GPT-6.1 Sol is an upgraded high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra. It is optimized for agentic coding, computer use, document-heavy professional work, and multi-step business automation, delivering near-Astra-level capability at significantly lower cost. Compared with GPT-6 Sol, it offers improved factual reliability and stronger adherence to explicit constraints and user intent, making it well suited for complex, long-running agentic workflows where accurate and dependable execution is critical.GPT-6 Sol is OpenAI's cost-efficient high-end model in the GPT-6 series, positioned between the flagship GPT-6 Astra and the fast GPT-6 Luna tier. It is designed for professional knowledge work, agentic coding, business workflow automation, and computer-use tasks, with particular strength in long-horizon software engineering across real-world codebases. GPT-6 Sol approaches Astra-level factual reliability at a significantly lower cost, while sharing its clear and concise communication style. This balance of capability, reliability, and efficiency makes it well suited for production agents, complex engineering workflows, and scalable professional applicationsMistral Small 4 is the latest release in the Mistral Small family, unifying capabilities from multiple flagship models into a single system. It integrates strong reasoning (Magistral), multimodal understanding (Pixtral), and agentic coding capabilities (Devstral), enabling a versatile, all-in-one model. Designed to handle complex analysis, software development, and visual tasks within the same workflow, Mistral Small 4 is well suited for integrated agentic applications and end-to-end problem solving across domains.