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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. S1Fish AudioRemove
  3. Grok 4.7SpaceXAIRemove
perceptron-mk1.5 vs s1 vs grok-4.7
AttributePerceptron Mk1.5perceptron-mk1.5S1s1Grok 4.7grok-4.7
Pricing
Input$0.15 / 1M$0 / 1M$1.60 / 1M
Output$1.50 / 1M$0 / 1M$4.80 / 1M
Cache Write (5m)$0.15 / 1MNot applicable$1.60 / 1M
Cache Write (1h)$0.15 / 1MNot applicable$1.60 / 1M
Cache Read$0.15 / 1MNot applicable$1.60 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M
Context
Max context36.9KN/A500K
Max outputN/AN/AN/A
Capabilities
VisionNoNoYes
Function CallingNoNoYes
JSON ModeNoNoYes
StreamingYesNoYes
Catalogue
ProviderPerceptronFish AudioSpaceXAI
Categorychatvoicechat
Charge typePay As You GoPay As You GoPay As You Go
Released2026-09-252026-07-29—
Description
SummaryPerceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.Grok 4.7 is SpaceXAI's flagship model for coding, agentic workflows, and professional knowledge work, succeeding Grok 4.6. It is particularly strong at long-running software engineering, self-verification, and long-context execution, while improving capabilities in document drafting, presentations, and other professional tasks. Trained with extended reinforcement learning focused on multi-hour problems, Grok 4.7 is optimized for sustained, complex task execution and natively supports the Grok Bot harness for conversational workflows. It also introduces an enhanced safeguard stack designed to combine strong jailbreak resistance with low refusal rates for legitimate technical work. Reported benchmark results use xhigh reasoning effort.