Model comparison

Perceptron Mk1 vs Claude Fable Latest

Compare Perceptron: Perceptron Mk1 (OpenRouter) and Anthropic: Claude Fable Latest (OpenRouter) by price, context, capabilities, and latency.

Which should you pick?

  • Price: Perceptron: Perceptron Mk1 is cheaper ($0.029 / 1M tokens input / $0.282 / 1M tokens output) vs Anthropic: Claude Fable Latest ($1.88 / 1M tokens input / $9.40 / 1M tokens output).
  • Context: Anthropic: Claude Fable Latest has the larger context window (1M tokens).
  • Anthropic: Claude Fable Latest adds: Tool calling, JSON mode, Long context.

Side by side

Perceptron: Perceptron Mk1 vs Anthropic: Claude Fable Latest — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
Perceptron: Perceptron Mk1perceptron/perceptron-mk1OpenRouter$0.029 / 1M tokens$0.282 / 1M tokens32.8k
StreamingVision
image understanding, multimodal chat1000-3000msCatalogPlatform curated
Anthropic: Claude Fable Latest~anthropic/claude-fable-latestOpenRouter$1.88 / 1M tokens$9.40 / 1M tokens1M
StreamingTool callingJSON modeVision
image understanding, multimodal chat1000-3000msCatalogPlatform curated

FAQ

Perceptron: Perceptron Mk1 vs Anthropic: Claude Fable Latest FAQ

Is Perceptron: Perceptron Mk1 or Anthropic: Claude Fable Latest cheaper?

Perceptron: Perceptron Mk1 is cheaper ($0.029 / 1M tokens input / $0.282 / 1M tokens output) vs Anthropic: Claude Fable Latest ($1.88 / 1M tokens input / $9.40 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, Perceptron: Perceptron Mk1 or Anthropic: Claude Fable Latest?

Anthropic: Claude Fable Latest is larger (1M tokens) vs 32.8k tokens.

Perceptron: Perceptron Mk1 vs Anthropic: Claude Fable Latest for Vision: which should I pick?

Both target Vision. Pick Perceptron: Perceptron Mk1 to optimize cost, or Anthropic: Claude Fable Latest for the longer context window. Test both on real prompts before committing production traffic.