Perceptron Mk1 (Mark One) is Perceptron's highest-quality vision-language model for video and embodied reasoning.** It accepts image and video inputs paired with natural language queries, and produces detailed visual understanding...
Model details →Perceptron: Perceptron Mk1 vs Anthropic: Claude Fable Latest
Perceptron: Perceptron Mk1 and Anthropic: Claude Fable Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
This model always redirects to the latest model in the Claude Fable family.
Model details →Side-by-side comparison
| Capability | Perceptron: Perceptron Mk1 | Anthropic: Claude Fable Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 33K | 1M | 🏆 Anthropic: Claude Fable Latest |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.15 | $10.00 | 🏆 Perceptron: Perceptron Mk1 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.50 | $50.00 | 🏆 Perceptron: Perceptron Mk1 |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 Anthropic: Claude Fable Latest |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Perceptron: Perceptron Mk1 better than Anthropic: Claude Fable Latest?
Perceptron: Perceptron Mk1 and Anthropic: Claude Fable Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Perceptron: Perceptron Mk1 and Anthropic: Claude Fable Latest?
Input: $0.15 vs $10.00 per 1M tokens. Output: $1.50 vs $50.00 per 1M tokens.
What context windows do Perceptron: Perceptron Mk1 and Anthropic: Claude Fable Latest support?
Perceptron: Perceptron Mk1 supports up to 33K tokens. Anthropic: Claude Fable Latest supports up to 1M tokens.
Do both Perceptron: Perceptron Mk1 and Anthropic: Claude Fable Latest support tool calling?
Perceptron: Perceptron Mk1: not advertised. Anthropic: Claude Fable Latest: yes.
Compare Perceptron: Perceptron Mk1 with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest