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Claude Opus 5 vs Ternary Bonsai 2 27B

Compare Claude Opus 5 from Anthropic and Ternary Bonsai 2 27B from Prism Ml on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for anthropic
Claude Opus 5
Favicon for prism-ml
Ternary Bonsai 2 27B
Favicon for anthropic
Claude Opus 5
Favicon for prism-ml
Ternary Bonsai 2 27B

Overview

Claude Opus 5
Author
Anthropic
Ternary Bonsai 2 27B
Author
Prism Ml
Claude Opus 5
Context length
1Mtokens
Ternary Bonsai 2 27B
Context length
262Ktokens
Claude Opus 5
Reasoning
Ternary Bonsai 2 27B
Reasoning
Claude Opus 5
Input modalities
Ternary Bonsai 2 27B
Input modalities
Claude Opus 5
Output modalities
Ternary Bonsai 2 27B
Output modalities

Claude Opus 5 vs Ternary Bonsai 2 27B: side-by-side summary

Claude Opus 5 and Ternary Bonsai 2 27B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Claude Opus 5, from Anthropic, has a 1,000,000-token context window and is priced at $5/M tokens input, $25/M tokens output on OpenRouter.

Ternary Bonsai 2 27B, from Prism Ml, has a 262,144-token context window and is priced at $0.075/M tokens input, $0.50/M tokens output on OpenRouter.

Context window
  • Claude Opus 5: 1,000,000 tokens
  • Ternary Bonsai 2 27B: 262,144 tokens
Price
  • Claude Opus 5: $5/M tokens input, $25/M tokens output
  • Ternary Bonsai 2 27B: $0.075/M tokens input, $0.50/M tokens output
Provided by
  • Claude Opus 5: Anthropic
  • Ternary Bonsai 2 27B: Prism Ml
  • model details, providers and pricing
Claude Opus 5
model details, providers and pricing
Ternary Bonsai 2 27B