Anthropic's new flagship for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5.
Thinking Machines Lab's smaller, more efficient open-weight multimodal model, with 12B active parameters out of 276B total.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Claude Opus 5.5 and Inkling Small are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Inkling Small has a lower blended cost. Claude Opus 5.5: $4.00 input / $20.00 output. Inkling Small: $0.45 input / $1.20 output.
Claude Opus 5.5 has a larger context window: Claude Opus 5.5 supports 1M tokens vs Inkling Small at 524K tokens.
Yes, both Claude Opus 5.5 and Inkling Small support vision/image input.
Key differences: Inkling Small is significantly cheaper. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Opus 5.5 and Inkling Small for free on idapt.app to see which performs better for your specific needs.