Anthropic: Claude Opus 4.5
AnthropicClaude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows,
Multimodal vision
TextVision
Specifications
| Vendor | Anthropic |
| Family | anthropic |
| Context | 200K · 150k words（≈ a novella） |
| Max output | 200K · 150k words（≈ a novella） |
| Released | 2026-06-19 |
| Open source | No |
| Tool use | — |
Pricing across channels
per 1M tokens, USD
| Channel | Type | Input | Output | → |
|---|---|---|---|---|
| OpenRouter (auto) | Aggregator | $5.00 | $25.00 | visitAd |
OpenRouter API (auto-fetched)· 2026-06-19
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