Flagship Claude model for deep reasoning, coding, and long-horizon agents
Anthropic: Claude Opus 4 is offered by 2 providers on this page. Its reference price is $15.00 per 1M input tokens and $75.00 per 1M output tokens.
The context window is 200,000 tokens, with an output limit of 32,000 tokens. It supports reasoning and tool use. Accepted input modalities are Text, Image, and PDF. Providers report the capability flags inconsistently, so verify a specific feature against the host you plan to use. Its training knowledge cuts off at 2025-05.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Helicone | Gateway | $15.00 | $75.00 | $1.50 | $18.75 | 200,000 | 32,000 | |
| Kilo Gateway | Gateway | $15.00 | $75.00 | $1.50 | $18.75 | 200,000 | 32,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.