---
title: Claude Opus API Access
description: "Access Claude Opus 4.8 and 4.7 through one apiToken.sale key at up to 80% off official rates. Best for complex reasoning, refactors and long agent sessions."
url: https://apitoken.sale/docs/learn/claude-opus-api
language: en
---

# Claude Opus 4.8 through the API

Opus is Claude's most capable tier — the model to reach for on hard reasoning, architecture and long agentic runs. apiToken.sale gives you Opus 4.8 and 4.7 on the same key and balance as every other model.

## When to use Opus

- Complex refactors and multi-file changes.
- Architecture, planning and high-stakes reasoning.
- Long sessions where consistency and cache reuse matter.

## Opus on your balance

Opus 4.8 (model ID claude-opus-4-8) and Opus 4.7 are billed at official token rates minus your discount, so you get the top tier for a fraction of the list price.

| Model | Official in / out ($ per 1M) | Here from (−60%) | Best (−80%) |
| --- | --- | --- | --- |
| Claude Opus 4.8 | $5 / $25 | $2 / $10 | $1 / $5 |
| Claude Opus 4.7 | $5 / $25 | $2 / $10 | $1 / $5 |

[Claude Opus 4.8 pricing in detail (cache rates, context, FAQ)](/models/claude-opus-4-8)

## Frequently asked questions

### Which Opus models are available?

Claude Opus 4.8 (claude-opus-4-8) and Claude Opus 4.7, on the same key and prepaid balance as Sonnet and Haiku.

### Is Opus worth the extra tokens?

For complex reasoning, refactors and long agent runs, yes. For fast, cheap tasks, Haiku or Sonnet is usually the better value.

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Get a key: https://apitoken.sale/register
More guides: https://apitoken.sale/docs/learn