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Anthropic · Frontier

Claude Opus 4.8

The previous Opus flagship. Still strong on long-horizon agentic work and knowledge work, and the recommended fallback target when a newer model declines a request.

Model ID: claude-opus-4-8

What that means

A worked example

Per-token pricing is hard to feel. Take a moderately chatty production workload: 100 calls a day, roughly 10,000 tokens in and 2,000 out each time. On Claude Opus 4.8 that comes to about:

$300 / month

Before caching, batching or volume discounts, all of which move this number a long way. Illustrative only.

Strong at

  • -Long-horizon agents
  • -Knowledge work
  • -Clear writing

Typical use

  • -Overnight coding runs
  • -Report generation
  • -Memory-backed agents

Same tier

What else to look at

Full table →
ModelDeveloperContextIn / 1MOut / 1M
Claude Fable 5Anthropic1M$10$50
Claude Opus 5Anthropic1M$5$25
GPT-5.6 SolOpenAI1M$5$30
GPT-5.5OpenAI1M$5$30
Gemini 3.1 ProGoogle2M$2$12

Verified 2026-08-07.