Claude Opus 4.8 (Fast) pricing
Fast-mode variant of [Opus 4.8](/anthropic/claude-opus-4.8) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode. Live index: 2 priced offers. Best input $10.00 per million tokens from Github Copilot. Best output $50.00 per million tokens from Github Copilot.
Pricing across providers
Every row is a seller of Claude Opus 4.8 (Fast) with token pricing we track. The cheapest input in this snapshot is from Github Copilot. The bar chart shows the same input and output dollars per million for a quick scan.
| Provider | Input / 1M | Output / 1M | Cached input | Batch |
|---|---|---|---|---|
GC Github Copilot | $10.00 | $50.00 | $1.00 | — |
O Openrouter | $10.00 | $50.00 | — | — |
Input vs output · per provider
Cost calculator
Use this block to stress test Claude Opus 4.8 (Fast) cost without a spreadsheet. All estimates come from public list rates in this page.
Provider
1.000000¢ / req
2.500000¢ / req
Model specifications
Context length, caps, and capability flags for Claude Opus 4.8 (Fast). Family: Claude Opus. Values follow the main provider (Anthropic) record in our index.
- Context window
- 1,000,000 tokens
- Max output
- 128,000 tokens
- Vision (images)
- Yes
- Tool / function calling
- Yes
- Streaming
- Yes
- Released
- May 2026
- Primary provider
- Anthropic
- Model family
- Claude Opus
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Frequently asked questions
Quick frequently asked items for Claude Opus 4.8 (Fast) pricing and limits. The short model note from our index: Fast-mode variant of [Opus 4.8](/anthropic/claude-opus-4.8) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs: https://platform.claude.com/docs/...
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Models close to Claude Opus 4.8 (Fast) by family, provider, and context window — each with live pricing in our catalog.