Context Window
1,000,000
Input tokens
Full-context input ≈ $10
Model Cost Profile
Developer: anthropic· Tokenizer: Claude · Quantization: unknown
Canonical ID: anthropic/claude-4.8-opus-fast-20260528
Pricing updated May 29, 2026
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
Provider Compliance
Context Window
1,000,000
Input tokens
Full-context input ≈ $10
Max Output
128,000
Completion tokens
Input Price / 1M
$10.00
Prompt tokens
Output Price / 1M
$50.00
Completion tokens
Top Benchmark
Pending
No benchmark data yet
Price History
Not enough data yet. Price tracking started recently — check back in a few days.
Performance History
Not enough data yet. Performance tracking started recently — check back in a few days.
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $10.00 |
| Output (Completion) | $50.00 |
| Cache Read | $1.00 |
| Cache Write | $12.50 |
| Web Search | $10,000.00 |
Estimate monthly spend for Anthropic: Claude Opus 4.8 (Fast) based on your workload.
Estimated Monthly Cost
$850
25M input + 12M output tokens
Quick links for cost-down decisions before production rollout.