Claude Opus 4.8 Fast
Anthropic · model · context window 1,000,000 tokens.
Pricing (per 1M tokens)
Input$10.00
Output$50.00
Cache read$1.00
Cache write$12.50
Specifications
Context window1,000,000 tokens
Max output128,000 tokens
Modalitiestext
VisionNo
Tool useYes
ReasoningNo
Prompt cachingNo
Estimate cost with Claude Opus 4.8 Fast
Claude Opus 4.8 Fast is pre-selected below. Enter your token counts and volume to see the cost per request, per day and per month — then switch models to compare.
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Result
$0.0350 per request
~$1,050.00/month at 1,000 requests/day
- Input cost
- $0.0100
- Output cost
- $0.0250
- Per request
- $0.0350
- Per day
- $35.00
- Per month
- $1,050.00
Source: community-hosted (cheapest of 4 providers, openrouter via models.dev). Prices are re-checked daily against the provider’s official pricing; this rate was last changed on 27 August 2026. A recent date here just means the price is still current, not that it moved.