Claude Opus 5 (Fast)
As of Oct 4, 2026, the cheapest Claude Opus 5 (Fast) API price is $10 per 1M input tokens (Vercel AI Gateway) and $50 per 1M output tokens (Vercel AI Gateway). Claude Opus 5 (Fast) is offered by 2 providers in the claude-opus family, reasoning enabled.
API pricing by provider
Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.
| Vercel AI Gateway | Cheapest$10 | Cheapest$50 | $1 | $12.5 | 1.0M |
| Venice AI | $12 | $60 | $1.2 | $15 | 1.0M |
Claude Opus 5 (Fast) pricing FAQ
What is the cheapest Claude Opus 5 (Fast) API?
As of Oct 4, 2026, Vercel AI Gateway has the lowest Claude Opus 5 (Fast) output price at $50 per 1M tokens, and Vercel AI Gateway has the lowest input price at $10 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.
How many providers offer Claude Opus 5 (Fast)?
2 providers list Claude Opus 5 (Fast) on Sovyron; 2 of them sell it at a metered per-token price.
Is Claude Opus 5 (Fast) free?
No provider in the Sovyron catalog lists a free tier for Claude Opus 5 (Fast).
What is the context window of Claude Opus 5 (Fast)?
Claude Opus 5 (Fast) supports a 1.0M-token context window and up to 128k output tokens.
Token cost calculator
What a month costs at one provider's published rates. Enter the tokens you expect to send and receive; cached tokens use the cached-input price where the provider lists one, and count as ordinary input where it does not.
Estimated
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