← Model list
Claude Opus 5 (Fast)
anthropic·anthropic/claude-opus-5-fast·GA·Closed·claude-opus series·NEW
Flagship Claude model for deep reasoning, coding, and long-horizon agents
At a glance
Reference price$12.00 / $60.00 per 1M
Cache read $1.20 · Venice AI
Lowest paid$10.00 / $50.00
OpenRouter Gateway · 1.2× spread
Context1,000,000
Output limit128,000
Capabilities
✓ Reasoning✓ Tool use✓ Structured outputTemperature✓ Attachments
Modalities
TextImagePDF
Knowledge cutoff2026-05
Released / updated2026-07-24 / 2026-07-24
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 3 providers3 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| OpenRouter | Gateway | $10.00 | $50.00 | $1.00 | $12.50 | 1,000,000 | 128,000 | |
| Vercel AI Gateway | Cloud | $10.00 | $50.00 | $1.00 | $12.50 | 1,000,000 | 128,000 | |
| Venice AI | Gateway | $12.00 | $60.00 | $1.20 | $15.00 | 1,000,000 | 128,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1OpenRouter$3,420.00
2Vercel AI Gateway$3,420.00
3Venice AI$4,104.00
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)effort = loweffort = mediumeffort = higheffort = xhigheffort = max
1 / 3 providers expose no reasoning control (reasoning_options: []).
Related models
Claude Opus 5same series$5.00 / $25.00Claude Opus 5 (EU)same series$5.50 / $27.50Claude Opus 5 (US)same series$5.00 / $25.00GLM-5.2cheaper alternative$1.40 / $4.40DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28Kimi K3cheaper alternative$3.00 / $15.00
Price historyone sample accumulated per data sync
Input listOutput listMin blended