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Claude 4 Opus
anthropic·anthropic/claude-opus-4-20250514·GA·Closed·claude-opus series
Flagship Claude model for deep reasoning, coding, and long-horizon agents
At a glance
Reference price$15.00 / $75.00 per 1M
Cache read $1.50 · NanoGPT
Lowest paid$15.00 / $75.00
NanoGPT Gateway
Context200,000
Output limit32,000
Capabilities
Reasoning✓ Tool use✓ Structured output✓ Temperature✓ Attachments
Modalities
TextImagePDF
Knowledge cutoff2025-03-31
Released / updated2025-05-22 / 2025-05-22
Quality & performanceArtificial Analysis · Intelligence Index v4.1 · rep. tier Reasoning
Intelligence31.7
Value1
Coding—
Agentic—
Output speed—
TTFT—
Value formulaIQ 31.7 ÷ min blended $30.000 = 1
Reasoning tier → intelligence / speed (higher tier = stronger but slower)
Non-reasoningIQ 26
ReasoningIQ 31.7
Quality is independently evaluated by Artificial Analysis. Speed/latency are model-level medians.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| NanoGPT | Gateway | $15.00 | $75.00 | $1.50 | — | 200,000 | 32,000 |
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
1NanoGPT$5,130.00
The cheapest paid channel is the only channel.
Related models
Claude Opus 5same series$5.00 / $25.00Claude Opus 5 (Fast)same series$12.00 / $60.00Claude Opus 5 (EU)same series$5.50 / $27.50Qwen3 Maxcheaper alternative$0.861 / $3.44Qwen3 235B-A22B Instruct 2507cheaper alternative$1.03 / $3.08Qwen3-Next 80B-A3B Instructcheaper alternative$0.144 / $0.574Qwen3-Coder 30B-A3B Instructcheaper alternative$0.216 / $0.861
Price historyone sample accumulated per data sync
Input listOutput listMin blended