Cheaper Inference
Model record / Anthropic
claude-opus-5
Access claude-opus-5 from Anthropic through one OpenAI-compatible API with live market-linked pricing and usage-based billing.
Text generationVision inputReasoningStreaming21% below list
What you pay
Current catalog rates.
Input / 1M tokens$5.00 list$3.933106
Output / 1M tokens$25.00 list$19.665532
Cached input / 1M tokens$0.50 list$0.393311
Current discount21%
Observed reliability
99.04
Successful provider-reaching requests
Output speed
75
Median tokens per second over sustained generations
TTFT
5.4 s
p50 · p90 15.7 s · n 2,324
Latency
8.9 s
p50 · p90 46.8 s · n 3,510
Evidence strength
—
At a glance
- Provider
- Anthropic
- Model ID
- claude-opus-5
- Type
- Text generation
- Endpoints
- /v1/chat/completions, /v1/responses, /v1/messages
- Input
- image, pdf, text
- Output
- text
- Vision input
- Supported
- Image editing
- Not supported
- Video input
- Not supported
- Reasoning
- Supported
- Streaming
- Supported
- Context window
- 1,000,000 tokens
Parameters by endpoint
The request field of each parameter on each endpoint, and the values it takes.
POST /v1/chat/completions
| Field | Values |
|---|---|
| reasoning.exclude | |
| max_tokens | |
| reasoning | effort: none, low, medium, high, xhigh, max; max_tokens: 1024 to max output tokens; enabled: true or false |
| response_format | |
| stop | |
| tool_choice | |
| tools |
POST /v1/messages
| Field | Values |
|---|---|
| max_tokens | |
| thinking | type: enabled with budget_tokens (1024 to max output tokens); output_config.effort: none, low, medium, high, xhigh, max |
Pricing history
See how much this model saves and when its recorded price has been lowest.
Time zone
claude-opus-5
Growing confidenceThis model averaged 25.9% below comparable direct provider prices across the selected range. Its strongest observed window was 5:00 AM–8:00 AM in UTC.
Last 24 hours
Average saved
25.9%
Last 24 hours
Cheapest time
5:00 AM–8:00 AM
35.0% average savings
Hourly coverage
23/24
23 total observations
Signal quality
Growing
Ready for planning
Typical unit savings$1.29 / 1M input tokens$6.47 / 1M output tokens
When this model is cheapest
Each bar is the average discount for that hour in UTC (UTC). Missing bars mean no observation was recorded.
ObservedCheapestNo data
Hover a bar for savings per token and observation counts.
Source buckets are UTC; labels are converted to UTC.
Last 24 hours
#64
of 408 ranked models
Last 7 days
#34
of 418 ranked models
Last 30 days
#18
of 418 ranked models
Ready when you are
Stop paying list price for tokens.
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