# `Perplexed.Answer.Source`
[🔗](https://github.com/agoodway/perplexed/blob/v0.2.0/lib/perplexed/answer/source.ex#L1)

One page an answer was written from. `number` is its citation number;
`tier` is the scraper that read it and `cost` what reading it cost.

# `t`

```elixir
@type t() :: %Perplexed.Answer.Source{
  cost: float(),
  number: pos_integer(),
  relevance: float(),
  tier: atom(),
  title: String.t() | nil,
  url: String.t()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*