Escalate hard decisions with the advisor tool changedadvisor
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Upstream edited this page at 9 Nov 2026 23:41 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 10 Nov 2026 00:07 UTC.
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156156* **API billing**: you pay the advisor model's input and output rates for advisor tokens
157157* **Subscription plans**: advisor usage counts toward your plan's usage limits, except that a Fable advisor bills to [usage credits](https://code.claude.com/docs/en/model-config.md#fable-and-usage-credits) on plans where Fable usage does
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159If your account requires the usage-credits consent, a Fable advisor bills nothing before you give it, because Claude Code [doesn't apply the selection](#fable-advisor-and-usage-credits) until then.
159For how a Fable advisor works with usage credits, see [Fable advisor and usage credits](#fable-advisor-and-usage-credits).
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161161Claude calls the advisor at decision points rather than on every turn, so pairing a faster main model with a stronger advisor typically costs less than running the stronger model throughout. Advisor usage counts toward the session totals shown by [`/usage`](https://code.claude.com/docs/en/costs#track-your-costs).
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