feat (provider/perplexity): add reasoning tokens #7429
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Background
Perplexity's Sonar Deep Research and other reasoning models return
reasoning_tokens
in their usage metadata. However, the AI SDK's Perplexity provider was not extracting or exposing these reasoning tokens.Fixes #5406
Summary
reasoning_tokens
field to Perplexity usage schema (perplexityUsageSchema
)doGenerate
method to mapreasoning_tokens
from Perplexity API response to standardizedreasoningTokens
in main usage objectdoStream
method to handle reasoning tokens in streaming responsesVerification
Run perplexity api and verified the token is in response.
Tasks
pnpm changeset
in the project root)pnpm prettier-fix
in the project root)Related Issues
#5406