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POST
Anthropic-compatible token counting (drop-in)

Authorizations

Authorization
string
header
required

Verlon API key (newly minted keys are prefixed sk-vrln-; legacy verlon_* and layer_* keys from prior prefix migrations continue to validate). Generated from the dashboard under Settings → API Keys, or via verlon key create in the CLI.

Response

Estimated token count: { input_tokens: number }.