Models

These are the main public model IDs you should use in clients, SDKs, and editor integrations.

ModelModel IDMax inputMax outputThinkingVision
Claude Opus 4.6claude-opus-4.61M32KYesYes
Claude Sonnet 4.6claude-sonnet-4.61M8192YesYes
Claude Opus 4.5claude-opus-4.5200K32KYesYes
Claude Sonnet 4.5claude-sonnet-4.5200K8192YesYes
Claude Sonnet 4claude-sonnet-4200K16KYesYes
Claude Haiku 4.5claude-haiku-4.5200K8192NoYes

Per-model rates

Claudexia uses pay-as-you-go billing — you pay per 1M tokens for each model. Prices are fetched from https://api.claudexia.tech/v1/models/info.

ModelInput / 1MCache write / 1MCache read / 1MOutput / 1M
Claude Opus 4.6$5.00$6.25$0.50$25.00
Claude Sonnet 4.6$3.00$3.75$0.30$15.00
Claude Opus 4.5$5.00$6.25$0.50$25.00
Claude Sonnet 4.5$3.00$3.75$0.30$15.00
Claude Sonnet 4$3.00$3.75$0.30$15.00
Claude Haiku 4.5$1.00$1.25$0.10$5.00

Notes

  • Prefer these stable IDs for new integrations
  • Legacy dated Anthropic IDs and some aliases can still resolve, but they are less clear in shared configs
  • Use Opus for the heaviest reasoning, Sonnet for general development, and Haiku for fast low-cost work