Claude in KLINCH
Chat with Claude without a separate subscription, an API key or any setup. Pick it from the model list and switch to another model whenever you like.
What Claude is good at
Claude models are popular for careful writing and editing, summarising long documents, thoughtful analysis and writing code. Haiku is fast and light, Sonnet is the balanced all-rounder, and Opus and Fable are the most capable.
Models included and what they cost
Prices are per typical message (a chat turn with some history) in KLINCH credits. Real cost depends on how long your conversation is.
- Claude Haiku 4.5: ~0.5 credits · all plans
- Claude Sonnet 4.6: ~2 credits · paid plans
- Claude Sonnet 5: ~1.5 credits · paid plans
- Claude Sonnet 5.5: ~1.5 credits · paid plans
- Claude Opus 4.6: ~3 credits · Plus and up
- Claude Opus 4.7: ~3 credits · Plus and up
- Claude Opus 4.8: ~3 credits · Plus and up
- Claude Opus 5: ~3 credits · Plus and up
- Claude Opus 5.5: ~4 credits · Plus and up
- Claude Fable 5: ~12 credits · Plus and up
- Claude Fable 5.1: ~11.5 credits · Plus and up
Try Claude for free
Start on the Free plan with Claude Haiku, then step up to Sonnet for everyday work or Opus and Fable when a problem really matters. You can compare their answers side by side by switching models inside the same chat.
FAQ
Do I need a Claude account or API key?
No. Everything is included in your KLINCH account, so there is nothing to sign up for or paste anywhere.
Is Claude available on the free plan?
Yes, the lighter Claude models are on the Free plan (300 credits a month). The most powerful ones need a paid plan.
How much does a message cost?
It depends on the model and the length of the chat. The cheapest Claude model is about 0.5 credits for a typical message.