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Kontinent AI vs the Anthropic API

Kontinent AI serves 6 Anthropic models through one API key, at up to 5x less than Anthropic's official price per token. The model ids, the request format and the SDKs stay the same: you change the base URL and the key.

Try Claude Haiku 4.5 now Get an API key
  • No subscription
  • Pay only for requests that get an answer
  • Your balance does not expire
  • Sign in with Google or email

Every Anthropic model, at both prices

  • claude-opus-5-5 Anthropic · 200k context
    5x less
    Input /1M
    Official price $4.00 , Kontinent AI $0.80
    Output /1M
    Official price $20.00 , Kontinent AI $4.00
    Cached /1M
    Official price $0.20 , Kontinent AI $0.04
    chat messages
  • claude-opus-5 Anthropic · 200k context
    5x less
    Input /1M
    Official price $5.00 , Kontinent AI $1.00
    Output /1M
    Official price $25.00 , Kontinent AI $5.00
    Cached /1M
    Official price $0.50 , Kontinent AI $0.10
    chat messages
  • claude-sonnet-5-5 Anthropic · 200k context
    4x less
    Input /1M
    Official price $2.00 , Kontinent AI $0.50
    Output /1M
    Official price $10.00 , Kontinent AI $2.50
    Cached /1M
    Official price $0.20 , Kontinent AI $0.05
    chat messages
  • claude-sonnet-5 Anthropic · 200k context
    5x less
    Input /1M
    Official price $2.00 , Kontinent AI $0.40
    Output /1M
    Official price $10.00 , Kontinent AI $2.00
    Cached /1M
    Official price $0.20 , Kontinent AI $0.04
    chat messages
  • claude-haiku-4-5-20251001 Anthropic · 200k context
    5x less
    Input /1M
    Official price $1.00 , Kontinent AI $0.20
    Output /1M
    Official price $5.00 , Kontinent AI $1.00
    Cached /1M
    Official price $0.10 , Kontinent AI $0.02
    chat messages
  • claude-fable-5-1 Anthropic · 200k context
    3x less
    Input /1M
    Official price $10.00 , Kontinent AI $3.30
    Output /1M
    Official price $50.00 , Kontinent AI $16.50
    Cached /1M
    Official price $0.25 , Kontinent AI $0.0825
    chat messages

USD per million tokens. The struck-through figure is Anthropic's official price, on its price page. The figure beside it is ours.

What jobs cost with Claude Opus 5.5

Job Anthropic API Kontinent AI
1,000 support-bot replies $16.00 $3.20
One coding-agent session $1.20 $0.24
1,000 document summaries $22.00 $4.40

Claude Opus 5.5 for $0.24 a session, not $1.20

Keep the model ids, the request format and your SDK. Change the base URL and the key.

Try Claude Haiku 4.5 now Get an API key
  • No subscription
  • Pay only for requests that get an answer
  • Your balance does not expire
  • Sign in with Google or email

What stays the same

  • The model ids, such as claude-opus-5-5.
  • The request format, so the official SDKs keep working.
  • Claude Code, Codex and OpenCode, with a base URL change.
  • Streaming, tool calling and prompt caching, where the model has them.

What changes

  • The price: a fixed fraction of Anthropic's official price, for every kind of token.
  • A prepaid balance in US dollars, with no subscription.
  • Every response shows what it cost and what you saved.
  • One key for Claude, GPT, Gemini and open models.

When to go direct to Anthropic

  • You need a contract, a data processing agreement or an enterprise commitment with Anthropic itself.
  • You need a feature we do not offer yet. See what is not supported yet.
  • You need Anthropic's own data retention terms for your prompts.

For everything else, you get the same model at a fraction of the price.

Questions

Is Kontinent AI cheaper than the Anthropic API?

Per token, yes. Claude Opus 5.5 costs $0.80 input and $4.00 output per million tokens on Kontinent AI, against $4.00 and $20.00 at Anthropic's official price.

Do I need to change my code?

Only the base URL and the key. The model ids and the request format stay the same, so the official SDKs and tools like Claude Code, Codex and OpenCode keep working.

How do I pay?

From a prepaid balance in US dollars, with no subscription. Every response shows what it cost and what you saved against Anthropic's official price.

How can I check the prices?

GET https://api.kontinentai.com/v1/models lists every model with Anthropic's official price and ours. It needs no API key.

Pay a fraction of the official price

One API key for Claude, GPT, Gemini and open models. A prepaid balance, no subscription.

Try Claude Haiku 4.5 now Get an API key
  • No subscription
  • Pay only for requests that get an answer
  • Your balance does not expire
  • Sign in with Google or email

All comparisons