Klinn is now OpenCheap. Same models, same keys, same prices; api.klinn.dev keeps working. What changed

opencheap.si

weaver API price

On OpenCheap, weaver costs $0.420 per 1M input tokens and $0.790 per 1M output tokens (cached input $0.420), through one OpenAI-compatible API.

Prices updated 2026-11-03 21:05 UTC.

Price per 1M tokens

weaver on OpenCheap: our price per million tokens, context length, and the public list price
Input, our price$0.420
Output, our price$0.790
Cached input, our price$0.420
Context length8K tokens
OpenRouter list, input · output$0.400 · $0.750
vs list+5% above list

“vs list” compares our price with OpenRouter's list price on a 1:3 input:output blend, as on the Models page.

How to call weaver

Base URL https://api.opencheap.si/v1, model id opencheap/weaver, and an API key from the console. Any OpenAI SDK works.

curl https://api.opencheap.si/v1/chat/completions \
  -H "Authorization: Bearer $OPENCHEAP_API_KEY" -H "Content-Type: application/json" \
  -d '{ "model": "opencheap/weaver", "messages": [{ "role": "user", "content": "Hi" }] }'
import os
from openai import OpenAI
client = OpenAI(base_url="https://api.opencheap.si/v1", api_key=os.environ["OPENCHEAP_API_KEY"])
r = client.chat.completions.create(model="opencheap/weaver",
    messages=[{"role": "user", "content": "Hi"}])
print(r.choices[0].message.content)

FAQ

What is the cheapest weaver API?

On OpenCheap, weaver costs $0.420 per 1M input tokens and $0.790 per 1M output tokens, and cached input $0.420 per 1M tokens. Each request is routed to the cheapest healthy source for the model. You pay from one prepaid balance, with no monthly fee.

Is it OpenAI-compatible?

Yes. Point any OpenAI SDK or HTTP client at the base URL https://api.opencheap.si/v1 with an OpenCheap API key, and call /chat/completions with the model id opencheap/weaver. Requests and responses have the same shape as OpenAI's chat completions, streaming included.

Does it work with Cursor, Claude Code or Codex?

Yes. In Cursor, add the custom model opencheap/weaver with the base URL https://api.opencheap.si/v1. In Claude Code, set ANTHROPIC_BASE_URL to https://api.opencheap.si and ANTHROPIC_MODEL to opencheap/weaver. In Codex, add OpenCheap as a model provider with base_url https://api.opencheap.si/v1. The quickstart has each setup step by step.

Every major model, one key.

Read the docs