Anthropic-compatible gateway

Use Claude models through APIXO

Keep the Anthropic Messages API format. Change the baseURL, use your APIXO key, and choose any Claude model ID from the table.

Base URL

https://llm.apixo.ai/v1

API key

APIXO_API_KEY

Model ID

claude-opus-4-8

Official upstream route

Selected model, matching upstream model.

APIXO routes each request to the corresponding upstream model, so stability, capability, and output quality stay aligned with official model behavior.

Official or compliant channels

Provider-native format

No reverse-engineered API access

No spoofing, mixing, or fallback

Official SDK quick start

The request body stays provider-native. Replace the baseURL and API key only.

cURL

curl https://llm.apixo.ai/v1/messages \
  -H "x-api-key: $APIXO_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "content-type: application/json" \
  -d '{
    "model": "claude-opus-4-8",
    "max_tokens": 1024,
    "messages": [
      { "role": "user", "content": "Write a concise product launch brief." }
    ]
  }'

JavaScript

import Anthropic from '@anthropic-ai/sdk'

const client = new Anthropic({
  apiKey: process.env.APIXO_API_KEY,
  baseURL: 'https://llm.apixo.ai/v1',
})

const message = await client.messages.create({
  model: 'claude-opus-4-8',
  max_tokens: 1024,
  messages: [
    { role: 'user', content: 'Write a concise product launch brief.' },
  ],
})

Python

import os
from anthropic import Anthropic

client = Anthropic(
    api_key=os.environ["APIXO_API_KEY"],
    base_url="https://llm.apixo.ai/v1",
)

message = client.messages.create(
    model="claude-opus-4-8",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Write a concise product launch brief."}
    ],
)

Cursor and compatible tools

Use the same three fields in Cursor, IDE extensions, gateway switchers, or any tool that supports a custom provider endpoint.

Provider profile

Anthropic-compatible

Base URL

https://llm.apixo.ai/v1

API key

APIXO_API_KEY

Model ID

claude-opus-4-8

Recharge your APIXO balance, then create an API key in the dashboard.

Paste the base URL and API key into the tool's custom provider settings.

Use the selected model ID exactly; switch models by changing only that value.

Claude models and pricing

Prices are USD per 1M tokens. Select a row to update the examples above.

Model	Input	Output	Cache write	Cache read	Savings
Claude Opus 4.8claude-opus-4-8	$3	$15	$3.75	$0.3	Save 40%
Claude Opus 4.7claude-opus-4-7	$3	$15	$3.75	$0.3	Save 40%
Claude Opus 4.6claude-opus-4-6	$3	$15	$3.75	$0.3	Save 40%
Claude Opus 4.5 20251101claude-opus-4-5-20251101	$3	$15	$3.75	$0.3	Save 40%
Claude Sonnet 4.6claude-sonnet-4-6	$1.8	$9	$2.25	$0.18	Save 40%
Claude Sonnet 4.5claude-sonnet-4-5	$1.8	$9	$2.25	$0.18	Save 40%
Claude Sonnet 4.5 20250929claude-sonnet-4-5-20250929	$1.8	$9	$2.25	$0.18	Save 40%
Claude Haiku 4.5 20251001claude-haiku-4-5-20251001	$0.6	$3	$0.75	$0.06	Save 40%

Use Claude models through APIXO

Keep the Anthropic Messages API format. Change the baseURL, use your APIXO key, and choose any Claude model ID from the table.

Base URL

https://llm.apixo.ai/v1

API key

APIXO_API_KEY

Model ID

claude-opus-4-8

Official upstream route

Selected model, matching upstream model.

APIXO routes each request to the corresponding upstream model, so stability, capability, and output quality stay aligned with official model behavior.

Official or compliant channels

Provider-native format

No reverse-engineered API access

No spoofing, mixing, or fallback

curl https://llm.apixo.ai/v1/messages \ -H "x-api-key: $APIXO_API_KEY" \ -H "anthropic-version: 2023-06-01" \ -H "content-type: application/json" \ -d '{ "model": "claude-opus-4-8", "max_tokens": 1024, "messages": [ { "role": "user", "content": "Write a concise product launch brief." } ] }'

import Anthropic from '@anthropic-ai/sdk' const client = new Anthropic({ apiKey: process.env.APIXO_API_KEY, baseURL: 'https://llm.apixo.ai/v1', }) const message = await client.messages.create({ model: 'claude-opus-4-8', max_tokens: 1024, messages: [ { role: 'user', content: 'Write a concise product launch brief.' }, ], })

import os from anthropic import Anthropic client = Anthropic( api_key=os.environ["APIXO_API_KEY"], base_url="https://llm.apixo.ai/v1", ) message = client.messages.create( model="claude-opus-4-8", max_tokens=1024, messages=[ {"role": "user", "content": "Write a concise product launch brief."} ], )

Model

Input

Output

Cache write

Cache read

Savings

Claude Opus 4.8claude-opus-4-8

$15

$3.75

$0.3

Save 40%

Claude Opus 4.7claude-opus-4-7

$15

$3.75

$0.3

Save 40%

Claude Opus 4.6claude-opus-4-6

$15

$3.75

$0.3

Save 40%

Claude Opus 4.5 20251101claude-opus-4-5-20251101

$15

$3.75

$0.3

Save 40%

Claude Sonnet 4.6claude-sonnet-4-6

$1.8

$2.25

$0.18

Save 40%

Claude Sonnet 4.5claude-sonnet-4-5

$1.8

$2.25

$0.18

Save 40%

Claude Sonnet 4.5 20250929claude-sonnet-4-5-20250929

$1.8

$2.25

$0.18

Save 40%

Claude Haiku 4.5 20251001claude-haiku-4-5-20251001

$0.6

$0.75

$0.06

Save 40%