I just want to share this method that i see on other platforms.
Claude Opus 4.8 FREE + Claude Code
1 - For this method you need to have a GitHub account
2 - Go to the site You do not have permission to view the full content of this post. Log in or register now. (needs to be from this link for you earn 150$ credits) and create an account with GitHub
3 - After creating the account, click on Get Key
4 - click on Api Key Token
5 - Click on Create Token
6 - Put a random name, check the Unlimited quota option, then scroll down and select Claude Opus 4.8 from the model list
7 - After generating your key, you will copy it
8 - Go in C:\Users\{username}\.claude and past this in the settings.json :
{
"env": {
"ANTHROPIC_AUTH_TOKEN": "Your api key",
"ANTHROPIC_API_KEY": "Your api key",
"ANTHROPIC_BASE_URL": "You do not have permission to view the full content of this post. Log in or register now.",
"ANTHROPIC_MODEL": "claude-opus-4-8",
"CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC": "1"
},
"permissions": {
"allow": [],
"deny": []
},
"model": "claude-opus-4-8"
}

Claude Opus 4.8 FREE + Claude Code
1 - For this method you need to have a GitHub account
2 - Go to the site You do not have permission to view the full content of this post. Log in or register now. (needs to be from this link for you earn 150$ credits) and create an account with GitHub
3 - After creating the account, click on Get Key
4 - click on Api Key Token
5 - Click on Create Token
6 - Put a random name, check the Unlimited quota option, then scroll down and select Claude Opus 4.8 from the model list
7 - After generating your key, you will copy it
8 - Go in C:\Users\{username}\.claude and past this in the settings.json :
{
"env": {
"ANTHROPIC_AUTH_TOKEN": "Your api key",
"ANTHROPIC_API_KEY": "Your api key",
"ANTHROPIC_BASE_URL": "You do not have permission to view the full content of this post. Log in or register now.",
"ANTHROPIC_MODEL": "claude-opus-4-8",
"CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC": "1"
},
"permissions": {
"allow": [],
"deny": []
},
"model": "claude-opus-4-8"
}