@antseed/provider-claude-code
Testing and development only. This plugin reads credentials from your personal Claude Code subscription. Reselling subscription-based access violates Anthropic's Terms of Service and is not permitted. Use this plugin only for local development, testing, and demo purposes. For production use, see
@antseed/provider-anthropicwith a commercial API key.
Connect to the Anthropic API using Claude Code keychain credentials for local testing and development. No API key needed -- reads OAuth tokens directly from the macOS keychain.
Installation
antseed plugin add @antseed/provider-claude-code
Usage
antseed config seller add-provider claude-code --plugin claude-code
antseed config seller add-service claude-code claude-sonnet-4-5-20250929 \
--input 10 --output 10 \
--categories chat,coding
antseed seller start
No API key configuration is required. The plugin reads credentials from the system keychain where Claude Code stores them.
Configuration
| Key | Type | Required | Default | Description |
|---|---|---|---|---|
ANTSEED_INPUT_USD_PER_MILLION | number | No | 10 | Input token price (USD per 1M) |
ANTSEED_OUTPUT_USD_PER_MILLION | number | No | 10 | Output token price (USD per 1M) |
ANTSEED_MAX_CONCURRENCY | number | No | 10 | Max concurrent requests |
ANTSEED_ALLOWED_SERVICES | string[] | No | -- | Comma-separated service allowlist |
How It Works
Uses a custom ClaudeCodeTokenProvider that reads OAuth tokens from the macOS keychain via keytar. Tokens are automatically refreshed when they expire. The provider relays requests to https://api.anthropic.com using the retrieved credentials.
Requirements
- macOS with Claude Code installed and authenticated
keytarnative module (installed automatically)