API usage primer for Claude changedclaude_api_primer
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146146<CodeGroup exclude="shell:cURL, typescript, csharp, go, java, php, ruby">
147147 ```bash CLI
148148 # Option 1: Base64-encoded image (@ prefix auto-encodes binary files as base64)
149 curl -sSo vision-example.jpg https://platform.claude.com/docs/images/vision-example.jpg
149 curl -sSo vision-example.jpg \
150 https://platform.claude.com/docs/images/vision-example.jpg
150151
151152 ant messages create <<'YAML'
152153 model: claude-opus-5-5
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