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docs: remove fallback ANTHROPIC_API_KEY approach from Claude Code docs #3597

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akshaydeo merged 1 commit into from
May 19, 2026
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docs: remove fallback ANTHROPIC_API_KEY approach from Claude Code docs #3597

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14 changes: 1 addition & 13 deletions docs/cli-agents/claude-code.mdx
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Expand Up @@ -24,8 +24,7 @@ icon: "star-of-life"

<Note>
All examples below use `ANTHROPIC_CUSTOM_HEADERS` to pass your Bifrost virtual key. This is the recommended approach and works across all
tested Claude Code versions. If you are on an older version that does not support custom headers, you can fall back to `ANTHROPIC_API_KEY`
instead.
tested Claude Code versions.
</Note>

## Installing Claude Code
Expand Down Expand Up @@ -86,17 +85,6 @@ You will need to update the most granular `settings.json`.
standalone file, or you will overwrite other settings like `permissions`, `model`, and `apiKeyHelper`.
</Note>

```json
"env": {
"ANTHROPIC_BASE_URL": "http://localhost:8080/anthropic",
"ANTHROPIC_API_KEY": "your-virtual-key",
"ANTHROPIC_DEFAULT_HAIKU_MODEL": "haiku-model",
"ANTHROPIC_DEFAULT_SONNET_MODEL": "sonnet-model"
}
```

For a more reliable approach, use the `ANTHROPIC_CUSTOM_HEADERS` environment variable as shown below.

```json
"env": {
"ANTHROPIC_BASE_URL": "http://localhost:8080/anthropic",
Expand Down
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