Unverified50% confidenceFactExact time
If an Anthropic API Key is entered into an OpenAI configuration file, the server will return a 401 Unauthorized error.
1
Sources
50%
Confidence
Long-term
Relevance
7/24/2026
First Seen
Sources
Codex与Claude Code配置避坑指南：从权益到跑通的完整流程
Related Claims
UnverifiedWhen concurrent requests exceed a threshold, the OpenAI API returns error code 429.76% similarUnverifiedIn practice, Anthropic's API Key cannot be used directly in UI-Tars Desktop and requires switching to OpenAI's API Key for successful operation.73% similarPartially VerifiedOpenAI's API authentication uses Bearer Token, Google Cloud requires OAuth 2.0 service accounts, and Anthropic has its own independent API Key format.73% similarUnverifiedAutomated bulk registration may violate OpenAI's terms of service.73% similarUnverifiedOpenCode uses the user's own API keys rather than OAuth authentication, requiring configuration via environment variables (e.g., ANTHROPIC_API_KEY).72% similar
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