Check the AI model behind an endpoint

Endpoint details SECURE

Endpoint URL

API key

Model name in use

Reference modelsPick one or more models

claude-fable-5 claude-fable-5.1 claude-opus-4.6 claude-opus-4.7 claude-opus-4.8 claude-opus-5 claude-opus-5.5 claude-sonnet-4.6 claude-sonnet-5 claude-sonnet-5.5 deepseek-v4-pro deepseek-v4-pro-0813 deepseek-v4.1-flash deepseek-v4.1-flash-1017 gemini-3.8-flash gemini-4-argon glm-5.2 glm-5.3 glm-5.3-flash gpt-5.4 gpt-5.6-sol gpt-6-astra gpt-6-luna gpt-6.1-sol grok-4.7 kimi-k3 kimi-k3.1-pro minimax-m3.1-flash qwen3.8-27b

The key is sent only for this test session; it is not put in the URL or stored in the browser. It may temporarily exist in processing memory.

Check in progress RUNNING

Preparing...Starting

Analysing responses...Estimating...

Recent Public Verification Reports

claude-opus-5 https://ckey.vn → claude-opus-5 Verified at: 02/11/2026 22:13 (GMT+7)

40.2% · LOW MATCH

thanhnhan9023/claude-opus-5.5 https://ckey.vn → claude-opus-5.5 Verified at: 02/11/2026 22:11 (GMT+7)

62.9% · PARTIAL MATCH

dungcsnd113/gpt-6-luna https://ckey.vn → gpt-6-luna Verified at: 02/11/2026 21:41 (GMT+7)

69.9% · PARTIAL MATCH

AI model check