Meldport

Model probe

Check your LLM API. Keep the evidence.

OpenAI-compatible APIsRecent tests

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Checks

0 requests · 64 output tokens each · No retries

Limits & privacy

Fixed prompts, up to 3 requests per model, 64 output tokens requested per check, and a 30-second deadline. No retries or tool execution. Slow replies may be inconclusive; provider rates and minimum charges apply.

Your key passes through Meldport only to the endpoint you authorize. Model names and usage are provider observations.

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Connect an API and choose your checks. Results appear here.

ResponseStreamingTool calls
What does this prove?

A working API, a model name in a response and similar answers are not independent proof of model identity. This probe cannot rule out routing, substitution or masking.

Recent tests

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Published Meldport model checks

Meldport model checks

Results for 76 LLM model IDs on DEV. Checks cover responses, streaming, and tools. Saved results remain available without automatic expiry.

API checks describe observed behavior. They do not independently certify model origin.

Requested modelAPI result
claude-fable-5API verifiedbasic: passed · stream: passed · tools: passed
claude-fable-5.1API verifiedbasic: passed · stream: passed · tools: passed
claude-haiku-4.5API verifiedbasic: passed · stream: passed · tools: passed
claude-haiku-5.5API verifiedbasic: passed · stream: passed · tools: passed
claude-opus-4.5API verifiedbasic: passed · stream: passed · tools: passed
claude-opus-4.8API verifiedbasic: passed · stream: passed · tools: passed
claude-sonnet-4.6API verifiedbasic: passed · stream: passed · tools: passed
claude-sonnet-5API verifiedbasic: passed · stream: passed · tools: passed
claude-sonnet-5.5API verifiedbasic: passed · stream: passed · tools: passed
deepseek-3.2API verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4-flashAPI verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4-proAPI verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4.1-flashAPI verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4.1-flash-1017API verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4.1-flash-1017:freeAPI verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4.1-flash-fastAPI verifiedbasic: passed · stream: passed · tools: passed
deepseek-v4.1-flash-sgAPI verifiedbasic: passed · stream: passed · tools: passed
gemini-3.1-proAPI verifiedbasic: passed · stream: passed · tools: passed
gemini-3.8-flashAPI verifiedbasic: passed · stream: passed · tools: passed
gemini-4-argonAPI verifiedbasic: passed · stream: passed · tools: passed
glm-4.6vAPI verifiedbasic: passed · stream: passed · tools: passed
glm-5.1API verifiedbasic: passed · stream: passed · tools: passed
glm-5.2API verifiedbasic: passed · stream: passed · tools: passed
glm-5.3API verifiedbasic: passed · stream: passed · tools: passed
glm-5.3-flashAPI verifiedbasic: passed · stream: passed · tools: passed
glm-5.3-flashxAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-5.3-codexAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-5.6-lunaAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-5.6-terraAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6-astraAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6-lunaAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6-luna:freeAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6-solAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6.1-solAPI verifiedbasic: passed · stream: passed · tools: passed
gpt-6.1-terraAPI verifiedbasic: passed · stream: passed · tools: passed
grok-4.5API verifiedbasic: passed · stream: passed · tools: passed
grok-4.7API verifiedbasic: passed · stream: passed · tools: passed
grok-4.7-build-fastAPI verifiedbasic: passed · stream: passed · tools: passed
hy3API verifiedbasic: passed · stream: passed · tools: passed
kimi-for-codingAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-for-coding-highspeedAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.5API verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.6API verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.7API verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.7-codeAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.7-code-highspeedAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-k2.8-previewAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-k3.1-proAPI verifiedbasic: passed · stream: passed · tools: passed
kimi-k3.1-pro-highspeedAPI verifiedbasic: passed · stream: passed · tools: passed
longcat-2.0API verifiedbasic: passed · stream: passed · tools: passed
mimo-v2.6-flashAPI verifiedbasic: passed · stream: passed · tools: passed
mimo-v2.6-proAPI verifiedbasic: passed · stream: passed · tools: passed
minimax-m2.5API verifiedbasic: passed · stream: passed · tools: passed
minimax-m2.5-highspeedAPI verifiedbasic: passed · stream: passed · tools: passed
minimax-m2.7API verifiedbasic: passed · stream: passed · tools: passed
minimax-m2.7-highspeedAPI verifiedbasic: passed · stream: passed · tools: passed
minimax-m3API verifiedbasic: passed · stream: passed · tools: passed
minimax-m3.1-flashAPI verifiedbasic: passed · stream: passed · tools: passed
minimax-m3.1-flash-previewAPI verifiedbasic: passed · stream: passed · tools: passed
mistral-large-4API verifiedbasic: passed · stream: passed · tools: passed
muse-spark-1.1API verifiedbasic: passed · stream: passed · tools: passed
muse-spark-1.2API verifiedbasic: passed · stream: passed · tools: passed
muse-spark-1.2-contributorAPI verifiedbasic: passed · stream: passed · tools: passed
muse-spark-1.3-contributorAPI verifiedbasic: passed · stream: passed · tools: passed
muse-wonder-1.0API verifiedbasic: passed · stream: passed · tools: passed
qwen3-coder-nextAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.7-maxAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.7-plusAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-2.4t-a95bAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-27bAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-flashAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-flash:freeAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-maxAPI verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-max-0902API verifiedbasic: passed · stream: passed · tools: passed
qwen3.8-omni-flashAPI verifiedbasic: passed · stream: passed · tools: passed
step-5-previewAPI verifiedbasic: passed · stream: passed · tools: passed