Model error diagnosis

Microsoft: Phi 4 | model capability unsupported

Microsoft: Phi 4 returning 400 / model capability unsupported means you should first confirm whether model ID microsoft/phi-4 is visible for this Microsoft key, then separate permission, context, capability, rate limit, or route issues.

Model

microsoft/phi-4

Microsoft: Phi 4

Provider

Microsoft

2 models in catalog

Error type

model capability unsupported

capability-unsupported

Status code

400

global model route

Model error summary

Model

microsoft/phi-4

Error type

capability-unsupported

Status code

400

Read-only check. Detection data burns after 5 minutes.

What this model error usually means

Microsoft: Phi 4 returning 400 / model capability unsupported means you should first confirm whether model ID microsoft/phi-4 is visible for this Microsoft key, then separate permission, context, capability, rate limit, or route issues.

Model: microsoft/phi-4
Provider: Microsoft
Status code: 400

How to prove it during checking

Read-only check. Detection data burns after 5 minutes.

List models: confirm whether microsoft/phi-4 is actually visible instead of guessing from the display name.
Light probe: use minimal input to verify whether Microsoft returns the same 400, then record the error body.
Compare model facts: context 16,384, input $0.065, output $0.140.
supports frequency_penalty
supports logprobs
supports max_tokens
supports min_p

Next action

Microsoft: Phi 4 model capability unsupported should not end at failed. Return the next move: change model ID, add permission, reduce context, disable unsupported capability, change route, monitor, or hold listing.

Context: 16,384
Price: $0.065 / $0.140
Read-only check. Detection data burns after 5 minutes.

Open key checker

Read-only check. Detection data burns after 5 minutes.