Model error diagnosis

Xiaomi: MiMo-V2-Omni | context length exceeded

Xiaomi: MiMo-V2-Omni returning 400 / context length exceeded means you should first confirm whether model ID xiaomi/mimo-v2-omni is visible for this Xiaomi key, then separate permission, context, capability, rate limit, or route issues.

Model

xiaomi/mimo-v2-omni

Xiaomi: MiMo-V2-Omni

Provider

Xiaomi

3 models in catalog

Error type

context length exceeded

context-exceeded

Status code

400

China model route

Model error summary

Model

xiaomi/mimo-v2-omni

Error type

context-exceeded

Status code

400

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

What this model error usually means

Xiaomi: MiMo-V2-Omni returning 400 / context length exceeded means you should first confirm whether model ID xiaomi/mimo-v2-omni is visible for this Xiaomi key, then separate permission, context, capability, rate limit, or route issues.

Model: xiaomi/mimo-v2-omni
Provider: Xiaomi
Status code: 400

How to prove it during checking

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

List models: confirm whether xiaomi/mimo-v2-omni is actually visible instead of guessing from the display name.
Light probe: use minimal input to verify whether Xiaomi returns the same 400, then record the error body.
Compare model facts: context 262,144, input $0.400, output $2.
supports frequency_penalty
supports include_reasoning
supports max_tokens
supports presence_penalty

Next action

Xiaomi: MiMo-V2-Omni context length exceeded 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: 262,144
Price: $0.400 / $2
Read-only check. Detection data burns after 5 minutes.

Open key checker

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