Model error diagnosis

Reka Flash 3 | model capability unsupported

Reka Flash 3 returning 400 / model capability unsupported means you should first confirm whether model ID rekaai/reka-flash-3 is visible for this Rekaai key, then separate permission, context, capability, rate limit, or route issues.

Model

rekaai/reka-flash-3

Reka Flash 3

Provider

Rekaai

2 models in catalog

Error type

model capability unsupported

capability-unsupported

Status code

400

global model route

Model error summary

Model

rekaai/reka-flash-3

Error type

capability-unsupported

Status code

400

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

What this model error usually means

Reka Flash 3 returning 400 / model capability unsupported means you should first confirm whether model ID rekaai/reka-flash-3 is visible for this Rekaai key, then separate permission, context, capability, rate limit, or route issues.

Model: rekaai/reka-flash-3
Provider: Rekaai
Status code: 400

How to prove it during checking

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

List models: confirm whether rekaai/reka-flash-3 is actually visible instead of guessing from the display name.
Light probe: use minimal input to verify whether Rekaai returns the same 400, then record the error body.
Compare model facts: context 65,536, input $0.100, output $0.200.
supports frequency_penalty
supports include_reasoning
supports max_tokens
supports presence_penalty

Next action

Reka Flash 3 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: 65,536
Price: $0.100 / $0.200
Read-only check. Detection data burns after 5 minutes.

Open key check

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