Flash JEV
Typed choices, scores, and yes-or-no decisions produced by Qwen3.8 Flash-Next with a validated probability response.
- Modality
- Decisions
- Input
- $0.014907
- per M tokens
- Output
- $0.0503113
- per M tokens
- Max output
- 26.9K
- tokens per request
- Listed
- Sep 14, 2026
- Uptime
- 98.9%
- last 3 days, measured
Pricing
Charged per use against a signed receipt. Current price version v372; versions are immutable, so the chart below is the platform's actual pricing record.
- Input
- $0.014907
- per M tokens
- Output
- $0.0503113
- per M tokens
Trust & routing
Current trust properties and dispatch capacity advertised by the OpenMayhem network.
- Registered tiers
- T4
- Live tiers
- T4
- Quantizations
- nvfp4
- Live routes
- 1
- Live providers
- 1
- Prompt processing
- Provider-visible
- Context capacity
- 64K
- Output capacity
- 26.9K
- Concurrent requests
- 1
Routing providers
Availability
Provider availability polled every minute by the platform itself, replayed hour by hour.
98.9%online over the last 3 days
Supported parameters
From the network's signed model contract; anything else is rejected before a provider runs.
Use it
OpenAI-compatible: point an existing SDK at api.openmayhem.ai and use this model ID.
POST /v1/decisions/flash-jevDECISIONS · mayhem_synthetic_decisions +
Working request
curl https://api.openmayhem.ai/v1/decisions/flash-jev \
-H "Authorization: Bearer $OPENMAYHEM_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "openmayhem/flash-jev",
"state": {
"message": "The checkout failed and I need help now"
},
"questions": {
"intent": {
"type": "choice",
"instructions": "What is the request about?",
"criteria": {
"support": "support request",
"other": "another topic"
}
},
"urgent": {
"type": "noul",
"instructions": "Is the request urgent?"
}
}
}'Parameters
| Parameter | Required | Type | Default | Allowed values | Limits and shape |
|---|---|---|---|---|---|
model | Required | string | — | openmayhem/flash-jev | — |
questions | Required | object | — | — | min items 1; max items 64 {"intent":{"type":"choice","instructions":"What is the request about?","criteria":{"support":"support request","other":"another topic"}},"urgent":{"type":"noul","instructions":"Is the request urgent?"}} |
state | Required | string | object | array | — | — | {"message":"The checkout failed and I need help now"} |
Use this model through MCP
These calls use this model’s exact live request contract. First estimate the unchanged request, then pass the returned estimate ID and maximum cost to the paid tool. Read the complete MCP guide.
decideDECISIONS +
Send this object to estimate_request. Review the result, then send the next object to the named paid tool without changing request.
estimate_request · DECISIONS
{
"endpoint": "DECISIONS",
"model": "openmayhem/flash-jev",
"request": {
"state": {
"message": "The checkout failed and I need help now"
},
"questions": {
"intent": {
"type": "choice",
"instructions": "What is the request about?",
"criteria": {
"support": "support request",
"other": "another topic"
}
},
"urgent": {
"type": "noul",
"instructions": "Is the request urgent?"
}
}
}
}decide
{
"model": "openmayhem/flash-jev",
"request": {
"state": {
"message": "The checkout failed and I need help now"
},
"questions": {
"intent": {
"type": "choice",
"instructions": "What is the request about?",
"criteria": {
"support": "support request",
"other": "another topic"
}
},
"urgent": {
"type": "noul",
"instructions": "Is the request urgent?"
}
}
},
"estimate_id": "<estimate_id from estimate_request>",
"max_cost_usd": "<maximum_cost_usd from estimate_request>"
}Agent drop-ins
This is a media endpoint, so it cannot replace the text model that drives a coding agent. Call the request above from the agent’s HTTP or tool layer.
FAQ
What does Flash JEV cost on OpenMayhem?
Flash JEV currently costs $0.014907 / M input · $0.0503113 / M output. There is no subscription: you buy credit and every request settles against a signed receipt for exactly what it used. Prices are versioned, and the full price history is published on this page.
Is Flash JEV available right now?
Yes. 1 provider serving Flash JEV right now, and it was online 98.9% of the last 3 days as measured by our own polling.
How do I use Flash JEV?
Send an OpenAI-compatible request to https://api.openmayhem.ai/v1/decisions with "model": "openmayhem/flash-jev" and your API key. Existing OpenAI SDKs work by changing the base URL. Create an account to get a key and starting credit.
Are my prompts stored?
OpenMayhem does not persist prompt or completion text. Requests are proxied to the serving provider and only billing metadata is retained: usage counts, the price applied, and the provider's signed receipt. Generated media files are stored temporarily so you can download them, then expire. The provider that serves a request necessarily processes its content.