Does Metis support zero data retention?

Yes. Metis is available with zero data retention on GreenPT through the Opper gateway.

Where is Metis hosted?

Metis runs on EU hosting routes through the Opper gateway, with contractually enforced residency on supported providers.

Is Metis trained on prompts and outputs?

No. Every hosting route for Metis is configured so customer prompts and outputs are not used to train models by default.

Is a GDPR DPA available for Metis?

Yes. A GDPR Data Processing Agreement is available on at least one route serving Metis. Contact hello@opper.ai to receive it.

Metis

by GreenPT

Joint decisions over shared state: yes/no, choice and score questions, with probabilities for every answer.

Call Metis on Opper through the System One evaluation API. Sign up without a credit card. Get started

Get your API key Evaluate via API Compare

Key info

Input

Output

Features

Context window

16K

Max output

—

Input price

$0.14 /1M

Output price

$0 /1M

EU residency available
Zero data retention on pay-as-you-go
No training by default
GDPR DPA available

Available routes

Metis runs on 1 route through the Opper gateway. Compare residency, zero data retention and training posture at a glance, with full data-handling detail per route below. In the EU it is served by GreenPT. See every model hosted in the EU.

Provider	Region	Zero data retention	Training	Input	Output	Cache read
GreenPT	EU		No	$0.14	$0	Input price

Live routes and prices as JSON: api.opper.ai/v3/models?q=greenpt%2Fmetis

Data handling per route

Each route hosting Metis has its own privacy posture, residency, and GDPR terms. Postures are maintained by Opper with a last-verification timestamp.

GreenPT — EU🇪🇺

Zero data retention: nothing is logged, held for abuse monitoring or used for training. No training on customer data. EU; DPA available.

Zero data retention: Yes. Nothing is logged, held for abuse monitoring or used for training.
Training: No training on customer data.
Logging: None
Abuse monitoring: Keeps nothing
Caching: Content cached for replay
Subprocessor access: Subprocessors may read content
GDPR DPA: DPA available
Transfer mechanism: Not applicable — data stays in EU

Get started

Call Metis through the Opper gateway with one API key. Evaluate state against typed questions using TypeSafe’s System One API for yes/no decisions, classification, and rubric scoring.

See the Opper evaluation guide and the TypeSafe API reference for question types and response formats.

Metis is a premium model on Opper. Sign up needs no credit card: you get an API key straight away and the free models work in the playground and the API. Add a card to use premium models, pay-as-you-go with no minimum.

Set it up with your agent

Copy this and paste it into a coding agent like Claude Code, Cursor or Codex and it'll wire up Opper for you.

Or call it directly

1curl https://api.opper.ai/v3/compat/v1/systemone \
2  -H "Authorization: Bearer $OPPER_API_KEY" \
3  -H "Content-Type: application/json" \
4  -d '{
5    "model": "greenpt/metis",
6    "state": "The customer cannot sign in and needs help immediately.",
7    "questions": {
8      "is_urgent": {
9        "type": "noul",
10        "instructions": "Does the customer need urgent help?"
11      }
12    }
13  }'