System1 s1-pro (EU)
Compare every TrustedRouter route for System1 s1-pro (EU), including token pricing, context limits, privacy policy, regional availability, measured uptime, and API support.
system1models-eu/s1-pro
| Publisher | system1models-eu |
|---|---|
| AI IQ | No AI IQ profile matched yet. |
| Context | 0 tokens |
| Providers | |
| Credits routes | 1 provider route |
| Modes | decide EU-focused |
| Billing | Credits |
How to use System1 s1-pro (EU)
Larger open typed-decision profile for text decisions; noul/choice/score answers with probabilities. Served by Surogate Rune 26B-A4B v3 (EU); Winnow-12B serves as the Peer-to-Peer and EU fallback.
| Input | POST /v1/decide: state (at most 16 KiB serialized JSON) and exactly one boolean/noul, choice or score question. Vision accepts one images entry: PNG, JPEG or WebP data URL, at most 4 MiB decoded and 2 megapixels. No streaming. |
|---|---|
| Output | Verified answers and probabilities, with inputTokens usage. Input-only billing; output tokens are free. The EU route cannot fall back to Global. |
Example input
{"model": "system1models-eu/s1-pro", "state": "Mia owns a red bicycle.", "questions": {"color": {"type": "choice", "instructions": "Which color is the bicycle?", "criteria": {"red": null, "blue": null}}}}Example output
{"model": "system1models-eu/s1-pro", "answers": {"color": {"type": "choice", "choice": "red", "probabilities": {"red": 0.99, "blue": 0.01}}}}Current route evidence
Live leaderboardRecent provider-route uptime spans not enough data across 1 route and 1 provider. Price comes from the current Credits catalog. Speed and uptime come from routed probes rather than vendor claims.
Providers serving this model
Sorted by lowest combined prompt and completion price. Use
"provider": {"sort": "throughput"} in the request body
(or append :nitro to the model id) to route to the
fastest provider instead.
Trust boundary: TR router attestation verifies the TrustedRouter gateway only. Provider policy separately describes the upstream model host's retention, confidential compute, and E2EE posture.
| Provider | Input | Cached input | Output | Weight format | TR router attested | Provider policy |
|---|---|---|---|---|---|---|
| System1 Models (EU)system1models-eu | $0.0422/1M | Not published | selected route | Unknown | yes | privacy unknown |
Endpoint JSON: https://api.trustedrouter.com/v1/models/system1models-eu/s1-pro/endpoints
Compare System1 s1-pro (EU)
All comparisons- Qwen: Qwen3.8 27B vs System1 s1-pro (EU)17 combined provider routes
Questions
What model ID should I use for System1 s1-pro (EU)?
Use system1models-eu/s1-pro as the model field with the TrustedRouter OpenAI-compatible API. Credits routing and provider fallback happen behind that model ID.
Which providers serve System1 s1-pro (EU)?
TrustedRouter currently lists System1 Models (EU) for System1 s1-pro (EU). Provider availability and routing eligibility can change as catalog and health data update.
How much does System1 s1-pro (EU) cost through TrustedRouter?
The current lowest Credits input price is $0.0422/1M and the lowest Credits output price is selected route. Prices are per one million tokens and come from the current route catalog.
How do I require zero data retention for System1 s1-pro (EU)?
Set provider.min_privacy to zdr on the request. TrustedRouter considers only routes with a recorded zero-data-retention posture and fails closed if no eligible route remains.