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Zed on EU-hosted open models

Add Frontière AI as an OpenAI-compatible provider in Zed's settings.json and drive the agent panel with EU-hosted open models. language_models.openai_compatible in ~/.config/zed/settings.json; the key in the keychain or FRONTIERE_API_KEY.

Settings from the official documentation, checked on 12 October 2026. Not run end to end by us.

API format
OpenAI-compatible
Base URL
https://getfrontiereai.eu/api/v1
Where it goes
language_models.openai_compatible in ~/.config/zed/settings.json; the key in the keychain or FRONTIERE_API_KEY.
Your prompts
Straight from your machine to us

Setup

1.Declare the provider

max_tokens is the model's context window and is required for each model. Keys never go in settings.json: enter it in Settings → AI → LLM Providers, or launch Zed with FRONTIERE_API_KEY set (the variable name comes from the provider id).

json
// ~/.config/zed/settings.json
{
  "language_models": {
    "openai_compatible": {
      "frontiere": {
        "api_url": "https://getfrontiereai.eu/api/v1",
        "available_models": [
          {
            "name": "glm-5.2",
            "display_name": "GLM 5.2 (Frontière AI)",
            "max_tokens": 256000,
            "capabilities": { "tools": true, "images": false }
          }
        ]
      }
    }
  }
}

Which model to pick

24 live models have tool calling measured by a real call through the gateway. Models labeled EU sovereign run at European providers; fast-access models are served through US-controlled infrastructure. Prices are per 100,000 tokens, margin and VAT included.

Model idProviderLabelContextInputOutput
pixtral-12bScalewayEU sovereign131k€0.0336€0.0336
mistral-small-3.2-24bScalewayEU sovereign—€0.0252€0.0588
gemma-4-26bAKI.IOEU sovereign256k€0.0168€0.084
gpt-oss-120bScalewayEU sovereign—€0.0252€0.1008
mistral-small-4-119bMistral AIEU sovereign262k€0.0278€0.1109
deepseek-v4-flash-0731ScalewayEU sovereign256k€0.0672€0.1344
qwen3-coder-30bScalewayEU sovereign262k€0.0336€0.1344
llama-3.3-70bScalewayEU sovereign—€0.1512€0.1512
qwen3.6-35bScalewayEU sovereign262k€0.042€0.252
deepseek-v4.1-flashAKI.IOEU sovereign1M€0.1008€0.3024
qwen3-235bScalewayEU sovereign—€0.126€0.378
apertus-v1.5-70bInfomaniakEU sovereign100k€0.1294€0.462
qwen3.8-27bScalewayEU sovereign262k€0.1008€0.5544
qwen3.5-397bScalewayEU sovereign—€0.1008€0.6048
mistral-large-4Mistral AIEU sovereign524k€0.2514€0.7725
glm-5.2ScalewayEU sovereign256k€0.3024€0.924
glm-5.3AKI.IOEU sovereign524k€0.3024€0.924
gemma-3-27bOpenRouterFast access (US)131k€0.0135€0.074
qwen3.8-flashOpenRouterFast access (US)—€0.0252€0.0773
glm-5.3-flashModalFast access (US)1M€0.0689€0.2268
deepseek-v4-proOpenRouterFast access (US)—€0.2453€0.5124
muse-spark-1.1OpenRouterFast access (US)—€0.205€0.6956
muse-spark-1.2OpenRouterFast access (US)—€0.205€0.6956
kimi-k3ModalFast access (US)1M€0.4536€2.268

Good to know

  • Edit predictions (Tab) call a completions endpoint, not chat completions: they will not work with Frontière AI.
  • External agents run inside Zed (Claude Code, for instance) ignore these settings: configure the agent itself.
  • For a reasoning model, Zed sends max_completion_tokens by default; set capabilities.max_tokens_parameter if needed.

Where your prompts go

Zed's privacy page says that with your own API key the configured provider handles requests, and providers are initialised in the local app. Only Zed-hosted models go through Zed.

On our side, a model labeled EU sovereign runs at a European provider, and the gateway itself runs in Paris on Vercel, a US company — our privacy page says so. Billing keeps the model, the token counts and the amount, never the prompt or the reply.

Sovereignty →Privacy →

Sources

Official documentation, checked on 12 October 2026:

FAQ

Does Zed work with Frontière AI?

Yes. language_models.openai_compatible in ~/.config/zed/settings.json; the key in the keychain or FRONTIERE_API_KEY. The setting comes from Zed's official documentation, checked on 2026-10-12; we have not run it end to end.

Which Frontière AI model should I use with Zed?

One with measured tool calling, preferably labeled EU sovereign: pixtral-12b, mistral-small-3.2-24b, gemma-4-26b and gpt-oss-120b. The 24 candidates are listed on this page with their context window and price.

Do my prompts stay in Europe with Zed?

Zed's privacy page says that with your own API key the configured provider handles requests, and providers are initialised in the local app. Only Zed-hosted models go through Zed. On our side, a model labeled EU sovereign runs at a European provider, and the gateway itself runs in Paris on Vercel, a US company — our privacy page says so. Billing keeps the model, the token counts and the amount, never the prompt or the reply.

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