Trying to use gemini 2.5 but fails

[serhat1akman]

Good evening,

I am trying to use Gemini 2.5 pro using open router but chat fails. I am getting error "Provider returned error."
I appriciate any help! Here is my settings file

{
    "window.titleBarStyle": "native",
    "ai-features.AiEnable.enableAI": true,
    "ai-features.workspaceFunctions.considerGitIgnore": true,
    "ai-features.openAiCustom.customOpenAiModels": [
        {
            "model": "google/gemini-2.5-pro-exp-03-25:free",
            "url": "https://openrouter.ai/api/v1",
            "id": "gemini-2.5-pro",
            "apiKey": "MY API KEY IS HERE FROM OPEN ROUTER",
            "developerMessageSettings": "system"
        }
    ],
    "editor.cursorStyle": "line",
    "ai-features.agentSettings": {
        "Code Completion": {
            "languageModelRequirements": [
                {
                    "purpose": "code-completion",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Architect": {
            "languageModelRequirements": [
                {
                    "purpose": "chat",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Coder": {
            "languageModelRequirements": [
                {
                    "purpose": "chat",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Orchestrator": {
            "languageModelRequirements": [
                {
                    "purpose": "agent-selection",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Universal": {
            "languageModelRequirements": [
                {
                    "purpose": "chat",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Command": {
            "languageModelRequirements": [
                {
                    "purpose": "command",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        },
        "Terminal Assistant": {
            "languageModelRequirements": [
                {
                    "purpose": "suggest-terminal-commands",
                    "identifier": "gemini-2.5-pro"
                }
            ]
        }
    },
   
}

[eneufeld]

Hi @serhat1akman ,
what kind of prompt did you try?
Using Gemini with toolcalls from the google endpoint fails out of the box as their implementation is bugged.
We added a workaround: #15257
You could also try the gemini provider: #15334

Feedback is welcome.