earendil-works/pi · error

Provider ${providerId}, model ${definition.id}: invalid cont

Error message

Provider ${providerId}, model ${definition.id}: invalid contextWindow

What it means

Error "Provider ${providerId}, model ${definition.id}: invalid contextWindow" thrown in earendil-works/pi.

Source

Thrown at packages/coding-agent/src/core/provider-composer.ts:145

	};
}

function modelFromJson(
	providerId: string,
	definition: ModelsJsonModel,
	providerConfig: ModelsJsonProvider,
	defaults: Model<Api> | undefined,
): Model<Api> {
	const api = definition.api ?? providerConfig.api ?? defaults?.api;
	if (!api) {
		throw new Error(
			`Provider ${providerId}, model ${definition.id}: no "api" specified. Set at provider or model level.`,
		);
	}
	const baseUrl = definition.baseUrl ?? providerConfig.baseUrl ?? defaults?.baseUrl;
	if (!baseUrl) throw new Error(`Provider ${providerId}: "baseUrl" is required when defining custom models.`);
	if (definition.contextWindow !== undefined && definition.contextWindow <= 0) {
		throw new Error(`Provider ${providerId}, model ${definition.id}: invalid contextWindow`);
	}
	if (definition.maxTokens !== undefined && definition.maxTokens <= 0) {
		throw new Error(`Provider ${providerId}, model ${definition.id}: invalid maxTokens`);
	}
	return {
		id: definition.id,
		name: definition.name ?? definition.id,
		api: api as Api,
		provider: providerId,
		baseUrl,
		reasoning: definition.reasoning ?? false,
		thinkingLevelMap: definition.thinkingLevelMap,
		input: (definition.input ?? ["text"]) as ("text" | "image")[],
		cost: definition.cost ?? { input: 0, output: 0, cacheRead: 0, cacheWrite: 0 },
		contextWindow: definition.contextWindow ?? 128000,
		maxTokens: definition.maxTokens ?? 16384,
		samplingParams: definition.samplingParams,
		headers: undefined,

View on GitHub (pinned to 4af9d21d3b)

When it happens

Trigger: Thrown at packages/coding-agent/src/core/provider-composer.ts:145 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of earendil-works/pi@4af9d21d3b (2026-08-24). Data as JSON: /api/errors/f3fd5389ac2707a6. Report an issue: GitHub.