chroma-core/chroma · error · Error

Failed to generate Mistral embeddings

Error message

Failed to generate Mistral embeddings

What it means

Error "Failed to generate Mistral embeddings" thrown in chroma-core/chroma.

Source

Thrown at clients/new-js/packages/ai-embeddings/mistral/src/index.ts:52

    if (!apiKey) {
      console.warn(
        `Mistral API key is not set. Please provide it in the constructor or set the environment variable ${apiKeyEnvVar}.`,
      );
    }

    this.model = model;
    this.apiKeyEnvVar = apiKeyEnvVar;
    this.client = new Mistral({ apiKey });
  }

  public async generate(texts: string[]): Promise<number[][]> {
    const response = await this.client.embeddings.create({
      model: this.model,
      inputs: texts,
    });

    if (!response.data || !response.data.every((e) => e !== undefined)) {
      throw new Error("Failed to generate Mistral embeddings");
    }

    return response.data?.map((e) => e.embedding!);
  }

  public defaultSpace(): EmbeddingFunctionSpace {
    return "cosine";
  }

  public supportedSpaces(): EmbeddingFunctionSpace[] {
    return ["cosine", "l2", "ip"];
  }

  public static buildFromConfig(
    config: MistralConfig,
  ): MistralEmbeddingFunction {
    return new MistralEmbeddingFunction({
      model: config.model,

View on GitHub (pinned to aecdd12c8a)

When it happens

Trigger: Thrown at clients/new-js/packages/ai-embeddings/mistral/src/index.ts:52 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of chroma-core/chroma@aecdd12c8a (2026-08-16). Data as JSON: /api/errors/7a95e4089677b190. Report an issue: GitHub.