vercel/ai · error · TooManyEmbeddingValuesForCallError

Too many values for a single embedding call. The ${options.p

Error message

Too many values for a single embedding call. The ${options.provider} model "${options.modelId}" can only embed up to ${options.maxEmbeddingsPerCall} values per call, but ${options.values.length} values were provided.

What it means

Error "Too many values for a single embedding call. The ${options.provider} model "${options.modelId}" can only embed up to ${options.maxEmbeddingsPerCall} values per call, but ${options.values.length} values were provided." thrown in vercel/ai.

Source

Thrown at packages/cohere/src/cohere-embedding-model.ts:76

    return this.config.provider;
  }

  async doEmbed({
    values,
    headers,
    abortSignal,
    providerOptions,
  }: Parameters<EmbeddingModelV4['doEmbed']>[0]): Promise<
    Awaited<ReturnType<EmbeddingModelV4['doEmbed']>>
  > {
    const embeddingOptions = await parseProviderOptions({
      provider: 'cohere',
      providerOptions,
      schema: cohereEmbeddingModelOptions,
    });

    if (values.length > this.maxEmbeddingsPerCall) {
      throw new TooManyEmbeddingValuesForCallError({
        provider: this.provider,
        modelId: this.modelId,
        maxEmbeddingsPerCall: this.maxEmbeddingsPerCall,
        values,
      });
    }

    const {
      responseHeaders,
      value: response,
      rawValue,
    } = await postJsonToApi({
      url: `${this.config.baseURL}/embed`,
      headers: combineHeaders(this.config.headers?.(), headers),
      body: {
        model: this.modelId,
        // The AI SDK only supports 'float' embeddings. Note that the Cohere API
        // supports other embedding types, but they are not currently supported by the AI SDK.

View on GitHub (pinned to 69428b1f8b)

When it happens

Trigger: Thrown at packages/cohere/src/cohere-embedding-model.ts:76 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of vercel/ai@69428b1f8b (2026-08-30). Data as JSON: /api/errors/dba48cba1057889b. Report an issue: GitHub.