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voyage-4-large vs Embed V1 4B: API price, context & features · api14

VoyageAI by MongoDB: voyage-4-large vs Perplexity: Embed V1 4B

A side-by-side comparison of VoyageAI by MongoDB: voyage-4-large ($0.42 / 1M tokens) and Perplexity: Embed V1 4B ($0.11 / 1M tokens) using current USD prices and capabilities from the api14 catalog. Both run through the same OpenAI-compatible API.

Specifications

	VoyageAI by MongoDB: voyage-4-large	Perplexity: Embed V1 4B
Provider	VoyageAI by MongoDB	Perplexity
Input	$0.42 / 1M tokens	$0.11 / 1M tokens
Context window	32,000	32,000
Max output	28,800	28,800
Input	text	text
Output	embeddings	embeddings
Tool calling
Structured output
Reasoning control
Added	Jul 27, 2026	Mar 16, 2026

Key differences

Perplexity: Embed V1 4B is 75% cheaper on input tokens.

Switch with one string

Both models use the same endpoint and request shape. Change the model value from "mongodb/voyage-4-large" to "perplexity/pplx-embed-v1-4b" and prompts, streaming and tools keep working.

VoyageAI by MongoDB: voyage-4-large details & playground →Perplexity: Embed V1 4B details & playground →

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api14.com/api/v1",
  apiKey: process.env.API14_API_KEY,
});

const result = await client.embeddings.create({
  "model": "perplexity/pplx-embed-v1-4b",
  "input": [
    "The quick brown fox",
    "Lorem ipsum"
  ]
});
console.log(result.data.map((d) => d.embedding.length));

VoyageAI by MongoDB: voyage-4-large vs Perplexity: Embed V1 4B

Specifications

Key differences

Switch with one string

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