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Embed 5 Fast vs Text Embedding 3 Large: API price, context & features · api14

Cohere: Embed 5 Fast vs OpenAI: Text Embedding 3 Large

A side-by-side comparison of Cohere: Embed 5 Fast ($0.28 / 1M tokens) and OpenAI: Text Embedding 3 Large ($0.45 / 1M tokens) using current USD prices and capabilities from the api14 catalog. Both run through the same OpenAI-compatible API.

Specifications

	Cohere: Embed 5 Fast	OpenAI: Text Embedding 3 Large
Provider	Cohere	OpenAI
Input	$0.28 / 1M tokens	$0.45 / 1M tokens
Image input	$1.40 / 1M tokens	-
Context window	128,000	8,192
Max output	115,200	7,372
Input	text, image	text
Output	embeddings	embeddings
Tool calling
Structured output
Reasoning control
Added	Nov 3, 2026	Oct 30, 2025

Key differences

Cohere: Embed 5 Fast is 38% cheaper on input tokens.
Cohere: Embed 5 Fast reads 15.6× more context (128,000 tokens).

Switch with one string

Both models use the same endpoint and request shape. Change the model value from "cohere/embed-5-fast" to "openai/text-embedding-3-large" and prompts, streaming and tools keep working.

Cohere: Embed 5 Fast details & playground →OpenAI: Text Embedding 3 Large 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": "openai/text-embedding-3-large",
  "input": [
    "The quick brown fox",
    "Lorem ipsum"
  ]
});
console.log(result.data.map((d) => d.embedding.length));

Cohere: Embed 5 Fast vs OpenAI: Text Embedding 3 Large

Specifications

Key differences

Switch with one string

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