Embed 4 — Free AI Model & API

cohere/embed-4

chat embedding

Get API key →

Context Window 131K

Max Output 131K

Rate Limit 2,000 inputs/min

Cost $0.00 FREE

Free Period Since May 10, 2026

Credit Card Not required

Status Online

Overview

This Cohere Embed 4 model is a large, text-based LLM ideal for chat and embedding tasks, with up to 131,072 tokens, no credit card requirements, and a rate limit of 2,000 inputs per minute. A practical note is its suitability for open-source project development.

Model ID

embed-4

Base URL

https://api.cohere.com/v2

Specifications

Context: 131K · Output: 131K · Modality: text · OpenAI Compat: No

Quick Start

Integrate Embed 4 with 3 lines of code. See the config generator for Claude Code, Cursor, and more.

from openai import OpenAI

client = OpenAI(
 base_url="https://api.cohere.com/v2",
 api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
 model="embed-4",
 messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const openai = new OpenAI({
 baseURL: "https://api.cohere.com/v2",
 apiKey: "YOUR_API_KEY",
});

const completion = await openai.chat.completions.create({
 model: "embed-4",
 messages: [{ role: "user", content: "Hello!" }],
});

console.log(completion.choices[0].message.content);

curl "https://api.cohere.com/v2/models/embed-4:generateContent?key=YOUR_API_KEY" \
 -H "Content-Type: application/json" \
 -d '{
 "contents": [{"parts": [{"text": "Hello!"}]}]
 }'

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Rate Limits & Constraints

Rate Limit 2,000 inputs/min

Context Window 131K

Max Output Tokens 131K

Cost Free — since May 10, 2026

Credit Card Not required

OpenAI Compatible No — uses provider-native API

Cohere Platform Limitations

1,000 API calls/month is low for production use
Trial key expires — not permanently free
Limited to 20 RPM across all models

Features & Use Cases

Best For

ChatEmbedding

Modality Support

text

Cohere Highlights

Command A (111B) on free tier
1,000 API calls/month
Embed and Rerank models included
No credit card required

Playground — Test Embed 4

Test Embed 4 directly in your browser. Your API key is sent directly to Cohere — never stored.

Model: Embed 4 Get Key

🔒 Your key is never stored — sent directly to the model provider via our server proxy.

Ready to chat with Embed 4.

Frequently Asked Questions

How do I get an API key for Embed 4?

Sign up at Cohere to get your API key. No credit card is required — just an email sign-up. Once you have the key, use the code snippets in the Quick Start section above.

Is Embed 4 really free?

Yes. Embed 4 is available on Cohere's free tier and has been free since May 10, 2026. Rate limits apply: 2,000 inputs/min. Always check the provider's terms for any changes to the free tier.

What are Embed 4's rate limits?

2,000 inputs/min Context window: 131K. Max output: 131K. No credit card required.

What are the best free alternatives to Embed 4?

Popular free alternatives include inclusionAI: Ring-2.6-1T, Baidu Qianfan: CoBuddy (free), Owl Alpha. You can also browse all 147+ free models on our site.